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Table 2 Clinical data from 15 patients with 45,X/46,XY mosaicism or its variants

From: Screening of Y chromosome microdeletions in 46,XY partial gonadal dysgenesis and in patients with a 45,X/46,XY karyotype or its variants

Case

Previous karyotype

FISH

Previous molecular study

Phenotype

Sex assignment

Current age (yrs)

Age at first visit (months)

Urethral meatus

Vaginal introitus

Right gonad (site, type)

Left gonad (site, type)

1

45,X/46,XY

-

-

MGD

F

5

1

SCR

-

I, DT

I, DT

2

45,X/46,XY

-

-

MGD

F

23

4

PER

+

LS, T

AB, S

3

45,X/46,XY

-

-

MGD

F

20

3

SCR

-

I, T

I, S

4

45,X/46,XY

-

-

MGD

M

10

21

PEN

-

LS, T

AB, S

5

45,X/46,X,idic(Y)(p11.2)

45,X.ish(DXZ1+, DYZ3-)/46,X,idic(Y).ish idic(Y)(p11.2) (DXZI+, DYZ3++)

-

MGD ? OT DSD?

M

1.5

18

PS

-

LS, NB

LS, NB

6

45,X/46,X,del(Y)(q12)

-

-

MGD

M

19

180

SCR or PS1

-

LS, DT

AB, S

7

45,X/46,XY

-

-

MGD

M

1.75

20

normal male

-

AB, NB2

AB,NB2

8

45,X/46,XY

-

-

MGD

M

7

45

SCR

-

AB, S

LS, T

9

45,X/46,XY

-

-

TS

F

6.5

75

normal female

+

AB, S

AB, S

10

45,X/46,X,+mar

45,X.ish(DXZ1+,DYZ3-)/46,X,+mar.ish der (Y)

Y + 3

MGD

F

5

3

PS

-

LS, T

AB, S

(DXZ1+, DYZ3+)

         

11

45,X/46,XY

-

-

MGD

M

3

1.5

PS

-

I, S

LS, T

12

45,X/46,XY

-

-

OTDSD

M

0.2

0.1

SCR

-

LS, T

AB, O

13

45,X/46,X,+mar

45,X.ish(DXZ1+,DYZ3-)/46,X,+mar.ish der(Y)

Y + 3

MGD

M

17

192

SCR

-

LS,NB2

AB, S

(DXZ1+, DYZ3+)

         

14

45,X/46,X,idic(Y)(p11.2)/47,X,idic(Y)(p11.2),idic(Y)(p11.2)

45,X.ish(DXZ1+, DYZ3-)/46,X,idic(Y).ish idic(Y)(p11.2) (DXZ1+,DYZ3++)/

 

MGD

F

1.5

0.33

PS

 

LS, T

AB, S

47,X,idic(Y),idic(Y).ish idic(Y)(p11.2)(DXZ1+, DYZ3++), idic(Y)(p11.2)(DXZ1+,DYZ3++)

         

15

45,X/46,X,+mar1/46,X,+mar2/ 47,X,+2mar1/47,X,+mar1,+mar2

45,X.ish(DXZ1+,DYZ3-)/46,X,+mar1.ish dic der(Y)

Y + 3

MGD

F

0.2

1

SCR

-

LS, T

I, S

(DXZ1+, DYZ3++)/

         

46,X,+mar2.ish der(Y)

         

(DXZ1+, DYZ3+)/

         
  

47,X,+mar1. ish dic der(Y)

         
  

(DXZ1+, DYZ3++),+mar2.ish der(Y)(DYZ3x1)

         
  1. AB abdominal, del deletion, DT dysgenetic testis, F female, i isochromosome, I inguinal, M male, mar marker, MGD mixed gonadal dysgenesis, NB not biopsied, O ovary, OT DSD ovotesticular disorder of sex development, PEN penile, PER perineal, PS penoscrotal, S streak, SCR scrotal, LS labioscrotal, T testis, TS Turner syndrome. 1surgery performed before the first visit; 2normal testicular macroscopic appearence on surgery; 3positive Y chromosome sequences.