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Can oligoasthenoteraozoospermia cause miscarriages?

By Silvia Azaña Gutiérrez B.Sc., M.Sc. (embryologist).
Last Update: 08/21/2026

Oligoastenoteratozoospermia does not necessarily lead to a miscarriage. However, when semen quality is severely impaired, the sperm may have certain chromosomal abnormalities that can indeed cause a miscarriage.

 Silvia Azaña Gutiérrez
Silvia Azaña Gutiérrez
B.Sc., M.Sc.
Embryologist
Graduate in Health Biology from the University of Alcalá and specialized in Clinical Genetics from the same university. Master in Assisted Reproduction by the University of Valencia in collaboration with IVI clinics.
License: 3435-CV
Embryologist. Graduate in Health Biology from the University of Alcalá and specialized in Clinical Genetics from the same university. Master in Assisted Reproduction by the University of Valencia in collaboration with IVI clinics. License: 3435-CV.