Sertoli cell-only syndrome (a.k.a. Del Castillo syndrome and germ cell aplasia ) is a disorder characterized by male sterility without sexual abnormality. It describes a condition of the testes in which only Sertoli cells line is present in seminiferous tubules.
Sertoli cell-only syndrome patients normally have normal secondary male features and have normal or small-sized testes.
Sertoli cell-only syndrome is likely multifactorial, and is characterized by severely reduced or absent spermatogenesis ...