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Severe Oligoasthenospermia

Oligoasthenozoospermia or oligoasthenospermia (OA) is a sperm disorder that involves two disorders at the same time:

Oligozoospermia

Low sperm count, below 15 million sperm/ml.

Asthenozoospermia

Abnormal sperm motility, with more than 60% of sperm being immotile, or unable to move in a straight direction.