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Spermatogenic failure 19(SPGF19)

MedGen UID:
1614356
Concept ID:
C4539818
Disease or Syndrome
Synonyms: SPERMATOGENIC FAILURE 19; SPGF19
 
Gene (location): CFAP43 (10q25.1)
 
Monarch Initiative: MONDO:0054723
OMIM®: 617592

Definition

Spermatogenic failure-19 (SPGF19) is characterized by multiple morphologic abnormalities of the flagella (MMAF), including absent, short, coiled, bent, and irregular-caliber flagella (Tang et al., 2017). For a general phenotypic description and a discussion of genetic heterogeneity of spermatogenic failure, see SPGF1 (258150). [from OMIM]

Clinical features

From HPO
Male infertility
MedGen UID:
5796
Concept ID:
C0021364
Disease or Syndrome
The inability of the male to effect fertilization of an ovum after a specified period of unprotected intercourse. Male sterility is permanent infertility.
Reduced sperm motility
MedGen UID:
907698
Concept ID:
C4082176
Finding
An abnormal reduction in the mobility of ejaculated sperm.
Absent sperm flagella
MedGen UID:
1623855
Concept ID:
C4539786
Finding
Sperm cells lacking flagella.
Short sperm flagella
MedGen UID:
1623693
Concept ID:
C4539787
Finding
Sperm cells with abnormally short flagella.
Coiled sperm flagella
MedGen UID:
1611216
Concept ID:
C4539789
Finding
Sperm cells whose flagella are twisted (coiled).

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