male infertility male infertility with teratozoospermia due to single gene mutation https://github.com/monarch-initiative/mondo/issues/8115 https://www.malacards.org/card/male_infertility_with_teratozoospermia_due_to_single_gene_mutation MONDO:0018394 GARD:0017654 UMLS:C4706677 SCTID:764096006 A rare, genetic male infertility due to sperm disorder characterized by the presence of spermatozoa with abnormal morphology, such as macrozoospermia or globozoospermia, in over 85% of sperm, resulting from mutation in a single gene known to cause teratozoospermia. It is a heterogeneous group that includes a wide range of abnormal sperm phenotypes affecting, solely or simultaneously, head, neck, midpiece, and/or tail. Orphanet:399808 MEDGEN:1643966