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Pathways

Ontology Browser

Term:
Absent proximal phalanx of thumb (HP:0009637)
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Parent Terms Term With Siblings Child Terms
Absent middle phalanx of 2nd finger  
Absent middle phalanx of 3rd finger  
Absent middle phalanx of 4th finger 
Absent middle phalanx of 5th finger  
Absent proximal phalanx of thumb  
Absence of the proximal phalanx of the thumb. In contrast to the proximal phalanges of the digits 2-5, the proximal phalanx of the thumb is embryologically equivalent to the middle phalanges of the other digits, whereas the first metacarpal is embryologically of phalangeal origin and as such equivalent to the proximal phalanges of the other digits.
Aplasia of the 1st metacarpal  
Aplasia of the distal phalanx of the thumb 
Short proximal phalanx of thumb  

Synonyms
Exact Synonyms: Absent innermost thumb bone ;   Absent ossification/absent proximal thumb phalanx ;   Aplasia of the proximal phalanx of the thumb
Alternate IDs: HP:0004077
Xrefs: UMLS:C4021418
Definition Sources: https://orcid.org/0000-0002-0736-9199

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