-spermia,
Further information: Testicular infertility factors
Aspermia—lack of semen; anejaculation
Asthenozoospermia—sperm motility below lower reference limit
Azoospermia—absence of sperm in the ejaculate
Hyperspermia—semen volume above upper reference limit
Hypospermia—semen volume below lower reference limit
Oligospermia—total sperm count below lower reference limit
Necrospermia—absence of living sperm in the ejaculate
Teratospermia—fraction of normally formed sperm below lower reference limit