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is a significant concern for physicians. Central( g" R& P Y- V) Z$ I& e7 q0 q
precocious puberty (CPP), which is mediated
5 r4 Z1 T# C1 c9 E" w! Athrough the hypothalamic pituitary gonadal axis, has
0 ?- l7 A' a/ V7 |- j, ]a higher incidence of organic central nervous system* S. v7 p) V6 c7 F( M+ a
lesions in boys.1,2 Virilization in boys, as manifested" L2 r6 D* F7 H5 w# d# [2 y# j0 R
by enlargement of the penis, development of pubic
: p( |* @8 Z5 }6 d* zhair, and facial acne without enlargement of testi-
! q u! P7 @- [cles, suggests peripheral or pseudopuberty.1-3 We
/ x! k! j0 |5 N" x% Creport a 16-month-old boy who presented with the
+ c. D6 G( Q) W, B% A7 Y& Zenlargement of the phallus and pubic hair develop-5 Q( a+ Q* x) s- T" |4 a
ment without testicular enlargement, which was due
# H2 M1 g7 s0 Uto the unintentional exposure to androgen gel used by, w& G0 u l$ ^
the father. The family initially concealed this infor-! W, Z' M, E- T" p' P& P( ^
mation, resulting in an extensive work-up for this
# T) m4 c/ r6 }( M4 }) H% kchild. Given the widespread and easy availability of
% i' g3 V# {, g+ N! d; \: \testosterone gel and cream, we believe this is proba-
' k7 i1 L3 c% r6 f! n; [bly more common than the rare case report in the
+ W' y, h- \5 F: M! E: n Mliterature.4* A( T; F. c- j! `
Patient Report) H" s* t, k* t+ N
A 16-month-old white child was referred to the
1 E6 O" \3 Q' q" ^endocrine clinic by his pediatrician with the concern3 ?$ i. o9 J$ W
of early sexual development. His mother noticed
9 |! O' Y/ ~. l8 Llight colored pubic hair development when he was
S* |4 \4 T( g0 i. YFrom the 1Division of Pediatric Endocrinology, 2University of. n9 v. R* Q/ W- C5 V7 |5 L
South Alabama Medical Center, Mobile, Alabama.
% t- T' x$ ?7 X! A5 o* pAddress correspondence to: Samar K. Bhowmick, MD, FACE,6 ^3 ?8 s, N* C
Professor of Pediatrics, University of South Alabama, College of0 W P+ {2 H3 G* c4 `* |
Medicine, 2451 Fillingim St. Mastin 212, Mobile, AL 36617-2297;) K- F# l% O1 o% I# e z
e-mail: [email protected].
! O0 d5 \% i* `: ]. U; S& ~0 iabout 6 to 7 months old, which progressively became
! c% v0 g; Z' L4 Wdarker. She was also concerned about the enlarge-
$ W& d7 ?& z; \1 k. n, Vment of his penis and frequent erections. The child1 O: k! q) [! R) E/ {
was the product of a full-term normal delivery, with
V! |& M6 \2 I' Ha birth weight of 7 lb 14 oz, and birth length of
. Z) j6 M3 y j20 inches. He was breast-fed throughout the first year6 ?+ g0 {4 L1 C1 B8 z+ F9 e( e
of life and was still receiving breast milk along with
1 y, \2 V2 G' P2 K0 y, k! d, |solid food. He had no hospitalizations or surgery,+ S2 S7 e r8 b y8 y% M" K
and his psychosocial and psychomotor development8 a/ ?! n9 h' U0 S2 @2 I
was age appropriate.) A7 n) i5 @; e; h
The family history was remarkable for the father,/ z/ c, A0 x; f7 L+ w
who was diagnosed with hypothyroidism at age 16,3 N$ m {( G& e1 j
which was treated with thyroxine. The father’s
0 k# x9 H g/ Yheight was 6 feet, and he went through a somewhat
# D2 K( R2 O- {9 e2 zearly puberty and had stopped growing by age 14. C8 |7 d" f, n! s. k/ X S# n
The father denied taking any other medication. The0 M q% I' ?+ A/ W: m, k/ X
child’s mother was in good health. Her menarche
9 j1 \. [( b! o+ Q& T$ nwas at 11 years of age, and her height was at 5 feet; t0 j( ~( V4 [" n
5 inches. There was no other family history of pre-
# F0 F- O. c7 Z4 w& D, _5 j! Scocious sexual development in the first-degree rela-- e/ }: b0 {$ o P5 J7 B1 h% d
tives. There were no siblings. z d7 o- O& S6 C$ W
Physical Examination
1 t: V8 u6 e) Z" h* S4 ], {3 LThe physical examination revealed a very active,
# e( s& ]# a! xplayful, and healthy boy. The vital signs documented7 v, ]- s/ v* j& Q8 }; G
a blood pressure of 85/50 mm Hg, his length was y8 F) |5 B% H5 D7 ? g6 q' l5 R
90 cm (>97th percentile), and his weight was 14.4 kg
, O7 W: J0 R6 L! ?: Z# G(also >97th percentile). The observed yearly growth
* ]. r. C' ?1 pvelocity was 30 cm (12 inches). The examination of0 P6 z/ r" g q$ ~
the neck revealed no thyroid enlargement.8 m/ o' i$ M) l( C% \
The genitourinary examination was remarkable for
1 |4 @; J5 e W: n. O, tenlargement of the penis, with a stretched length of0 c6 T* V' N2 y. K4 ^% r9 r4 e: o: s
8 cm and a width of 2 cm. The glans penis was very well
! h) Z5 i" O7 U1 J- ?1 f+ p6 k- edeveloped. The pubic hair was Tanner II, mostly around
+ L- g% _6 G3 ^6 k- W0 ?5406 A4 F# R8 N. w) [
at University of Manchester Library on May 25, 2015 cpj.sagepub.com Downloaded from7 u) I# e1 q' R( p+ |) I( ~
the base of the phallus and was dark and curled. The
( V1 J+ Z. N' ]. d, P$ ^testicular volume was prepubertal at 2 mL each.
8 H! w4 q4 P! `( tThe skin was moist and smooth and somewhat
) M% J/ f' [& n; O3 ?oily. No axillary hair was noted. There were no p8 _) |1 V0 g! Q6 W2 a
abnormal skin pigmentations or café-au-lait spots.
: V1 D- W' G' D( `) i. a8 [Neurologic evaluation showed deep tendon reflex 2+
: X* b. T: `2 ]% v- B1 ubilateral and symmetrical. There was no suggestion) f3 D, i1 p. g' ]
of papilledema., ]0 u8 K z3 n7 U% ], o
Laboratory Evaluation
* C% ?7 w& y, BThe bone age was consistent with 28 months by
7 b: a% B7 R2 C2 v( Kusing the standard of Greulich and Pyle at a chrono-
' f, D6 p1 E/ k' W& i0 G8 [& Llogic age of 16 months (advanced).5 Chromosomal* o' r$ s% W2 T. Z. E- B
karyotype was 46XY. The thyroid function test
; ~$ X) G) N. ?& h" n1 xshowed a free T4 of 1.69 ng/dL, and thyroid stimu-
6 |5 m& Y* c: P3 V3 slating hormone level was 1.3 µIU/mL (both normal).
. b* G& p9 B2 v$ VThe concentrations of serum electrolytes, blood v* T; h7 |$ p( V5 N
urea nitrogen, creatinine, and calcium all were
5 ~/ F! {" J% _1 g" `; L! M1 {within normal range for his age. The concentration1 `7 M4 ?1 R5 U' B
of serum 17-hydroxyprogesterone was 16 ng/dL
; E! Q: k' Z7 q9 {(normal, 3 to 90 ng/dL), androstenedione was 20$ Z0 U0 \1 i" `
ng/dL (normal, 18 to 80 ng/dL), dehydroepiandros-% R% r3 B& E* o# t
terone was 38 ng/dL (normal, 50 to 760 ng/dL),, E8 l' N$ W) c4 |1 S3 p
desoxycorticosterone was 4.3 ng/dL (normal, 7 to
j2 R! ]7 x( B+ V. l! n4 W49ng/dL), 11-desoxycortisol (specific compound S)
$ J; S3 D) m. Q, A$ U9 ]/ fwas 43 ng/dL (normal, 10 to 156 ng/dL), serum cor-
1 E) x% k" ^( U! _9 b, dtisol was 7.6 µg/dL (normal, 2.8 to 23 µg/dL), total
" S3 g+ n) H: J3 |! ]& stestosterone was 60 ng/dL (normal <3 to 10 ng/dL),0 h: c: u2 m6 ]
and β-human chorionic gonadotropin was less than( Y" E& t9 t2 o
5 mIU/mL (normal <5 mIU/mL). Serum follicular3 Y% [. G9 e$ O4 ]/ v v# M9 _
stimulating hormone and leuteinizing hormone! n- Q) M% p9 K+ Y( f
concentrations were less than 0.05 mIU/mL# N/ b1 U& Y) U+ b" t1 p& k
(prepubertal).3 z9 ~6 l- x# N" W; b' ^) @; h1 g5 ]
The parents were notified about the laboratory, I0 W- b0 q2 z
results and were informed that all of the tests were* z$ _& x1 k: V$ |3 a: ^/ j
normal except the testosterone level was high. The& E' G5 k2 A1 v: w
follow-up visit was arranged within a few weeks to
A9 d% x; [( vobtain testicular and abdominal sonograms; how-9 I, M2 G2 b* ?- P
ever, the family did not return for 4 months.
7 K6 n" V) k2 QPhysical examination at this time revealed that the$ x$ e1 ?& q1 Q% B. `* m9 I/ s
child had grown 2.5 cm in 4 months and had gained0 h9 |) c7 G/ Z+ I7 I( z
2 kg of weight. Physical examination remained( P; o8 s$ A' W9 R8 s
unchanged. Surprisingly, the pubic hair almost com-
' @2 s) `* d& Q d& p1 K. O. Cpletely disappeared except for a few vellous hairs at
- ]5 f: n! H3 S! Ythe base of the phallus. Testicular volume was still 2
0 o7 j7 C# ]: j2 r2 L$ QmL, and the size of the penis remained unchanged.
9 D$ p* G0 V; D3 b) eThe mother also said that the boy was no longer hav-
' L1 @7 o, E: ~3 Z6 { s# Cing frequent erections.) {4 A0 [- i# W6 U! X4 r
Both parents were again questioned about use of
3 D8 T/ M# N' n: {5 Y: Tany ointment/creams that they may have applied to
. u2 Q$ y' L4 h* Wthe child’s skin. This time the father admitted the! H. y4 B q5 K& r& F5 n& v/ W
Topical Testosterone Exposure / Bhowmick et al 541; i X& B/ W& N! m& h
use of testosterone gel twice daily that he was apply-
% |* a6 g' I) i8 a" W1 ming over his own shoulders, chest, and back area for
% D1 h* c7 J j& W& ?# w. Va year. The father also revealed he was embarrassed9 Z& T1 d) ~9 ]. j' _7 K. [$ }6 c
to disclose that he was using a testosterone gel pre-
6 K. m$ f3 z4 F9 `0 I' I, x O" j* yscribed by his family physician for decreased libido
* ?& \) k4 j% I) M. E% K+ msecondary to depression.' j$ L6 A1 w7 E) _ O1 `7 G4 m; G. ?
The child slept in the same bed with parents.
/ t& H/ Z9 V0 m4 G( {5 nThe father would hug the baby and hold him on his
) k: E5 S, [( k1 w+ r pchest for a considerable period of time, causing sig-
( B/ i: J4 C+ |0 J; ^nificant bare skin contact between baby and father.9 j+ B0 ^4 G: @+ d" J
The father also admitted that after the phone call,
2 \3 S4 [- Z! hwhen he learned the testosterone level in the baby
! Y, I4 a( r6 b. i8 |6 nwas high, he then read the product information
# F6 i" |1 Y2 ~5 A3 |$ q/ i+ u7 epacket and concluded that it was most likely the rea-$ g" N K" c8 ]' S8 x/ w& c9 J
son for the child’s virilization. At that time, they
8 c, Y8 H3 L/ C* x. Bdecided to put the baby in a separate bed, and the! V! K2 h8 |$ {- c! ]" \ R
father was not hugging him with bare skin and had
4 o# O: r* {7 P$ z/ V; dbeen using protective clothing. A repeat testosterone" I+ q: f0 b% p- B
test was ordered, but the family did not go to the: W1 A/ J, q' c4 ]# h% ^5 l2 h
laboratory to obtain the test.
$ _' P4 ^ ]) |; fDiscussion
0 I( y6 [0 \$ M* l2 \Precocious puberty in boys is defined as secondary
1 K& R6 s8 w: q/ u, Xsexual development before 9 years of age.1,4
% d# z2 I5 Q$ a% ]Precocious puberty is termed as central (true) when* e% o6 I0 |8 o4 G, j4 f
it is caused by the premature activation of hypo-
9 S( l! k% ?: L C! Vthalamic pituitary gonadal axis. CPP is more com-) a9 g. l4 ]5 l( M; f% h
mon in girls than in boys.1,3 Most boys with CPP: M* n" N1 s6 o& S7 w
may have a central nervous system lesion that is
6 I2 x8 n4 ]' s1 N. X* g$ Xresponsible for the early activation of the hypothal-; m( w& B) l' _% p) R
amic pituitary gonadal axis.1-3 Thus, greater empha-
5 O% M: z$ o4 I4 ~4 zsis has been given to neuroradiologic imaging in8 Y. f0 @% S3 Y
boys with precocious puberty. In addition to viril-
3 x% _5 R U# L8 \$ hization, the clinical hallmark of CPP is the symmet-7 z- R# L2 t3 w: M6 s
rical testicular growth secondary to stimulation by( n, \2 Z& k+ f9 R5 d+ { ^
gonadotropins.1,3
, G6 u2 _1 z. k0 d9 PGonadotropin-independent peripheral preco-
^, q6 M# z$ [# B+ x' scious puberty in boys also results from inappropriate: {5 t* T8 G7 a
androgenic stimulation from either endogenous or, \! K( i" ]* K& L* t4 u1 C+ y: _
exogenous sources, nonpituitary gonadotropin stim-$ x4 t. Q( d' p, z- ]4 `$ Q1 A
ulation, and rare activating mutations.3 Virilizing
0 i$ l& t: F5 s: S# Tcongenital adrenal hyperplasia producing excessive
: A: {7 d8 w U/ N& R) {5 a5 Iadrenal androgens is a common cause of precocious) P6 s2 Y$ Z) X- A
puberty in boys.3,4
* G$ J! n# o2 K @3 H0 TThe most common form of congenital adrenal
" p* W+ q# a3 k- j/ m4 r& y0 _hyperplasia is the 21-hydroxylase enzyme deficiency.
( k% W( z0 m% ~' j$ QThe 11-β hydroxylase deficiency may also result in
6 A9 i8 `, I: S8 Eexcessive adrenal androgen production, and rarely,
3 s9 q$ m. N" W; }an adrenal tumor may also cause adrenal androgen
: @, F7 f: |+ S. p, r- d; dexcess.1,3' a; y& k6 o- B( U# h
at University of Manchester Library on May 25, 2015 cpj.sagepub.com Downloaded from R8 g/ ]# Y( j6 L' @
542 Clinical Pediatrics / Vol. 46, No. 6, July 2007! C. `8 {- k# S$ f! y' @# n9 C
A unique entity of male-limited gonadotropin-
! L: J e+ s, W; Y/ U) k& b! vindependent precocious puberty, which is also known
' j e: X- S: qas testotoxicosis, may cause precocious puberty at a' q5 y1 O/ D# C: b* a5 s. j3 O/ T0 R8 K
very young age. The physical findings in these boys+ y& G# [7 `8 s1 p
with this disorder are full pubertal development,
4 v, j: C# O. Z2 `including bilateral testicular growth, similar to boys
6 g8 F- f% s6 S5 a/ Kwith CPP. The gonadotropin levels in this disorder5 L' y8 e9 @6 a/ R! M
are suppressed to prepubertal levels and do not show
5 R; s! ^) V+ Y" r2 I# npubertal response of gonadotropin after gonadotropin-
, v% ]. L" T/ K$ ^$ vreleasing hormone stimulation. This is a sex-linked. p' M8 g$ u/ h! l; l9 g
autosomal dominant disorder that affects only) z2 c& [! F" i+ A
males; therefore, other male members of the family
8 z) q9 [ B' ]4 Bmay have similar precocious puberty.3" I! ^4 x+ z" w( N7 H' N5 p
In our patient, physical examination was incon-
% p5 z4 y0 z- ?/ w0 }" Lsistent with true precocious puberty since his testi-
' Y" C X* }+ h& y; w0 W/ V7 P1 zcles were prepubertal in size. However, testotoxicosis* R! I5 |/ x( z5 {4 x( a9 g
was in the differential diagnosis because his father/ i& R$ u P; W0 k! H. t
started puberty somewhat early, and occasionally,+ D6 `; B8 N' c: I0 R" X) {
testicular enlargement is not that evident in the L. s3 f* @$ G2 c: w
beginning of this process.1 In the absence of a neg-
, G8 |1 l" }( ]$ kative initial history of androgen exposure, our, X7 T8 t) J& B) s8 C! R0 t9 D
biggest concern was virilizing adrenal hyperplasia,& j' s$ A; }4 j# f; P
either 21-hydroxylase deficiency or 11-β hydroxylase
3 J$ C- _' I$ \8 D4 P+ l9 [deficiency. Those diagnoses were excluded by find-+ t7 ]" P! r# b; Z
ing the normal level of adrenal steroids.' p8 f# [7 R7 Z* M$ f a% v
The diagnosis of exogenous androgens was strongly9 ^* N# i6 m B$ V* ?5 [7 s
suspected in a follow-up visit after 4 months because
5 M- j2 n' k6 S0 U$ {2 h+ xthe physical examination revealed the complete disap-$ \3 ?; a( z1 v' h
pearance of pubic hair, normal growth velocity, and- l$ u# s& D- c+ M$ Y
decreased erections. The father admitted using a testos-
. V# h0 `+ C& B( Pterone gel, which he concealed at first visit. He was( e% t6 g& D( H! Y. U
using it rather frequently, twice a day. The Physicians’
8 I" T5 f& C: F) j! }Desk Reference, or package insert of this product, gel or
! G. h" u( r7 E# A3 Y8 dcream, cautions about dermal testosterone transfer to
: n! B+ |" n# C1 wunprotected females through direct skin exposure.7 ^# V {/ h9 o$ @# b/ x4 v6 L
Serum testosterone level was found to be 2 times the
" ]' n1 o G/ G* P: d/ _' `baseline value in those females who were exposed to8 k# a3 M: m4 Z. B
even 15 minutes of direct skin contact with their male
: p4 a% @# x2 W+ U4 L6 j( ~partners.6 However, when a shirt covered the applica-
?% W6 K) T" b, W: \* w$ ?tion site, this testosterone transfer was prevented.1 }, e+ H, {( \( ?% F
Our patient’s testosterone level was 60 ng/mL,
7 @: H' [$ y9 _$ d# J0 jwhich was clearly high. Some studies suggest that
" g* u6 F" ]0 hdermal conversion of testosterone to dihydrotestos-. O- F1 R/ ]6 A) c& {# c
terone, which is a more potent metabolite, is more) v6 _3 q" l% O2 ]% A- u* }8 n+ q
active in young children exposed to testosterone
. }* ~& O+ z) d1 i" M9 M) f' dexogenously7; however, we did not measure a dihy-
8 ?2 g6 D9 Q! ]* ~! U' t' Idrotestosterone level in our patient. In addition to5 f8 m( _- m4 V. w( \' Z# D
virilization, exposure to exogenous testosterone in
" e, R0 l2 I# B6 F+ k" ?children results in an increase in growth velocity and
& E* ^+ `+ d; b* K% L% ?advanced bone age, as seen in our patient.
: P2 Q# M% a1 q* PThe long-term effect of androgen exposure during6 B0 r' d3 f/ `/ {8 \3 y+ \" {
early childhood on pubertal development and final
' Y/ _% _0 R/ v7 K+ a( n radult height are not fully known and always remain+ t( T' p6 w# d( X. M
a concern. Children treated with short-term testos-
/ x& ~& j- X: R2 k+ P7 eterone injection or topical androgen may exhibit some7 v* r. r' p+ O* B1 u
acceleration of the skeletal maturation; however, after& U i& b* Z8 G; J5 f) t
cessation of treatment, the rate of bone maturation
$ K4 u) c: T) `3 e+ tdecelerates and gradually returns to normal.8,93 H, f9 Z, [/ B# j
There are conflicting reports and controversy
# F7 {" o8 u: R0 t- y x* [& Hover the effect of early androgen exposure on adult
6 i6 @; c X1 K( [7 ?( \penile length.10,11 Some reports suggest subnormal
' l& F9 ~) Q3 Eadult penile length, apparently because of downreg-
3 X( F8 L9 Z- `# uulation of androgen receptor number.10,12 However,
& |7 B) \/ C! V8 ~6 \3 |Sutherland et al13 did not find a correlation between
9 t! b! C# j! s9 v5 Xchildhood testosterone exposure and reduced adult
4 G& I6 d$ `3 X$ fpenile length in clinical studies.
. q7 U* |# x% ~+ J( O2 Q% B( SNonetheless, we do not believe our patient is1 c1 N# V- W" z1 F
going to experience any of the untoward effects from
6 _& b* G) M- Q1 O3 u$ b3 htestosterone exposure as mentioned earlier because
: J, f w4 I( P/ @- [( ]8 hthe exposure was not for a prolonged period of time., e! C+ o6 C' I4 y" W
Although the bone age was advanced at the time of& f/ q8 ~1 t: \ T
diagnosis, the child had a normal growth velocity at
: w& u' j" h- ?4 K( j$ V% h+ Jthe follow-up visit. It is hoped that his final adult; O& F1 S0 H5 N7 y7 g) P$ T
height will not be affected.
9 ~. @8 d+ G3 h. ^% N/ oAlthough rarely reported, the widespread avail-
. p. f1 B" O2 `6 R) H8 ~ability of androgen products in our society may
9 r5 ?# a( g7 t* C$ O' c. zindeed cause more virilization in male or female
# E" [2 d" ]) |" l% Zchildren than one would realize. Exposure to andro-
, _& R: Z% l9 kgen products must be considered and specific ques-
0 B3 q, ~8 D" P Z7 `4 Ftioning about the use of a testosterone product or% r p$ I- a( ?8 D* P! q
gel should be asked of the family members during
8 h6 I9 C/ h, p9 kthe evaluation of any children who present with vir-
8 E* n$ F( Z' ^ilization or peripheral precocious puberty. The diag-3 q& J8 @2 D4 V+ y* p/ v
nosis can be established by just a few tests and by
# t i: T! o/ C4 t: Eappropriate history. The inability to obtain such a) \+ Q* t9 L$ s. |$ g, I" ^
history, or failure to ask the specific questions, may5 c3 e1 B* P* D: f2 V
result in extensive, unnecessary, and expensive
. G W, i5 g- b3 V' ^investigation. The primary care physician should be
+ s( \- O( M) ~! K# oaware of this fact, because most of these children+ m) }. h7 K$ K9 R! L \9 d! h( c
may initially present in their practice. The Physicians’6 _: Y, K+ |& H3 g% P& p
Desk Reference and package insert should also put a
+ C5 `1 e: h% lwarning about the virilizing effect on a male or
. h: f8 |7 S0 s5 z0 Vfemale child who might come in contact with some-
; j$ m0 w! Z( R Z' c# p# N$ [- rone using any of these products.* i9 G R* S# v4 q1 _2 G+ v
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1. Styne DM. The testes: disorder of sexual differentiation
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0 Q9 k3 C1 [# s& e3 r* i# DEndocrinology. 2nd ed. Philadelphia, PA: WB Saunders;- [( K0 A/ A# x$ q
2002: 565-628.& o8 K8 y# X1 e2 G, }) F
2. Rivarola M, Belgorosky A, Mendilaharzu H, et al. Precocious
( m7 h/ L# d; p; u" @# o( ^puberty in children with tumours of the suprasellar pineal" B, i; S% O7 W: j2 L2 l
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8 _* k8 f4 F0 H6 A' X6 G4 c' bdevelopment in a two-year-old boy induced by topical( Z/ r3 \4 m2 g. b w$ D9 m& c
exposure to testosterone. Pediatrics. 1999;104:e23.
2 ^8 b1 y# g$ p/ ]$ H& \5. Greulich WW, Pyle SI, eds. Radiographic Atlas of. o# ?% a* E' e7 g3 y' H, `
Skeletal Development of the Hand and Wrist. 2nd ed." y/ t. k+ t ~4 R! d$ G* N
Stanford, CA: Stanford University Press; 1959., \; _, `: m$ z) p
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Unimed Pharmaceutical Inc. Montvale, NJ: Medical, i4 a" }. k1 f/ w8 N# x# c! h
Economics Company, Inc; 2004:3239-3241.+ ^% F# l1 ?. T4 R5 M1 h8 Q
7. Klugo RC, Cerny JC. Response of micropenis to topical }# E5 G7 O% g$ c9 X# n
testosterone and gonadotropin. J Urol. 1978;119:
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