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鄉下的妹子太便宜,一次四個都要了[12P]

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Sexual Precocity in a 16-Month-Old
' i+ M* d' m3 S# OBoy Induced by Indirect Topical' ?2 P* L, y4 j* d
Exposure to Testosterone# @, u7 [7 R' H- }) P* u
Samar K. Bhowmick, MD, FACE,1 Tracy Ricke, MD,2# B1 a2 j1 d$ t/ `
and Kenneth R. Rettig, MD1
3 o2 F. V5 f4 D9 J" MClinical Pediatrics2 C. T- D, T+ X' X( h
Volume 46 Number 65 F% {& S3 [0 C7 j1 I. ^7 @. v3 X
July 2007 540-543
& l% g' p4 `. G5 S© 2007 Sage Publications
5 K; _; U" A, p$ I, G, d10.1177/0009922806296651
4 j3 q" ~' O( Lhttp://clp.sagepub.com/ C1 I; u0 X& b- {0 Y( i0 J' T  ?
hosted at
  n1 f; V/ e. X, l, u% P+ yhttp://online.sagepub.com
# [! S9 r0 b! N2 A) m" |5 A) @Precocious puberty in boys, central or peripheral,2 F9 ^; I0 n' x. J3 {
is a significant concern for physicians. Central
/ Y$ Q. O4 W6 [precocious puberty (CPP), which is mediated
+ Y% X$ |- M! v2 [$ g+ K9 m3 cthrough the hypothalamic pituitary gonadal axis, has. R4 O8 z7 c6 O6 f
a higher incidence of organic central nervous system. z- f, Q" Y! E
lesions in boys.1,2 Virilization in boys, as manifested
  P* s  `1 u/ J% g9 t0 y! X- _, oby enlargement of the penis, development of pubic/ p; Q1 {" B0 F* B% o8 Y5 k( x
hair, and facial acne without enlargement of testi-9 J6 p. _2 l' t
cles, suggests peripheral or pseudopuberty.1-3 We' X2 u2 Q$ J* t6 F# ?8 J
report a 16-month-old boy who presented with the
! a' i: t0 Y2 _" e: r2 `& C; qenlargement of the phallus and pubic hair develop-/ Y+ ^. ~1 i! s5 {
ment without testicular enlargement, which was due; L% t" g; m4 |! d1 a  ?) w* O: @" X
to the unintentional exposure to androgen gel used by7 s" O8 c8 b. h
the father. The family initially concealed this infor-9 `4 A! N8 ~. p3 e0 l& [
mation, resulting in an extensive work-up for this
' ?# E$ T# ^5 V% K% cchild. Given the widespread and easy availability of) _  a! U2 Y; a( G$ o
testosterone gel and cream, we believe this is proba-
; h' Y  }; T: ^, Zbly more common than the rare case report in the' r2 `: Z& l$ r2 U) ~5 U) U; e4 Q
literature.4
: s/ a: B8 H; Y+ t7 O* W" p* q' YPatient Report- M% m8 {$ S! s
A 16-month-old white child was referred to the
! H) I' ^4 s; s2 |+ }3 Lendocrine clinic by his pediatrician with the concern' W! w$ r3 v2 U
of early sexual development. His mother noticed
1 o: y! l' z1 P; C& [3 v1 {. elight colored pubic hair development when he was, d& h+ |! s( K' _" j0 p/ u
From the 1Division of Pediatric Endocrinology, 2University of3 Q% ?6 d5 O  m8 H4 Y
South Alabama Medical Center, Mobile, Alabama.
7 K7 h2 C  U$ K( ]Address correspondence to: Samar K. Bhowmick, MD, FACE,2 n- T4 L4 u, j4 t
Professor of Pediatrics, University of South Alabama, College of( R$ O; S& C' G8 D' Y
Medicine, 2451 Fillingim St. Mastin 212, Mobile, AL 36617-2297;
% f- w4 X& W+ Y" `# _( x6 Ge-mail: [email protected].7 O5 B4 {- x: a, g9 f$ j' {, R
about 6 to 7 months old, which progressively became
4 {7 `, \2 Y4 @: d& P9 G! Xdarker. She was also concerned about the enlarge-* v% ^3 Y6 E5 v
ment of his penis and frequent erections. The child
4 ?5 r2 {6 L! m. X$ o! V" L& m' cwas the product of a full-term normal delivery, with+ p* a. A$ M) d8 z9 S. ~$ I8 h2 {
a birth weight of 7 lb 14 oz, and birth length of( W! F  h1 J2 g9 J  _! L" {
20 inches. He was breast-fed throughout the first year
) ?' m1 Z% v7 T8 \, Eof life and was still receiving breast milk along with6 T0 Z. u& T5 ^3 y% O) x' C. j/ J; \
solid food. He had no hospitalizations or surgery,5 ^5 r7 y' J: p) l- ]
and his psychosocial and psychomotor development
% G1 X7 G) q! ~$ ?/ t8 owas age appropriate.8 N% g& q4 ]$ q8 j; m  \
The family history was remarkable for the father,
! M5 S/ u; y% d9 D' lwho was diagnosed with hypothyroidism at age 16,
4 {0 O) P1 D, x" P2 }4 v/ R: j- w" ]0 Iwhich was treated with thyroxine. The father’s4 ]- t* P( I' h5 Z% V" z
height was 6 feet, and he went through a somewhat) G: j7 k7 o/ w- I" }
early puberty and had stopped growing by age 14.* X) X+ h% G9 D$ f$ j  s' o
The father denied taking any other medication. The
. s% _4 ]: G8 }0 }, U& f7 Schild’s mother was in good health. Her menarche
& D) r! h/ S( y: B! u4 \was at 11 years of age, and her height was at 5 feet" m: L# a$ l& N1 I7 O" D1 D/ B
5 inches. There was no other family history of pre-
- |5 M' O& x4 Z/ H9 o1 bcocious sexual development in the first-degree rela-/ s% m6 z. ^( s$ @/ e5 f
tives. There were no siblings.
' r0 D: c# F& y& p6 vPhysical Examination' ?  x. L7 E' [% \
The physical examination revealed a very active,: d' @& b; t/ Q0 M
playful, and healthy boy. The vital signs documented4 F- S  g( ?7 }  {' z9 u
a blood pressure of 85/50 mm Hg, his length was
7 \6 G5 m/ F" w- m+ |1 P/ h90 cm (>97th percentile), and his weight was 14.4 kg- O6 }: h. Z- \: G3 ]# a8 e; o! i
(also >97th percentile). The observed yearly growth
+ E' ~: e0 w% R) X2 i/ Ovelocity was 30 cm (12 inches). The examination of+ G% _9 u% |2 j/ B/ b& J
the neck revealed no thyroid enlargement.7 U( B- u- [! X$ S  r# k- V6 N# u
The genitourinary examination was remarkable for/ X# d' d4 Y9 R* n5 o0 x
enlargement of the penis, with a stretched length of
; \) L1 |1 k; k" y: g- A8 P8 cm and a width of 2 cm. The glans penis was very well7 `* p0 w  h1 s- Q6 B; i
developed. The pubic hair was Tanner II, mostly around
; C8 d1 Y- v2 F, n" d540
+ q# S+ @6 Q- j. \at University of Manchester Library on May 25, 2015 cpj.sagepub.com Downloaded from
& I/ w6 o! o$ V! K5 a! gthe base of the phallus and was dark and curled. The$ u! _& K6 P) {- b, ?7 k* f$ V
testicular volume was prepubertal at 2 mL each.* J% a- M+ q1 j2 V
The skin was moist and smooth and somewhat
; _1 }4 D/ e7 h! c7 @% R4 t! J3 W- Eoily. No axillary hair was noted. There were no, p. J) ]# u# }9 f. B' Q2 }  t
abnormal skin pigmentations or café-au-lait spots.; G* L5 L, w- f, Q0 G' `! v* K1 M
Neurologic evaluation showed deep tendon reflex 2+, i9 E, ]; J& D& H0 d+ x" ^
bilateral and symmetrical. There was no suggestion/ i0 [% T& n$ K, ]" O7 c
of papilledema., J% w* a- H) f! s% i0 N8 D
Laboratory Evaluation  k0 |; w* F" L) b% O/ ~+ }0 h+ _' ]
The bone age was consistent with 28 months by
6 h6 @. u, Y' i* n6 M! X, V7 Xusing the standard of Greulich and Pyle at a chrono-" T8 i0 O/ Q" w6 l. C* |
logic age of 16 months (advanced).5 Chromosomal
: \4 f9 i3 m' j! r: D. N. }karyotype was 46XY. The thyroid function test
, {: ~- P$ _* w+ Xshowed a free T4 of 1.69 ng/dL, and thyroid stimu-6 n2 l1 o  h& T+ V1 ]8 G
lating hormone level was 1.3 µIU/mL (both normal).# i3 n( N3 v8 k* W! W1 X
The concentrations of serum electrolytes, blood
3 F. y8 o8 K9 X6 f3 y( B7 vurea nitrogen, creatinine, and calcium all were
! k, p1 [/ i0 X8 w, z. P* q1 swithin normal range for his age. The concentration2 w8 z( q( n1 }. T
of serum 17-hydroxyprogesterone was 16 ng/dL
! b) @- U. y  Y2 p& B) V(normal, 3 to 90 ng/dL), androstenedione was 20/ {# C2 e' C2 G/ Y
ng/dL (normal, 18 to 80 ng/dL), dehydroepiandros-0 g, ^9 j; _3 }7 V8 c9 h  {9 q
terone was 38 ng/dL (normal, 50 to 760 ng/dL),
: |" {# I1 @" Q! [+ |& D, V. Kdesoxycorticosterone was 4.3 ng/dL (normal, 7 to6 @, F8 ^0 _' V3 S, m  f; x
49ng/dL), 11-desoxycortisol (specific compound S)
- L, f$ g9 O. owas 43 ng/dL (normal, 10 to 156 ng/dL), serum cor-3 s, n6 _( T8 }8 `5 [
tisol was 7.6 µg/dL (normal, 2.8 to 23 µg/dL), total1 _6 m$ N6 V8 V% o
testosterone was 60 ng/dL (normal <3 to 10 ng/dL),
& e6 E- M& ?& d% [3 }( Sand β-human chorionic gonadotropin was less than, r2 }1 ~9 d8 Z( j1 Y7 g
5 mIU/mL (normal <5 mIU/mL). Serum follicular; t8 ^% q5 A! i7 ~& h/ w
stimulating hormone and leuteinizing hormone
5 v6 V7 m6 [, a- r+ d# H; vconcentrations were less than 0.05 mIU/mL& g) c9 F3 x) o3 L( [, l
(prepubertal).
9 k/ c. e; ^2 N' m; G* sThe parents were notified about the laboratory8 w* p, V2 K, g) p) K5 b. s, Q
results and were informed that all of the tests were' [% X- T7 x8 `7 G  i7 E: z6 I- L7 J/ p# j
normal except the testosterone level was high. The
0 J# y# }7 N: u% `' r9 cfollow-up visit was arranged within a few weeks to" x8 n; T" ?4 q6 G
obtain testicular and abdominal sonograms; how-
6 }0 t. G0 ]' e. q+ I+ T$ u$ O+ _. Xever, the family did not return for 4 months.
' o' W* e) M0 e1 ZPhysical examination at this time revealed that the; z4 w( q6 m7 h# O
child had grown 2.5 cm in 4 months and had gained0 s- t( A, K$ a4 G2 k
2 kg of weight. Physical examination remained& g8 Y! [7 h. ], s' H& C9 V
unchanged. Surprisingly, the pubic hair almost com-
& H+ B" n) N; U2 k/ u8 b' W" @pletely disappeared except for a few vellous hairs at
* v  x1 `, C8 n; gthe base of the phallus. Testicular volume was still 2
4 [) P4 _# q3 j+ F' LmL, and the size of the penis remained unchanged.
) o! g8 |. _7 D. Z) I/ C- W4 F! B0 fThe mother also said that the boy was no longer hav-
) f( Z3 G/ y' F" P5 i! ding frequent erections.
9 U, N4 k: a6 [2 A  bBoth parents were again questioned about use of( v# O- N; n1 ?3 A) L
any ointment/creams that they may have applied to; R2 ^) A; s+ r2 h! z
the child’s skin. This time the father admitted the
& v" v5 S& Q) }3 a; b. QTopical Testosterone Exposure / Bhowmick et al 541  i' Q' Y1 P1 }
use of testosterone gel twice daily that he was apply-: C  U- E2 q. |) _% W
ing over his own shoulders, chest, and back area for* B# [; h& h5 N3 r4 f! _7 }
a year. The father also revealed he was embarrassed
! h9 q( a1 a; Y# W7 vto disclose that he was using a testosterone gel pre-4 U, N* a# c& J/ o
scribed by his family physician for decreased libido% ]& q, d& b$ J: K/ e
secondary to depression.( s* h' a- o+ o4 ^; ?& m5 ^
The child slept in the same bed with parents.
* Z) K3 d! Y+ c) y' [The father would hug the baby and hold him on his$ f! F& d9 K* q' w; \- Y
chest for a considerable period of time, causing sig-9 l: J2 a& n( k" P+ U
nificant bare skin contact between baby and father.3 s0 w) w, r. `' E$ l: T8 ]
The father also admitted that after the phone call,
% e' i' [' c$ U# Kwhen he learned the testosterone level in the baby
& A0 d6 B: c4 N) G. w$ {$ Hwas high, he then read the product information
, {) q/ |4 I) I8 M' y5 l' g6 Bpacket and concluded that it was most likely the rea-
) p! ^' f; w; U' n, c5 Nson for the child’s virilization. At that time, they
/ \4 t5 Z- C- n6 I: l! Hdecided to put the baby in a separate bed, and the# X' U$ r# z1 K% o. l5 B% Y
father was not hugging him with bare skin and had
" V) a& N% G( Q0 Q8 W6 L, hbeen using protective clothing. A repeat testosterone
  ]7 R! Y2 R/ \: I2 E% ^test was ordered, but the family did not go to the
3 W6 J: j' S& E% ~5 p1 c0 k5 m% [+ i! claboratory to obtain the test.
' H+ j- i7 N& d+ h0 l! z* vDiscussion: O: E; W5 w6 w$ j* g2 G3 ?
Precocious puberty in boys is defined as secondary7 y) [: b* j1 g1 ?- O
sexual development before 9 years of age.1,4/ h; L- P5 M( j3 q# j! U( f& g- S
Precocious puberty is termed as central (true) when
. g7 i- e0 l3 a& Z: U( q' s7 eit is caused by the premature activation of hypo-
/ c2 X# S6 l' M; y& s7 Qthalamic pituitary gonadal axis. CPP is more com-
0 q% E! |9 Q9 R5 `mon in girls than in boys.1,3 Most boys with CPP+ s: ^) G9 {4 _0 w% m. ^% S
may have a central nervous system lesion that is
) }( A6 ?& G) w- H% J( l# Uresponsible for the early activation of the hypothal-
! ]- o- a% F* ?- k- \0 Q0 _amic pituitary gonadal axis.1-3 Thus, greater empha-
* o( g0 x1 a% ?' u. g) ]sis has been given to neuroradiologic imaging in
  o! x3 g2 k5 w# ^4 z2 U% X/ _boys with precocious puberty. In addition to viril-  U- i9 b  \  v" w
ization, the clinical hallmark of CPP is the symmet-
. r6 [, s; J1 |3 Grical testicular growth secondary to stimulation by
, i% `3 |( T" T) Ygonadotropins.1,3
# R$ R( {( w5 N4 h0 W, ^Gonadotropin-independent peripheral preco-
+ B2 q' _) ?, _4 w, g' i( `& ecious puberty in boys also results from inappropriate
/ ]4 C( u6 Y( t$ ^/ w8 h; ~% L' V) Q0 yandrogenic stimulation from either endogenous or
5 X$ Y7 O" y- M+ @8 R2 w% _exogenous sources, nonpituitary gonadotropin stim-; {  j# [8 i, b
ulation, and rare activating mutations.3 Virilizing: }/ ]( c9 V9 q4 ^
congenital adrenal hyperplasia producing excessive
5 o! r2 s" K- U" d+ z0 Y$ i' C: Yadrenal androgens is a common cause of precocious9 o! c7 K8 a8 s9 x
puberty in boys.3,4
" W9 G7 X% e. nThe most common form of congenital adrenal
4 J7 a/ q" z* E9 dhyperplasia is the 21-hydroxylase enzyme deficiency.
/ [& U" d3 f4 ^6 [' z0 j6 @/ d5 U! kThe 11-β hydroxylase deficiency may also result in0 M- o2 |4 P. s+ ~7 ^
excessive adrenal androgen production, and rarely,' |) [, w' Q, h- D& w6 I3 @* a7 s& O
an adrenal tumor may also cause adrenal androgen# z' v9 m# T) W4 M* |. f# M
excess.1,3
$ E# g8 `, z, cat University of Manchester Library on May 25, 2015 cpj.sagepub.com Downloaded from
6 p2 k/ t: b4 Z  |2 T5 E/ ?" U& q& j542 Clinical Pediatrics / Vol. 46, No. 6, July 20078 Q. r. @& ?6 A: p" c+ b# Z# k
A unique entity of male-limited gonadotropin-
, i0 \8 a8 K  N& e% x* o% v8 F: y6 Uindependent precocious puberty, which is also known
; F& t; R  E7 {, zas testotoxicosis, may cause precocious puberty at a
; k* M  W1 q5 X4 D$ X9 ]3 ^very young age. The physical findings in these boys
) [3 D+ E9 C( bwith this disorder are full pubertal development," l" ?/ u$ X; {
including bilateral testicular growth, similar to boys- J1 V* O# y" ^: S; _! c9 X. j2 a
with CPP. The gonadotropin levels in this disorder( Q" G' x! A- v; \4 o6 F8 b- t9 _
are suppressed to prepubertal levels and do not show
  M% |$ b3 Q' ^5 U& U% T/ |9 J% ]pubertal response of gonadotropin after gonadotropin-7 N) J, ~( V6 m3 }+ d
releasing hormone stimulation. This is a sex-linked
' A7 \2 M+ U) _1 Q7 B# ?autosomal dominant disorder that affects only& c" @( _: B* C( W0 |( f. M8 L
males; therefore, other male members of the family
: a) }! f# w0 V8 y/ n( d' }" h' fmay have similar precocious puberty.3
: f: S3 r% Z: Y: D" T# g1 AIn our patient, physical examination was incon-
3 R  ~6 U3 l- k* L- m; Psistent with true precocious puberty since his testi-# J6 K, w. |* o' a/ V9 g
cles were prepubertal in size. However, testotoxicosis+ h# R5 i$ J' W9 v, d4 D
was in the differential diagnosis because his father
: e. [' z  {7 s, Vstarted puberty somewhat early, and occasionally,
; C: q. \# d- B* c, Ttesticular enlargement is not that evident in the# P) E2 D- z  Z$ ^) M1 v8 i
beginning of this process.1 In the absence of a neg-
! E; N0 W5 j* zative initial history of androgen exposure, our
! E( T2 v5 L% w1 W/ t2 gbiggest concern was virilizing adrenal hyperplasia,3 @5 c9 l, o. m. c1 m/ a9 I) y
either 21-hydroxylase deficiency or 11-β hydroxylase" U/ Z0 r: J# q
deficiency. Those diagnoses were excluded by find-
4 ~" ^: n) f" E9 L) @+ `ing the normal level of adrenal steroids.
8 O! `8 ^1 I( H$ k$ kThe diagnosis of exogenous androgens was strongly
- s3 x' I0 {0 Z; bsuspected in a follow-up visit after 4 months because
' L  j4 @5 K4 y" @* nthe physical examination revealed the complete disap-
9 G9 o, ~: x6 U# Y2 {4 o0 X1 cpearance of pubic hair, normal growth velocity, and
+ d8 |' v0 ~% W  c0 E; o. k4 f0 hdecreased erections. The father admitted using a testos-/ {7 c% q* W( n1 N- J
terone gel, which he concealed at first visit. He was
8 |1 F5 c; m+ L2 j1 husing it rather frequently, twice a day. The Physicians’
+ [, x( H& @. q$ N5 v* yDesk Reference, or package insert of this product, gel or
7 u) \7 o" ~- }cream, cautions about dermal testosterone transfer to
% N/ v  p3 L. Dunprotected females through direct skin exposure.8 E+ ^* z* F" E, o" A7 r9 Q9 k& @+ L
Serum testosterone level was found to be 2 times the
4 e' _# [. [% L& abaseline value in those females who were exposed to' a$ j+ C$ j. R  P* d+ J
even 15 minutes of direct skin contact with their male
! ~& A+ g/ Q8 j  j2 Y) \partners.6 However, when a shirt covered the applica-
5 }& d& X' h$ X( t) }( Otion site, this testosterone transfer was prevented.7 }! ~" ~0 F8 [+ ?
Our patient’s testosterone level was 60 ng/mL,( @  e" y( c7 D+ A: K
which was clearly high. Some studies suggest that' A3 S* R) J- ?( X% u6 j9 W- I
dermal conversion of testosterone to dihydrotestos-/ }: O6 t( i" R9 E; V( l# D) T% Y
terone, which is a more potent metabolite, is more
8 z' d! C# M8 K5 eactive in young children exposed to testosterone* x) i2 N5 p& Y, d4 g: c
exogenously7; however, we did not measure a dihy-
1 v! x0 i$ q% _, i# d* }! W+ Edrotestosterone level in our patient. In addition to
8 s3 q/ U; V8 x7 P! c1 Gvirilization, exposure to exogenous testosterone in# v% x: {% {8 l9 A# e( H
children results in an increase in growth velocity and
+ v/ V4 \" V+ F: |- U* Gadvanced bone age, as seen in our patient.5 q* i+ A' {/ D5 j3 y1 W0 e
The long-term effect of androgen exposure during
6 Q2 ^! N0 q) d' Iearly childhood on pubertal development and final
" s. ?% g3 q0 D% J/ Hadult height are not fully known and always remain1 o0 E9 U& ~9 T: g1 t
a concern. Children treated with short-term testos-
4 l+ G: F- j; p& b$ O& E& Iterone injection or topical androgen may exhibit some9 s7 k5 N9 ]+ `
acceleration of the skeletal maturation; however, after, C4 |! M9 N5 X& ~  E* Y2 I
cessation of treatment, the rate of bone maturation, V- _  M/ K; G; d2 ~
decelerates and gradually returns to normal.8,9
& q+ A! X8 p% c- a2 k$ q$ C+ y4 ZThere are conflicting reports and controversy  s# R$ N6 G6 J; t
over the effect of early androgen exposure on adult8 z8 B  a% \# k1 Z- n) ?4 A9 K8 }* f
penile length.10,11 Some reports suggest subnormal4 H( q- U! c; j9 N' s1 I9 X/ v7 u
adult penile length, apparently because of downreg-
( @3 Q9 Y, R8 u0 \. |ulation of androgen receptor number.10,12 However,% R' V0 U: I' X, }# v- Q' d- M
Sutherland et al13 did not find a correlation between
, F% i% H* @4 _childhood testosterone exposure and reduced adult. Q4 b) t+ n6 _3 V: z4 T, W. E
penile length in clinical studies.( S* q  Y* W: Q1 X: P- k$ y3 m" r
Nonetheless, we do not believe our patient is
) k% ?6 B+ e7 mgoing to experience any of the untoward effects from9 J0 ?; E. [; t/ a* `' {5 y
testosterone exposure as mentioned earlier because& P6 w- p/ S$ G) ?- w7 Q7 y: R
the exposure was not for a prolonged period of time.
7 ?- I: w' M# F+ f  MAlthough the bone age was advanced at the time of
  i9 u6 E# u5 X+ X, s% zdiagnosis, the child had a normal growth velocity at3 s/ z4 ?! x5 X9 Z6 h; U
the follow-up visit. It is hoped that his final adult& i; |* z7 i  G
height will not be affected.
: h8 }1 B4 J/ u$ Q3 uAlthough rarely reported, the widespread avail-
4 v/ x4 v& m  H6 V. j5 I% wability of androgen products in our society may
4 u0 ?- o$ |) y$ G/ windeed cause more virilization in male or female* H' v! `& P4 O5 u
children than one would realize. Exposure to andro-4 t. A9 z! G! T3 u
gen products must be considered and specific ques-& Q9 t( C* }! L
tioning about the use of a testosterone product or
- q8 k% D9 [$ P8 G) E8 agel should be asked of the family members during
/ k- I* E( o7 b' _# `7 jthe evaluation of any children who present with vir-
6 N0 H; l. y: v* C. j% G7 E& Yilization or peripheral precocious puberty. The diag-
* \4 B+ r$ }# G* `nosis can be established by just a few tests and by% m- k& }, m7 s, i  Y( r" p
appropriate history. The inability to obtain such a
; t0 w" V5 C1 G4 i# x: d& xhistory, or failure to ask the specific questions, may+ X& G! h& W% _  ?6 q
result in extensive, unnecessary, and expensive
/ v9 k0 D* t) F8 |( uinvestigation. The primary care physician should be
$ @# e. P* Y% I; t' o3 B9 I0 N- Uaware of this fact, because most of these children! G) g4 t1 |. ^( O- w9 i, d, P
may initially present in their practice. The Physicians’
7 v! w3 p# @+ u8 t! VDesk Reference and package insert should also put a3 M: Z% |1 W: [' F) i" O
warning about the virilizing effect on a male or
4 t2 Y+ t' l2 @female child who might come in contact with some-
7 \! }/ f+ T0 R3 J7 T, hone using any of these products.# s+ K& H7 m1 j0 T
References+ Z3 q5 ~8 I7 w+ T9 X$ S
1. Styne DM. The testes: disorder of sexual differentiation9 g5 a+ w3 X1 u3 h) L5 b
and puberty in the male. In: Sperling MA, ed. Pediatric/ l% F: p- |( |# h6 z6 R
Endocrinology. 2nd ed. Philadelphia, PA: WB Saunders;" F+ Y6 r$ {/ P& T6 a# D6 v
2002: 565-628.
% @1 |/ p& |1 R0 q0 j1 ]2. Rivarola M, Belgorosky A, Mendilaharzu H, et al. Precocious
9 i* J* a8 ?9 Z8 a5 G# P: i( U8 m. Zpuberty in children with tumours of the suprasellar pineal
發表於 2025-1-4 03:27:02 | 顯示全部樓層
Sexual Precocity in a 16-Month-Old
6 R6 n3 I2 L4 L. F0 z- Q( C  CBoy Induced by Indirect Topical+ A; {& H+ l- q
Exposure to Testosterone
0 |# W  C+ L+ ^" ]( O/ @# MSamar K. Bhowmick, MD, FACE,1 Tracy Ricke, MD,23 M- H9 m* k+ J8 Q# E0 k- p5 C3 Y
and Kenneth R. Rettig, MD1, s: d" G9 T! V+ k% r
Clinical Pediatrics
7 _$ G+ i# \; ]: ^. ^- K* _$ SVolume 46 Number 6
! B6 n: d  s; RJuly 2007 540-5431 u) X. e; d0 j3 f  b
© 2007 Sage Publications+ X! ^5 {5 o+ H
10.1177/0009922806296651
7 i6 Y. [; C8 A0 _% ?4 D; Nhttp://clp.sagepub.com& r! h; j+ {0 m. a
hosted at9 F0 d/ ?" P  D3 z$ O) G
http://online.sagepub.com/ ]' z, R" L2 O& @
Precocious puberty in boys, central or peripheral,
3 ~2 P. P1 j% G# }5 vis a significant concern for physicians. Central
4 G5 E. X# f; D2 M: kprecocious puberty (CPP), which is mediated
- a& N; w" P+ s$ [3 X; `through the hypothalamic pituitary gonadal axis, has
8 {; ^8 o  B% T+ na higher incidence of organic central nervous system
. `3 M/ n  c+ C7 y& T4 x3 w; {0 hlesions in boys.1,2 Virilization in boys, as manifested* B& U2 e, n8 s5 t
by enlargement of the penis, development of pubic
5 E" k- \& ?+ U9 X$ thair, and facial acne without enlargement of testi-, s& @8 E$ Y3 ~: L9 V
cles, suggests peripheral or pseudopuberty.1-3 We
* L; @) X+ t+ L0 [report a 16-month-old boy who presented with the
6 @* N7 N' @; o$ yenlargement of the phallus and pubic hair develop-
( z1 y6 Q# U3 j+ f/ X3 @ment without testicular enlargement, which was due
) A, \: W( l% o) s% m* ?* n/ H4 Uto the unintentional exposure to androgen gel used by
4 i* I+ {1 I7 b5 j# F8 L' ythe father. The family initially concealed this infor-& w6 U$ m" T; c6 p
mation, resulting in an extensive work-up for this2 q! X: A) A  X; H
child. Given the widespread and easy availability of
. _4 z# _2 y" G9 B. {testosterone gel and cream, we believe this is proba-4 Q! M2 a+ u2 T5 _
bly more common than the rare case report in the
" p# _' _/ G2 S1 yliterature.45 |- x' X8 \! H( @: X
Patient Report1 `* @7 x% A7 d2 T! m6 q0 ^) X$ o4 U
A 16-month-old white child was referred to the! o! _" [" `7 W8 e: x; x
endocrine clinic by his pediatrician with the concern) G  N( y* c" e6 h
of early sexual development. His mother noticed
* i! K0 c: Y2 Y, ^/ ?# ~% vlight colored pubic hair development when he was
5 x  ^2 D, N+ AFrom the 1Division of Pediatric Endocrinology, 2University of) v, b& I2 Z! l
South Alabama Medical Center, Mobile, Alabama.
/ N! d2 c% {2 E, A* r1 G  TAddress correspondence to: Samar K. Bhowmick, MD, FACE,
# [5 v; D  a% B- a( iProfessor of Pediatrics, University of South Alabama, College of% h9 K3 X5 V5 u) ]3 J# x; f0 U
Medicine, 2451 Fillingim St. Mastin 212, Mobile, AL 36617-2297;
, B5 H8 Q2 I% a8 D( a2 qe-mail: [email protected].
7 I; b* R5 }5 V+ Vabout 6 to 7 months old, which progressively became
) q- O& L# o1 `7 ?darker. She was also concerned about the enlarge-$ o: b! b, f' E
ment of his penis and frequent erections. The child% b( z  \9 ^; I% V, r; n  w( y2 q; o1 W$ s$ M
was the product of a full-term normal delivery, with) I, o. W& S. R$ K1 Z" r
a birth weight of 7 lb 14 oz, and birth length of0 N* N3 }5 g" P5 w' i2 E8 n
20 inches. He was breast-fed throughout the first year' f0 g, ^+ @! k' o
of life and was still receiving breast milk along with
/ {% {- H5 P! }' z! m: W$ Usolid food. He had no hospitalizations or surgery,
, x$ E# t. l0 E1 uand his psychosocial and psychomotor development+ I. j/ R2 {4 {, H; p! b7 O$ f( l
was age appropriate.+ l1 ~0 y8 v# i+ @# c3 e3 q
The family history was remarkable for the father,
0 S6 j4 K, ^3 a: s1 @4 wwho was diagnosed with hypothyroidism at age 16,# m; Q6 m# `1 y2 l
which was treated with thyroxine. The father’s( q  r0 u( p7 ^# o, D/ z! u  w
height was 6 feet, and he went through a somewhat+ {/ u6 \- [  w4 _5 R* q3 X
early puberty and had stopped growing by age 14.7 ?' g6 m! s( q' D- e' d: G
The father denied taking any other medication. The- P/ W" X" V9 _" ?- H
child’s mother was in good health. Her menarche% X7 @* E: S3 f' b* R
was at 11 years of age, and her height was at 5 feet
: c4 a# e2 G- s% w& Z  f; O1 `5 inches. There was no other family history of pre-
- S) v- d7 [9 Ecocious sexual development in the first-degree rela-" ?6 j0 ?0 y4 d' n3 F% d
tives. There were no siblings.
) h  t1 _2 O1 ~Physical Examination1 b; P; n1 b$ i0 i' [. \
The physical examination revealed a very active,% D+ P  E! m( b; X5 t' N2 s
playful, and healthy boy. The vital signs documented( J" ^) m. e" x5 J7 L
a blood pressure of 85/50 mm Hg, his length was3 W% t, Y' j: j
90 cm (>97th percentile), and his weight was 14.4 kg
9 c( t8 s/ A; q, o(also >97th percentile). The observed yearly growth3 h% S" T' M6 N# E7 `; M
velocity was 30 cm (12 inches). The examination of
7 @1 L$ j: _4 I/ }. cthe neck revealed no thyroid enlargement.
) R  t: r2 f% e8 v, h, PThe genitourinary examination was remarkable for! B" l; \% S4 y# \& L
enlargement of the penis, with a stretched length of
. g* X0 C8 L5 _4 f3 _  O/ g8 cm and a width of 2 cm. The glans penis was very well7 A. a6 e5 |" N  [; s. D( x6 A
developed. The pubic hair was Tanner II, mostly around
2 h$ o2 @7 F+ ~% |- g# }5400 h5 p7 R, t2 D0 N/ E" U
at University of Manchester Library on May 25, 2015 cpj.sagepub.com Downloaded from: I. p. W- w% I. u7 G
the base of the phallus and was dark and curled. The
3 f1 I( `/ a7 i- i, Q( itesticular volume was prepubertal at 2 mL each.% F8 `& i3 H  L5 M9 V) {
The skin was moist and smooth and somewhat
* h. c8 f$ w- ~( L5 E' }: K2 P3 m2 Qoily. No axillary hair was noted. There were no0 D$ r' p9 d+ m
abnormal skin pigmentations or café-au-lait spots.
* y8 V2 ^7 }1 \Neurologic evaluation showed deep tendon reflex 2+
! x, N9 @0 T# c! X$ Dbilateral and symmetrical. There was no suggestion
  X( Q; q6 P+ uof papilledema.7 }! f$ _6 c7 E) O. x
Laboratory Evaluation
# U+ J& N; I+ i8 q0 |; X* X7 mThe bone age was consistent with 28 months by
: f. O" e- f2 i+ y% l% j; k. r8 Tusing the standard of Greulich and Pyle at a chrono-
1 ], y2 A* E2 F2 j3 F4 slogic age of 16 months (advanced).5 Chromosomal0 ~4 o& W, D& v6 k' u
karyotype was 46XY. The thyroid function test
& i3 E( _  `' _showed a free T4 of 1.69 ng/dL, and thyroid stimu-( i3 ^+ R! q, [* s
lating hormone level was 1.3 µIU/mL (both normal).$ {+ F8 u1 H4 I
The concentrations of serum electrolytes, blood2 M( D4 ?) L+ |; `2 y5 B7 X
urea nitrogen, creatinine, and calcium all were; M. G' a& E3 U+ R% T
within normal range for his age. The concentration
$ U# g& z" ?" |7 z# \of serum 17-hydroxyprogesterone was 16 ng/dL
# v8 s: P! i$ y5 A5 O8 r(normal, 3 to 90 ng/dL), androstenedione was 205 w( V7 p% U) d0 f1 u/ |% O
ng/dL (normal, 18 to 80 ng/dL), dehydroepiandros-1 \; y8 h& _3 S1 p9 \4 Y  ~6 y
terone was 38 ng/dL (normal, 50 to 760 ng/dL),4 V4 T. ]. W0 X5 d
desoxycorticosterone was 4.3 ng/dL (normal, 7 to
& |0 U; Q) V- C- ^- w49ng/dL), 11-desoxycortisol (specific compound S)
) T2 ]2 Z# \/ t( nwas 43 ng/dL (normal, 10 to 156 ng/dL), serum cor-
5 R5 \6 V  |( d( ~+ L$ l2 wtisol was 7.6 µg/dL (normal, 2.8 to 23 µg/dL), total0 o+ _! A9 i- O' ?
testosterone was 60 ng/dL (normal <3 to 10 ng/dL),1 M5 e" z6 e3 e
and β-human chorionic gonadotropin was less than' U! T6 r) ?# {
5 mIU/mL (normal <5 mIU/mL). Serum follicular. m, Q# v/ K# y! E# h, Q
stimulating hormone and leuteinizing hormone
: B3 M0 u6 A" }; _0 mconcentrations were less than 0.05 mIU/mL
3 ?: u: C0 f7 E: `. c(prepubertal).
3 N$ r9 J5 g: u- m1 EThe parents were notified about the laboratory
  {7 q. {% K$ ]% O6 vresults and were informed that all of the tests were5 f$ k- `% g; e" ^6 L: o( [  d
normal except the testosterone level was high. The
7 U. A0 M% ?# t7 m! Q( ffollow-up visit was arranged within a few weeks to: w3 d9 f# ~4 N5 P6 D& K
obtain testicular and abdominal sonograms; how-4 n) a" G. L% S" `  a
ever, the family did not return for 4 months.
, P( Q; {# C0 x9 _6 i  q7 pPhysical examination at this time revealed that the. ]* [% O) k1 V. S. m
child had grown 2.5 cm in 4 months and had gained; S6 \3 T. ]3 s  d
2 kg of weight. Physical examination remained& V3 z$ b0 Y5 s$ l4 o% I3 f
unchanged. Surprisingly, the pubic hair almost com-
( V8 _1 Y: l- u2 o/ `pletely disappeared except for a few vellous hairs at
& a" @3 ?( j+ G  v" O' e& qthe base of the phallus. Testicular volume was still 2
3 @# q) c- i! _1 ?mL, and the size of the penis remained unchanged.7 e; E- |8 S$ o. X  W" t  ~
The mother also said that the boy was no longer hav-
5 m& Z3 t$ p6 V* I4 fing frequent erections.# r! m8 ?! T/ h
Both parents were again questioned about use of* E: ^. k/ S& y
any ointment/creams that they may have applied to
" S9 {7 V2 C+ V* e. Athe child’s skin. This time the father admitted the" I+ V- k1 @  |, {8 i1 d
Topical Testosterone Exposure / Bhowmick et al 541' O! ]. S. a* d; f9 \- b
use of testosterone gel twice daily that he was apply-: p- P$ V/ s/ D) G
ing over his own shoulders, chest, and back area for( ]  {8 R4 }  a
a year. The father also revealed he was embarrassed2 Z1 k/ q" x( l5 L/ C* U  u
to disclose that he was using a testosterone gel pre-
; X% j; J. |& r6 |' Kscribed by his family physician for decreased libido
( }$ F! R% }9 T* W6 U  }secondary to depression.; u/ x' k' x/ [' A8 r9 M: [7 M
The child slept in the same bed with parents.
; k6 s' g2 L# f* i$ \: _/ ?4 gThe father would hug the baby and hold him on his* i$ k3 g; {+ B
chest for a considerable period of time, causing sig-1 r$ J$ g& c) k! F# z; u
nificant bare skin contact between baby and father.
9 s2 B. ~+ A* JThe father also admitted that after the phone call,5 J. K( n, ]3 T
when he learned the testosterone level in the baby! Z% T' M" d/ ^  @  v! K/ w1 {3 a" W2 G
was high, he then read the product information
5 H7 d9 {( Y" ?. s$ L4 q5 V' Bpacket and concluded that it was most likely the rea-5 z" E6 _! p/ D. j( e5 B& X
son for the child’s virilization. At that time, they
  m( P, C' A+ t: Cdecided to put the baby in a separate bed, and the
, c$ b, @6 o# mfather was not hugging him with bare skin and had
# U* M, l/ G6 Z( l; ]0 Bbeen using protective clothing. A repeat testosterone% F0 J$ l. e$ c( |  _
test was ordered, but the family did not go to the
3 E% w+ f: o. A/ ^) ~. p% b! o# Wlaboratory to obtain the test.9 w. E  \0 \$ R6 y
Discussion
" ~3 H7 a2 M9 F8 h) n6 b3 SPrecocious puberty in boys is defined as secondary
) x4 ~# i; q3 T& D, ^sexual development before 9 years of age.1,4' f2 x- G0 u" o
Precocious puberty is termed as central (true) when
" f4 J. m* z( k% M! C5 `it is caused by the premature activation of hypo-# N% ~: I3 g! q* l' ?- C: d
thalamic pituitary gonadal axis. CPP is more com-$ R3 @8 q" ~1 J% W  x
mon in girls than in boys.1,3 Most boys with CPP
4 X, S$ G8 h" e: B+ Xmay have a central nervous system lesion that is; ~1 D0 \# {. @0 B3 G
responsible for the early activation of the hypothal-
2 e3 C- m' k/ b" M2 s+ i3 A9 Q7 Mamic pituitary gonadal axis.1-3 Thus, greater empha-
$ @5 C  B: O- N2 `sis has been given to neuroradiologic imaging in
. X& n- V6 Y! y- W0 Tboys with precocious puberty. In addition to viril-1 a, V- l0 u  _% F  R. x* e% ?# [
ization, the clinical hallmark of CPP is the symmet-, C; H0 i9 L# A# r( L
rical testicular growth secondary to stimulation by  G8 I  I. y6 }3 V7 H! W
gonadotropins.1,3
$ R$ G& j* K. k% B, M4 \Gonadotropin-independent peripheral preco-
$ |; i6 f% b( W& H! B3 X4 D4 ncious puberty in boys also results from inappropriate
8 R) \; k; {9 S+ [0 E( r( Wandrogenic stimulation from either endogenous or
/ ?4 X  h3 J0 z8 g$ eexogenous sources, nonpituitary gonadotropin stim-; M1 V& q7 v8 b& p% F
ulation, and rare activating mutations.3 Virilizing# `9 F' J8 g7 w6 B8 @1 x/ D
congenital adrenal hyperplasia producing excessive
* z  C/ c- o+ Q& Zadrenal androgens is a common cause of precocious* i( t8 Q9 ^9 j
puberty in boys.3,4# ~. A$ A7 M6 t; i% Y3 s: x1 A' p' t
The most common form of congenital adrenal
6 Y8 n+ n, k9 C' L# X$ Bhyperplasia is the 21-hydroxylase enzyme deficiency.& d1 s' w9 ^2 L0 y/ k; C
The 11-β hydroxylase deficiency may also result in" |+ F2 S/ q: Z& ~( T3 [3 @
excessive adrenal androgen production, and rarely,
* x9 s, [4 W. r  J6 j% Ean adrenal tumor may also cause adrenal androgen
) ^; h. }) r$ a" }6 Z8 A" oexcess.1,3
2 V. r% x2 X$ s, l4 vat University of Manchester Library on May 25, 2015 cpj.sagepub.com Downloaded from
  [: |  T& g2 C4 l& v542 Clinical Pediatrics / Vol. 46, No. 6, July 2007
0 J% \' q" C3 E: k# bA unique entity of male-limited gonadotropin-
: K! M/ e1 x5 N* H) G6 M. qindependent precocious puberty, which is also known5 X5 K% x. [9 a
as testotoxicosis, may cause precocious puberty at a
8 g* d- H/ J8 hvery young age. The physical findings in these boys
- Z& [0 ], q( c3 o9 y. Hwith this disorder are full pubertal development,
; U. B/ a- a1 Y# |, s$ o" cincluding bilateral testicular growth, similar to boys$ X. o8 ~8 V  I) j7 ^
with CPP. The gonadotropin levels in this disorder
: |: b. K8 T3 c+ i4 D2 M3 Eare suppressed to prepubertal levels and do not show
+ O- Q2 c9 X$ t( a/ e: g+ |0 }- rpubertal response of gonadotropin after gonadotropin-
3 }9 R$ }6 A' Z: n, \releasing hormone stimulation. This is a sex-linked& I# I$ X2 v" ?8 x3 D+ C9 `) B5 u
autosomal dominant disorder that affects only! D, L( l0 T2 a( S
males; therefore, other male members of the family  F1 ~  [3 `$ @+ e4 l4 ^* ^
may have similar precocious puberty.3
0 Z" B% t* y. G1 `% X  q4 y% p7 `In our patient, physical examination was incon-
2 z% M2 I1 O5 v$ Jsistent with true precocious puberty since his testi-5 E4 u  k- P$ a- x& a
cles were prepubertal in size. However, testotoxicosis
6 ?3 ~4 _$ T/ T- R) |was in the differential diagnosis because his father# v6 ]5 ~8 Q# P0 w- }" i9 k' u, [
started puberty somewhat early, and occasionally,
6 C0 V/ L+ z5 G% Qtesticular enlargement is not that evident in the6 h; x- k* R/ R# @1 b3 p! I  A1 a
beginning of this process.1 In the absence of a neg-! Z. M0 e  B0 v1 @! H
ative initial history of androgen exposure, our* e; j$ x! l! b5 |- n8 a& T' P' Q
biggest concern was virilizing adrenal hyperplasia,
( P$ r; ?- x$ I+ e" `* Feither 21-hydroxylase deficiency or 11-β hydroxylase
! G4 N% K5 w5 N( @+ [deficiency. Those diagnoses were excluded by find-
& g8 x$ c, ^1 g+ Y) ?4 Oing the normal level of adrenal steroids.$ Z+ W. B2 u/ P& ?2 v6 w8 X
The diagnosis of exogenous androgens was strongly
7 G* b2 O& V5 {' e4 Ysuspected in a follow-up visit after 4 months because
$ X1 r% y) D: _( Q& f0 dthe physical examination revealed the complete disap-
5 v3 G: R+ U7 f: K4 i& i! Opearance of pubic hair, normal growth velocity, and: m6 e+ T9 I, H( z9 f/ o
decreased erections. The father admitted using a testos-
& U6 Z/ B. c) f) C# rterone gel, which he concealed at first visit. He was2 H/ o, f7 i. r0 b( |
using it rather frequently, twice a day. The Physicians’
. g3 [3 l6 f3 F( \5 e- N5 k9 }Desk Reference, or package insert of this product, gel or
+ f' i( \9 f# z1 L: t2 C. w, T6 ncream, cautions about dermal testosterone transfer to% K8 i1 z3 @) B; G) B2 A4 G. Q4 |
unprotected females through direct skin exposure.
7 u' E6 e) B  S: s7 A+ X) fSerum testosterone level was found to be 2 times the- e; _- l5 m  U$ Z
baseline value in those females who were exposed to# O& s3 h  b/ w: B' d' I7 \
even 15 minutes of direct skin contact with their male
# o7 S* W0 b% }# i- |partners.6 However, when a shirt covered the applica-) O# P  `% z, Z$ R
tion site, this testosterone transfer was prevented.
, x' \6 U3 `1 _Our patient’s testosterone level was 60 ng/mL,
$ A$ P9 N3 Y  J$ f6 qwhich was clearly high. Some studies suggest that0 d  f% v' S5 D9 Y
dermal conversion of testosterone to dihydrotestos-
+ a; L1 M* E1 ]7 yterone, which is a more potent metabolite, is more! q0 ~: J1 A! T" k
active in young children exposed to testosterone9 e6 W8 a+ T3 a4 I3 C( G
exogenously7; however, we did not measure a dihy-8 J4 {- [- Z/ R) o% ~
drotestosterone level in our patient. In addition to7 w* m' {( M0 P. g1 I' N
virilization, exposure to exogenous testosterone in$ D- n' [/ b# n/ l) E: c; J  ?" T
children results in an increase in growth velocity and
7 b9 s& \7 e( u* _advanced bone age, as seen in our patient.
5 U- V( Y# e$ sThe long-term effect of androgen exposure during
: ^3 j/ C, V; Searly childhood on pubertal development and final
! L7 Z2 \* J  L" |adult height are not fully known and always remain0 l! `$ J/ Z! J  n
a concern. Children treated with short-term testos-2 _$ h; F1 x" O  T* c, d
terone injection or topical androgen may exhibit some
& g% g; c4 C9 R; {; B" F5 gacceleration of the skeletal maturation; however, after
; N' C8 v7 \2 t( Lcessation of treatment, the rate of bone maturation
& j5 q6 k* ~4 f/ T  Sdecelerates and gradually returns to normal.8,9
1 J2 e1 B5 ~% U9 e% FThere are conflicting reports and controversy
/ Q- [' ]% H) cover the effect of early androgen exposure on adult. S/ M+ W& z  ~
penile length.10,11 Some reports suggest subnormal
0 _- d- |( a' V; T* D; m1 w6 Jadult penile length, apparently because of downreg-
( M) b7 `" x' A  o; l- Mulation of androgen receptor number.10,12 However,
; P- c; J; ~  v. C4 QSutherland et al13 did not find a correlation between5 E( c/ O8 p; S9 d$ {. U
childhood testosterone exposure and reduced adult
9 b* w! P9 X; j6 Qpenile length in clinical studies.
0 `. ~3 T5 u. ENonetheless, we do not believe our patient is
' a7 M+ j9 M7 a2 |- Ggoing to experience any of the untoward effects from
- D! p$ D2 S5 ?0 f) ztestosterone exposure as mentioned earlier because
( J- F9 c7 Z4 g' }- [! ~the exposure was not for a prolonged period of time.
$ Z5 I1 p) ^6 I, h! uAlthough the bone age was advanced at the time of) [1 D) o" y% B
diagnosis, the child had a normal growth velocity at  P! f; A/ T1 K8 |6 u  w
the follow-up visit. It is hoped that his final adult# U7 n4 f4 d2 Q
height will not be affected.+ |& U4 t, u2 M% a
Although rarely reported, the widespread avail-5 f  ?! }; k% ?+ d1 s( T
ability of androgen products in our society may$ O( s) s' f% ~5 r5 k: x: }7 ^0 d$ q( z! N
indeed cause more virilization in male or female
9 `2 |- [4 b; ]9 F$ S5 v6 Wchildren than one would realize. Exposure to andro-
0 P9 z1 J: |! U9 ogen products must be considered and specific ques-
& t7 e: k1 w- t1 H3 I9 Wtioning about the use of a testosterone product or4 F7 q- d7 ]3 K+ n# C4 L& O
gel should be asked of the family members during$ A# [0 a( e- \1 @- l6 o
the evaluation of any children who present with vir-
. ^( N2 ^4 |+ M. C  ~' @ilization or peripheral precocious puberty. The diag-
* r0 C: j) w' R3 unosis can be established by just a few tests and by, K. K* j0 \9 w0 z7 O; L
appropriate history. The inability to obtain such a  G" g8 F5 W. O1 H  f; d
history, or failure to ask the specific questions, may0 U$ j6 c, h( M  H0 p
result in extensive, unnecessary, and expensive" H1 u& ?. L% v8 E& F; e9 a
investigation. The primary care physician should be9 S# y" ]/ n! f: N0 i! k! A
aware of this fact, because most of these children
5 Z: `* ^* V: |$ ?- t* {may initially present in their practice. The Physicians’
$ a* H, z' x( T, U% W! BDesk Reference and package insert should also put a
/ l/ c" O. z$ v! ?  wwarning about the virilizing effect on a male or0 K7 k. }3 K" _: K1 P- x
female child who might come in contact with some-) d  {8 @6 T( h0 t: ?
one using any of these products.
& ?' t9 O0 r! ^! ]References. b0 s7 R0 S' P3 W3 m
1. Styne DM. The testes: disorder of sexual differentiation
4 o+ h9 N8 R0 E: F! h+ b$ k- j! {5 n6 aand puberty in the male. In: Sperling MA, ed. Pediatric- C' R: x% q4 x7 g. r
Endocrinology. 2nd ed. Philadelphia, PA: WB Saunders;& L1 z/ V5 w4 t/ e1 J
2002: 565-628.1 e) ^, b% f$ m7 y  n5 q3 M! P2 P
2. Rivarola M, Belgorosky A, Mendilaharzu H, et al. Precocious
, }& P& ^& x/ T2 E& R: Q  ipuberty in children with tumours of the suprasellar pineal
發表於 2025-1-11 22:18:01 | 顯示全部樓層
女厕偷拍辅导班主任尿尿老师的逼很嫩还有一点
發表於 2025-1-17 16:31:39 | 顯示全部樓層
4个什么样的?
發表於 2025-1-19 02:41:05 | 顯示全部樓層

) y& {- t/ A0 Q; g9 A  R6 ~精妙絕倫的精品,感謝啊!期待你更多更好的創作哦!
發表於 2025-3-11 12:31:56 | 顯示全部樓層
么好吧v进化过程就回国参加发uft成就和;哦i回来就好v科技股份兄弟人的 路由公开vu个v库每年b
發表於 2025-4-8 11:10:25 | 顯示全部樓層
精妙絕倫的精品,感謝啊!期待你更多更好的創作哦!
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