Oligospermia or oligozoospermia can be defined as having a reduced number of sperm in the ejaculated semen. It is a cause of male infertility because the sperm count is insufficient to lead to fertilize the egg cell.
Based on the sperm count detected with a semen analysis (SA), we can distinguish three different types of oligospermia: mild, moderate, and severe.
Read the full article on: The different grades of oligozoospermia: mild, moderate and severe ( 66).
By Miguel Angel Checa Vizcaino M.D., Ph.D. (gynecologist), Zaira Salvador B.Sc., M.Sc. (embryologist), Michelle Lorraine Embleton B.Sc. Ph.D. (biochemist) and Sandra Fernández B.A., M.A. (fertility counselor).
Last Update: 12/05/2018