tibia, hypoplasia or aplasia of, with polydactyly https://github.com/monarch-initiative/mondo/issues/4521 https://github.com/monarch-initiative/mondo/issues/4948 https://github.com/monarch-initiative/mondo/issues/5501 https://www.malacards.org/card/hypoplastic_or_aplastic_tibia_with_polydactyly https://www.malacards.org/card/tibia_hypoplasia_or_aplasia_of_with_polydactyly UMLS:C1861098 THYP polydactyly with absent tibia Orphanet:988 MESH:C566046 hypoplastic tibiae-postaxial polydactyly syndrome DOID:0111564 OMIM:188740 MESH:C535564 MEDGEN:348786 SCTID:716741008 absence of tibia with polydactyly absent tibia-polydactyly syndrome GARD:0008309 Tibial hemimelia-polysyndactyly-triphalangeal thumb syndrome is a rare, genetic dysostosis syndrome, with marked inter- and intra-familial variation, typically characterized by triphalangeal thumbs, hand and/or foot polysyndactyly and/or absent/hypoplastic tibiae (associated with duplication of fibulae in some cases), although isolated triphalangeal thumbs have also been reported. It is often accompanied with remarkable short stature and additional features may include radio-ulnar synostosis and hand oligodactyly, as well as abnormal carpal and metatarsal bones. MONDO:0008572 tibia, hypoplasia or aplasia of, with polydactyly Orphanet:3332 dysostosis congenital limb malformation non-syndromic limb reduction defect