clinical presentation of the patient was correlated with histologic classification : 1 ) 4 of 13 azoospermic cases had normal spermatogenesis , suggesting post-testicular obstruction , 2 ) severe oligospermic cases ( 1 x 10 ( 6 ) sperm per ml . ) had spermatogenic abnormalities and 3 ) only 1 of 8 mild oligospermic cases ( 10 to 20 x 10 ( 6 ) per ml . ) had abnormalities of spermatogenesis .
C0037864
spermatogenesis
C0037868
sperm