necrospermia necrospermia necrospermia (or necrozoospermia) is a condition in which there is a low percentage of live and a very high percentage of immotile spermatozoa in semen. -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 oligozoospermia—total sperm count below lower reference limit necrozoospermia—absence of living sperm in the ejaculate teratozoospermia—fraction of normally-formed sperm below lower reference limit necrospermia is usually confused with asthenozoospermia, which is the inability of the sperm to move even when alive. to check for necrospermia, samples with a high percentage of immobile sperm are stained to check for vitality. if they are dead sperm they will be stained, as the membrane is broken and the dye enters indiscriminately. necrozoospermia is a rare condition with a reported prevalence of 0.2–0.48% in infertile subjects. treatment in complementary and alternative medicine it has been claimed that necrospermia can be successfully treated in ayurveda. a single case report to that effect has been published.