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Metadata
ID	DOID:0060986
Name	preaxial polydactyly II
Definition	A polydactyly characterized by the presence of 3 phalanges within the thumb that has_material_basis_in heterozygous mutation in the ZRS, a regulatory element of SHH, on chromosome 7q36. https://pubmed.ncbi.nlm.nih.gov/8012392/
Xrefs	GARD:5289 MIM:174500 ORDO:93336
Subsets	DO_rare_slim
Synonyms	polydactyly of a triphalangeal thumb [EXACT]
Parent Relationships	is_a polydactyly is_a autosomal dominant disease