Human Phenotype Ontology 
Grandparent Node:
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obsolete Abnormality of calvarial morphology (HP:0002648)help
Parent Node:
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Abnormal shape of the occiput (HP:0011217)help
..Starting node
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Flat occiput (HP:0005469)help
Term ID: 5469
Name: Flat occiput
Synonym: Flat back of skull; Flat back of the head; Flat back of the skull; Flat posterior cranium; Flat posterior head; Posterior flattening of the skull
Definition: Reduced convexity of the occiput (posterior part of skull).
Comments:
Reference: HP:0005469
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandProminent occiput (HP:0000269) 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:0005469HP:0005469Flat occiput0ADSL CL E G H158291ORPHA:46Adenylosuccinate lyase deficiencyHP:0040281 - Very frequent118
HP:0005469HP:0005469Flat occiput0AMER1 CL E G H13928526837ORPHA:2780Osteopathia striata-cranial sclerosis syndromeHP:0040282 - Frequent34
HP:0005469HP:0005469Flat occiput0ASPM CL E G H25926619048OMIM:608716Microcephaly 5, primary, autosomal recessive512
HP:0005469HP:0005469Flat occiput0CYP27B1 CL E G H15942606ORPHA:289157Hypocalcemic vitamin D-dependent ricketsHP:0040281 - Very frequent41
HP:0005469HP:0005469Flat occiput0CYP27B1 CL E G H15942606OMIM:264700Vitamin D hydroxylation-deficient rickets, type 1A.41
HP:0005469HP:0005469Flat occiput0CYP2R1 CL E G H12022720580ORPHA:289157Hypocalcemic vitamin D-dependent ricketsHP:0040281 - Very frequent5
HP:0005469HP:0005469Flat occiput0CYP2R1 CL E G H12022720580OMIM:600081Vitamin D hydroxylation-deficient rickets, type 1B.5
HP:0005469HP:0005469Flat occiput0DPM1 CL E G H88133005OMIM:608799Congenital disorder of glycosylation, type IE.27
HP:0005469HP:0005469Flat occiput0DPM1 CL E G H88133005ORPHA:79322DPM1-CDGHP:0040283 - Occasional27
HP:0005469HP:0005469Flat occiput0EHMT1 CL E G H7981324650ORPHA:96147Kleefstra syndrome due to 9q34 microdeletionHP:0040281 - Very frequent223
HP:0005469HP:0005469Flat occiput0EZH2 CL E G H21463527OMIM:277590Weaver syndrome81
HP:0005469HP:0005469Flat occiput0FIG4 CL E G H989616873OMIM:216340Yunis-Varon syndrome111
HP:0005469HP:0005469Flat occiput0HK1 CL E G H30984922OMIM:618547NEURODEVELOPMENTAL DISORDER WITH VISUAL DEFECTS AND BRAIN ANOMALIES; NEDVIBA11
HP:0005469HP:0005469Flat occiput0IL11RA CL E G H35905967OMIM:614188Craniosynostosis and dental anomalies8
HP:0005469HP:0005469Flat occiput0INPPL1 CL E G H36366080ORPHA:2746OpsismodysplasiaHP:0040282 - Frequent18
HP:0005469HP:0005469Flat occiput0KIF11 CL E G H38326388OMIM:152950Microcephaly with or without chorioretinopathy, lymphedema, or mental retardation.46
HP:0005469HP:0005469Flat occiput0LEMD3 CL E G H2359228887ORPHA:1306Buschke-Ollendorff syndromeHP:0040281 - Very frequent68
HP:0005469HP:0005469Flat occiput0MAN1B1 CL E G H112536823ORPHA:397941MAN1B1-CDGHP:0040284 - Very rare93
HP:0005469HP:0005469Flat occiput0MAN1B1 CL E G H112536823OMIM:614202Rafiq syndrome93
HP:0005469HP:0005469Flat occiput0MAN2B1 CL E G H41256826OMIM:248500Alpha-mannosidosis.136
HP:0005469HP:0005469Flat occiput0MCTP2 CL E G H5578425636ORPHA:1596Distal monosomy 15qHP:0040282 - Frequent3
HP:0005469HP:0005469Flat occiput0METTL23 CL E G H12451226988OMIM:615942Mental retardation, autosomal recessive 44HP:0040283 - Occasional13
HP:0005469HP:0005469Flat occiput0OCA2 CL E G H49488101ORPHA:98794Angelman syndrome due to maternal 15q11q13 deletionHP:0040282 - Frequent121
HP:0005469HP:0005469Flat occiput0OCRL CL E G H49528108ORPHA:534Oculocerebrorenal syndrome of LoweHP:0040283 - Occasional88
HP:0005469HP:0005469Flat occiput0OTUD6B CL E G H5163324281ORPHA:505237Early-onset seizures-distal limb anomalies-facial dysmorphism-global developmental delay syndromeHP:0040282 - Frequent4
HP:0005469HP:0005469Flat occiput0OTUD6B CL E G H5163324281OMIM:617452Intellectual developmental disorder with dysmorphic facies, seizures, and distal limb anomalies.4
HP:0005469HP:0005469Flat occiput0PEX1 CL E G H51898850OMIM:214100Peroxisome biogenesis disorder 1A (Zellweger).169
HP:0005469HP:0005469Flat occiput0PEX1 CL E G H51898850ORPHA:912Zellweger syndromeHP:0040282 - Frequent169
HP:0005469HP:0005469Flat occiput0PEX10 CL E G H51928851ORPHA:912Zellweger syndromeHP:0040282 - Frequent75
HP:0005469HP:0005469Flat occiput0PEX11B CL E G H87998853ORPHA:912Zellweger syndromeHP:0040282 - Frequent4
HP:0005469HP:0005469Flat occiput0PEX12 CL E G H51938854ORPHA:912Zellweger syndromeHP:0040282 - Frequent65
HP:0005469HP:0005469Flat occiput0PEX13 CL E G H51948855ORPHA:912Zellweger syndromeHP:0040282 - Frequent66
HP:0005469HP:0005469Flat occiput0PEX14 CL E G H51958856OMIM:614887Peroxisome biogenesis disorder 13A (Zellweger).46
HP:0005469HP:0005469Flat occiput0PEX14 CL E G H51958856ORPHA:912Zellweger syndromeHP:0040282 - Frequent46
HP:0005469HP:0005469Flat occiput0PEX16 CL E G H94098857ORPHA:912Zellweger syndromeHP:0040282 - Frequent59
HP:0005469HP:0005469Flat occiput0PEX19 CL E G H58249713ORPHA:912Zellweger syndromeHP:0040282 - Frequent62
HP:0005469HP:0005469Flat occiput0PEX2 CL E G H58289717ORPHA:912Zellweger syndromeHP:0040282 - Frequent82
HP:0005469HP:0005469Flat occiput0PEX26 CL E G H5567022965OMIM:614872Peroxisome biogenesis disorder 7A (zellweger).106
HP:0005469HP:0005469Flat occiput0PEX26 CL E G H5567022965ORPHA:912Zellweger syndromeHP:0040282 - Frequent106
HP:0005469HP:0005469Flat occiput0PEX3 CL E G H85048858ORPHA:912Zellweger syndromeHP:0040282 - Frequent47
HP:0005469HP:0005469Flat occiput0PEX5 CL E G H58309719ORPHA:912Zellweger syndromeHP:0040282 - Frequent99
HP:0005469HP:0005469Flat occiput0PEX6 CL E G H51908859ORPHA:912Zellweger syndromeHP:0040282 - Frequent98
HP:0005469HP:0005469Flat occiput0PPP1R21 CL E G H12928530595OMIM:619383NEURODEVELOPMENTAL DISORDER WITH HYPOTONIA, FACIAL DYSMORPHISM, AND BRAIN ABNORMALITIES; NEDHFBA
HP:0005469HP:0005469Flat occiput0PTCH1 CL E G H57279585OMIM:610828Holoprosencephaly 7665
HP:0005469HP:0005469Flat occiput0RALGAPA1 CL E G H25395917770OMIM:618797NEURODEVELOPMENTAL DISORDER WITH HYPOTONIA, NEONATAL RESPIRATORY INSUFFICIENCY, AND THERMODYSREGULATION; NEDHRIT1
HP:0005469HP:0005469Flat occiput0RPS23 CL E G H622810410OMIM:617412BRACHYCEPHALY, TRICHOMEGALY, AND DEVELOPMENTAL DELAY; BTDD2
HP:0005469HP:0005469Flat occiput0SATB2 CL E G H2331421637ORPHA:251028SATB2-associated syndrome due to a chromosomal rearrangementHP:0040283 - Occasional34
HP:0005469HP:0005469Flat occiput0SETD1B CL E G H2306729187OMIM:619000INTELLECTUAL DEVELOPMENTAL DISORDER WITH SEIZURES AND LANGUAGE DELAY; IDDSELD
HP:0005469HP:0005469Flat occiput0SH3PXD2B CL E G H28559029242OMIM:249420Frank-ter Haar syndrome.134
HP:0005469HP:0005469Flat occiput0SLC25A12 CL E G H860410982OMIM:612949Epileptic encephalopathy, early infantile, 3944
HP:0005469HP:0005469Flat occiput0SLC34A3 CL E G H14268020305OMIM:241530Hypophosphatemic rickets with hypercalciuria, hereditary.52
HP:0005469HP:0005469Flat occiput0SLC35A1 CL E G H1055911021OMIM:603585Congenital disorder of glycosylation, type IIf.24
HP:0005469HP:0005469Flat occiput0SNRPN CL E G H663811164OMIM:105830Angelman syndrome.37
HP:0005469HP:0005469Flat occiput0SNRPN CL E G H663811164ORPHA:177907Prader-Willi syndrome due to translocationHP:0040283 - Occasional37
HP:0005469HP:0005469Flat occiput0SYNE1 CL E G H2334517089ORPHA:319332Autosomal recessive myogenic arthrogryposis multiplex congenita1129
HP:0005469HP:0005469Flat occiput0TAF1 CL E G H687211535OMIM:300966MENTAL RETARDATION, X-LINKED, SYNDROMIC 33; MRXS3321
HP:0005469HP:0005469Flat occiput0TMEM70 CL E G H5496826050OMIM:614052Mitochondrial complex V (atp synthase) deficiency, nuclear type 2.63
HP:0005469HP:0005469Flat occiput0TUBB3 CL E G H1038120772ORPHA:300570Cortical dysgenesis with pontocerebellar hypoplasia due to TUBB3 mutationHP:0040283 - Occasional64
HP:0005469HP:0005469Flat occiput0UBE3A CL E G H733712496OMIM:105830Angelman syndrome.278
HP:0005469HP:0005469Flat occiput0UBE3A CL E G H733712496ORPHA:411511Angelman syndrome due to a point mutationHP:0040283 - Occasional278
HP:0005469HP:0005469Flat occiput0UBE3A CL E G H733712496ORPHA:98794Angelman syndrome due to maternal 15q11q13 deletionHP:0040282 - Frequent278
HP:0005469HP:0005469Flat occiput0UBE3B CL E G H8991013478ORPHA:2707Oculocerebrofacial syndrome, Kaufman typeHP:0040281 - Very frequent13
HP:0005469HP:0005469Flat occiput0VDR CL E G H742112679OMIM:277440Vitamin d-dependent rickets, type 2A.104
HP:0005469HP:0005469Flat occiput0WDR73 CL E G H8494225928OMIM:251300Galloway-mowat syndrome 1.14
HP:0005469HP:0005469Flat occiput0ZIC1 CL E G H754512872OMIM:618736STRUCTURAL BRAIN ANOMALIES WITH IMPAIRED INTELLECTUAL DEVELOPMENT AND CRANIOSYNOSTOSIS; BAIDCS5


Genes (54) :ADSL AMER1 ASPM CYP27B1 CYP2R1 DPM1 EHMT1 EZH2 FIG4 HK1 IL11RA INPPL1 KIF11 LEMD3 MAN1B1 MAN2B1 MCTP2 METTL23 OCA2 OCRL OTUD6B PEX1 PEX10 PEX11B PEX12 PEX13 PEX14 PEX16 PEX19 PEX2 PEX26 PEX3 PEX5 PEX6 PPP1R21 PTCH1 RALGAPA1 RPS23 SATB2 SETD1B SH3PXD2B SLC25A12 SLC34A3 SLC35A1 SNRPN SYNE1 TAF1 TMEM70 TUBB3 UBE3A UBE3B VDR WDR73 ZIC1

Diseases (50) :ORPHA:46 ORPHA:2780 OMIM:608716 ORPHA:289157 OMIM:264700 OMIM:600081 OMIM:608799 ORPHA:79322 ORPHA:96147 OMIM:277590 OMIM:216340 OMIM:618547 OMIM:614188 ORPHA:2746 OMIM:152950 ORPHA:1306 ORPHA:397941 OMIM:614202 OMIM:248500 ORPHA:1596 OMIM:615942 ORPHA:98794 ORPHA:534 ORPHA:505237 OMIM:617452 OMIM:214100 ORPHA:912 OMIM:614887 OMIM:614872 OMIM:619383 OMIM:610828 OMIM:618797 OMIM:617412 ORPHA:251028 OMIM:619000 OMIM:249420 OMIM:612949 OMIM:241530 OMIM:603585 OMIM:105830 ORPHA:177907 ORPHA:319332 OMIM:300966 OMIM:614052 ORPHA:300570 ORPHA:411511 ORPHA:2707 OMIM:277440 OMIM:251300 OMIM:618736
 

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