Human Phenotype Ontology 
Grandparent Node:
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Abnormal foot morphology (HP:0001760)help
Grandparent Node:
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Aplasia/hypoplasia involving bones of the lower limbs (HP:0006493)help
Parent Node:
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Abnormality of the tarsal bones (HP:0001850)help
Parent Node:
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Aplasia/Hypoplasia involving bones of the feet (HP:0006494)help
..Starting node
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Aplasia/Hypoplasia of the tarsal bones (HP:0008363)help
Term ID: 8363
Name: Aplasia/Hypoplasia of the tarsal bones
Synonym: Absent/small ankle bone; Absent/underdeveloped ankle bone; Aplastic/hypoplastic tarsals
Definition: Absence or underdevelopment of the tarsal bones.
Comments:
Reference: HP:0008363
Genes and Diseases:
 
       Child Nodes:
........expandAplasia of the tarsal bones (HP:0010509) help
........expandHypoplasia of the calcaneus (HP:0012789) help

 Sister Nodes: 
..expandAbsent foot (HP:0011301) help
..expandAplasia/Hypoplasia of metatarsal bones (HP:0001964) help
..expandAplasia/Hypoplasia of the phalanges of the toes (HP:0010173) help
..expandAplasia/Hypoplasia of toe (HP:0001991) help
..expandLower limb peromelia (HP:0009820) help
..expandPartial absence of foot (HP:0030032) help
..expandShort foot (HP:0001773) help


Genes (4) :HDAC6 LBR LMBR1 WNT7A

Diseases (4) :OMIM:300863 OMIM:215140 OMIM:200500 OMIM:276820
 

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