Term Name:	spermatogenic failure 29
Synonyms:	SPGF29
Definition:	A spermatogenic failure characterized by nonobstructive azoospermia or oligozoospermia, immotile sperm, and sperm acrosome and head-neck junction abnormalities that has_material_basis_in homozygous or compound geterozygous mutation in the SPINK2 gene on chromosome 4q12.
Ontology:	Human Disease [DOID:0111930]   ( DOID:0111930 )