ICD-11 code : LB76;
Preferred Label : Triphalangeal thumb;
ICD-11 definition : A condition caused by failure of the thumb to correctly develop during the antenatal
period. This condition is characterized by a long, finger-like thumb with three phalanges
instead of two. Isolated triphalangeal thumbs may be associated with genetic abnormality
in the 7q36 region.;
ICD-11 synonym : Fingerlike thumb; Triphalangism;
Origin ID : 12402839;
Automatic exact mappings (from CISMeF team)
A condition caused by failure of the thumb to correctly develop during the antenatal
period. This condition is characterized by a long, finger-like thumb with three phalanges
instead of two. Isolated triphalangeal thumbs may be associated with genetic abnormality
in the 7q36 region.