Human Phenotype Ontology 
Grandparent Node:
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Functional abnormality of male internal genitalia (HP:0000025)help
Parent Node:
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Abnormal spermatogenesis (HP:0008669)help
..Starting node
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Oligospermia (HP:0000798)help
Term ID: 798
Name: Oligospermia
Synonym: Low sperm count
Definition: Reduced count of spermatozoa in the semen, defined as a sperm count below 20 million per milliliter semen.
Comments:
Reference: HP:0000798
Genes and Diseases:
 
       Child Nodes:
........expandCryptozoospermia (HP:0030974) help

 Sister Nodes: 
..expandAzoospermia (HP:0000027) help
..expandSpermatogenesis maturation arrest (HP:0031038) help
InputHPO IDHPO termDistanceGeneGene id entrezHGNC IDDiseaseIdDiseaseNameFrequencyOnsetHGMD variantsClinVar variants
 
HPO disease - gene - phenotype typical associations:
 
HPO disease - gene - phenotype less frequent non-typical associations:
HP:0000798HP:0000798Oligospermia0ADGRG2 CL E G H101494516ORPHA:48Congenital bilateral absence of vas deferensHP:0040283 - Occasional5
HP:0000798HP:0000798Oligospermia0ALMS1 CL E G H7840428ORPHA:64Alström syndromeHP:0040283 - Occasional404
HP:0000798HP:0000798Oligospermia0ANTXR1 CL E G H8416821014ORPHA:2067GAPO syndromeHP:0040283 - Occasional8
HP:0000798HP:0000798Oligospermia0ARMC2 CL E G H8407123045OMIM:618433SPERMATOGENIC FAILURE 38; SPGF38
HP:0000798HP:0000798Oligospermia0BLM CL E G H6411058ORPHA:125Bloom syndromeHP:0040283 - Occasional314
HP:0000798HP:0000798Oligospermia0CATIP CL E G H37530725062OMIM:619379SPERMATOGENIC FAILURE 54; SPGF54
HP:0000798HP:0000798Oligospermia0CATSPER1 CL E G H11714417116OMIM:612997Spermatogenic failure 7.45
HP:0000798HP:0000798Oligospermia0CATSPER2 CL E G H11715518810OMIM:612997Spermatogenic failure 7.12
HP:0000798HP:0000798Oligospermia0CCDC34 CL E G H9105725079OMIM:620084
HP:0000798HP:0000798Oligospermia0CEP19 CL E G H8498428209OMIM:615703Morbid obesity and spermatogenic failure1
HP:0000798HP:0000798Oligospermia0CFAP47 CL E G H28646426708OMIM:301059SPERMATOGENIC FAILURE, X-LINKED, 3; SPGFX31
HP:0000798HP:0000798Oligospermia0CFAP65 CL E G H25510125325OMIM:618664SPERMATOGENIC FAILURE 40; SPGF401
HP:0000798HP:0000798Oligospermia0CFAP70 CL E G H11849130726OMIM:618670SPERMATOGENIC FAILURE 41; SPGF41
HP:0000798HP:0000798Oligospermia0CFAP91 CL E G H8987624010OMIM:619177SPERMATOGENIC FAILURE 51; SPGF51
HP:0000798HP:0000798Oligospermia0CFTR CL E G H10801884ORPHA:48Congenital bilateral absence of vas deferensHP:0040283 - Occasional1371
HP:0000798HP:0000798Oligospermia0CNBP CL E G H755513164OMIM:602668Dystrophia myotonica 2.1
HP:0000798HP:0000798Oligospermia0DAZ1 CL E G H16172682ORPHA:1646Partial chromosome Y deletionHP:0040282 - Frequent
HP:0000798HP:0000798Oligospermia0DAZ2 CL E G H5705515964ORPHA:1646Partial chromosome Y deletionHP:0040282 - Frequent
HP:0000798HP:0000798Oligospermia0DAZ3 CL E G H5705415965ORPHA:1646Partial chromosome Y deletionHP:0040282 - Frequent
HP:0000798HP:0000798Oligospermia0DAZ4 CL E G H5713515966ORPHA:1646Partial chromosome Y deletionHP:0040282 - Frequent
HP:0000798HP:0000798Oligospermia0DDX3Y CL E G H86532699ORPHA:1646Partial chromosome Y deletionHP:0040282 - Frequent
HP:0000798HP:0000798Oligospermia0DNAH10 CL E G H1963852941OMIM:619515SPERMATOGENIC FAILURE 56; SPGF5618
HP:0000798HP:0000798Oligospermia0DNAH17 CL E G H86322946OMIM:618643SPERMATOGENIC FAILURE 39; SPGF3937
HP:0000798HP:0000798Oligospermia0DNHD1 CL E G H14413226532OMIM:619712SPERMATOGENIC FAILURE 65; SPGF65
HP:0000798HP:0000798Oligospermia0DZIP1 CL E G H2287320908OMIM:619102SPERMATOGENIC FAILURE 47; SPGF47
HP:0000798HP:0000798Oligospermia0FBXO43 CL E G H28615128521OMIM:619696SPERMATOGENIC FAILURE 64; SPGF64
HP:0000798HP:0000798Oligospermia0FKBP6 CL E G H84683722OMIM:620103
HP:0000798HP:0000798Oligospermia0FSHB CL E G H24883964ORPHA:52901Isolated follicle stimulating hormone deficiencyHP:0040282 - Frequent23
HP:0000798HP:0000798Oligospermia0IFT74 CL E G H8017321424OMIM:619585SPERMATOGENIC FAILURE 58; SPGF583
HP:0000798HP:0000798Oligospermia0KLHL10 CL E G H31771918829OMIM:615081SPERMATOGENIC FAILURE 11; SPGF113
HP:0000798HP:0000798Oligospermia0LHCGR CL E G H39736585ORPHA:3000Familial male-limited precocious pubertyHP:0040283 - Occasional67
HP:0000798HP:0000798Oligospermia0M1AP CL E G H13095125183OMIM:619108SPERMATOGENIC FAILURE 48; SPGF48
HP:0000798HP:0000798Oligospermia0MEIOB CL E G H25452828569OMIM:617706Spermatogenic failure 22
HP:0000798HP:0000798Oligospermia0MSH4 CL E G H44387327OMIM:108420Spermatogenic failure 2.
HP:0000798HP:0000798Oligospermia0NR0B1 CL E G H1907960OMIM:300200Adrenal hypoplasia, congenital.48
HP:0000798HP:0000798Oligospermia0NR3C1 CL E G H29087978ORPHA:786Generalized glucocorticoid resistance syndromeHP:0040283 - Occasional79
HP:0000798HP:0000798Oligospermia0NR5A1 CL E G H25167983OMIM:613957Spermatogenic failure 8.38
HP:0000798HP:0000798Oligospermia0PDE11A CL E G H509408773ORPHA:1359Carney complex13
HP:0000798HP:0000798Oligospermia0PDHA2 CL E G H51618807OMIM:619828SPERMATOGENIC FAILURE 70; SPGF70
HP:0000798HP:0000798Oligospermia0PMFBP1 CL E G H8344917728ORPHA:529970Male infertility due to acephalic spermatozoaHP:0040282 - Frequent
HP:0000798HP:0000798Oligospermia0POC1A CL E G H2588624488OMIM:614813Short stature, onychodysplasia, facial dysmorphism, and hypotrichosis.10
HP:0000798HP:0000798Oligospermia0POR CL E G H54479208ORPHA:95699Congenital adrenal hyperplasia due to cytochrome P450 oxidoreductase deficiencyHP:0040282 - Frequent76
HP:0000798HP:0000798Oligospermia0PRKAR1A CL E G H55739388ORPHA:1359Carney complex134
HP:0000798HP:0000798Oligospermia0RBMY1A1 CL E G H59409912ORPHA:1646Partial chromosome Y deletionHP:0040282 - Frequent
HP:0000798HP:0000798Oligospermia0RPL10L CL E G H14080117976OMIM:619689SPERMATOGENIC FAILURE 63; SPGF632
HP:0000798HP:0000798Oligospermia0STRC CL E G H16149716035OMIM:612997Spermatogenic failure 7.78
HP:0000798HP:0000798Oligospermia0SUN5 CL E G H14073216252ORPHA:529970Male infertility due to acephalic spermatozoaHP:0040282 - Frequent6
HP:0000798HP:0000798Oligospermia0SYCP2 CL E G H1038811490OMIM:258150SPERMATOGENIC FAILURE 1; SPGF11
HP:0000798HP:0000798Oligospermia0TDRD9 CL E G H12240220122OMIM:618110Spermatogenic failure 30
HP:0000798HP:0000798Oligospermia0TEX15 CL E G H5615411738OMIM:617960Spermatogenic failure 251
HP:0000798HP:0000798Oligospermia0TSPY1 CL E G H725812381ORPHA:1646Partial chromosome Y deletionHP:0040282 - Frequent
HP:0000798HP:0000798Oligospermia0USP9Y CL E G H828712633ORPHA:1646Partial chromosome Y deletionHP:0040282 - Frequent2
HP:0000798HP:0030974Cryptozoospermia1CATIP CL E G H37530725062OMIM:619379SPERMATOGENIC FAILURE 54; SPGF54
HP:0000798HP:0030974Cryptozoospermia1MEIOB CL E G H25452828569OMIM:617706Spermatogenic failure 22
HP:0000798HP:0030974Cryptozoospermia1NR5A1 CL E G H25167983OMIM:613957Spermatogenic failure 8.38
HP:0000798HP:0030974Cryptozoospermia1SYCP2 CL E G H1038811490OMIM:258150SPERMATOGENIC FAILURE 1; SPGF11
HP:0000798HP:0030974Cryptozoospermia1TDRD9 CL E G H12240220122OMIM:618110Spermatogenic failure 30.
HP:0000798HP:0030974Cryptozoospermia1TEX15 CL E G H5615411738OMIM:617960Spermatogenic failure 25.1


Genes (52) :ADGRG2 ALMS1 ANTXR1 ARMC2 BLM CATIP CATSPER1 CATSPER2 CCDC34 CEP19 CFAP47 CFAP65 CFAP70 CFAP91 CFTR CNBP DAZ1 DAZ2 DAZ3 DAZ4 DDX3Y DNAH10 DNAH17 DNHD1 DZIP1 FBXO43 FKBP6 FSHB IFT74 KLHL10 LHCGR M1AP MEIOB MSH4 NR0B1 NR3C1 NR5A1 PDE11A PDHA2 PMFBP1 POC1A POR PRKAR1A RBMY1A1 RPL10L STRC SUN5 SYCP2 TDRD9 TEX15 TSPY1 USP9Y

Diseases (40) :ORPHA:48 ORPHA:64 ORPHA:2067 OMIM:618433 ORPHA:125 OMIM:619379 OMIM:612997 OMIM:620084 OMIM:615703 OMIM:301059 OMIM:618664 OMIM:618670 OMIM:619177 OMIM:602668 ORPHA:1646 OMIM:619515 OMIM:618643 OMIM:619712 OMIM:619102 OMIM:619696 OMIM:620103 ORPHA:52901 OMIM:619585 OMIM:615081 ORPHA:3000 OMIM:619108 OMIM:617706 OMIM:108420 OMIM:300200 ORPHA:786 OMIM:613957 ORPHA:1359 OMIM:619828 ORPHA:529970 OMIM:614813 ORPHA:95699 OMIM:619689 OMIM:258150 OMIM:618110 OMIM:617960
 

Human Phenotype Ontology(HPO) is developed by the Human Phenotype Ontology Consortium. The version used here is December 15 2022 release.