Preface

Jarind's Letters

Sims'Letters

Genetic Lists

Prevention

Letters of Signs

Genetic Lists of Abnormal Genes ( Lists of Sims' Letters)

 

Hypospadias & cryptorchidism

y1 = Chimeras or mosaics true hermaphroditism = x2
( Sex Chromosome xx/xy )
Y2 = Gynecomastia,small testes & hyalinization of the
seminiferous tubules. ( in Klinefelter 's syndrome xxy )
y3 = Hypogonadism(Genital hypoplasia) autosomal recessive
in Laurence-Moon-Bardet-Biedl syndrome
Y4 = Hypospadias & cryptorchidism
( in Trisomy 8,4p-,13q- syndrome )
y5 = Male precocious puberty Chromosome xy
( Congenital virilizing adrenal hyperplasia in male ) autosomal recessive
y6 = Male pseudohermaphroditism Chromosome xy
( Testicular feminization syndrome ) X-linked recessive
has female external genitalia,blind vagina,
no uterus or uterine tubes. Testes are present
either within abdomen or in inguinal canal,
puberty breast development occurs,
sparse pubic & axillary hair.
y7 = Male true hermaphroditism Chromosome xy
y8 = Mosaics male pseudohermaphroditism  
( Sex Chromosome 45,x/46,xy )
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Update since 10/09/50