In this report, we present an adolescent patient with a 46,XY karyotype and phenotypically female genitalia secondary to campomelic dysplasia who presented with primary amenorrhea. This patient is ...
New research has mapped the cell types that specialize to form reproductive organs in both sexes, identifying key genes and ...
Testosterone levels peak during male puberty and decline with age in both males and females. With low testosterone in males, you can have a decreased sex drive, trouble with erections, and low sperm ...
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