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→Evaluation: +Duplication
==Evaluation==
*'''Number''' of supernumerary digits.<ref name=radiopaedia>{{cite web|url=https://radiopaedia.org/articles/polydactyly|title=Polydactyly|author=Dr Daniel J Bell and Dr Yuranga Weerakkody|website=Radiopaedia|accessdate=2019-01-28}}</ref>
*Structure of the '''attachment''' site, for example forming a joint at a certain metacarpo/metatarso-phalangeal or interphalangeal level. :*'''Duplication''' is where it is difficult to structurally distinguish any supernumerary digit from the "normal" digit that shares the same proximal attachment site.:*'''Fusion ''' of even the distal parts of a supernumerary digit (syndactyly) is called polysyndactyly.<ref>{{cite web|url=https://radiopaedia.org/articles/polysyndactyly?lang=us|title=Polysyndactyly|author=Dr Mark Thurston|website=Radiopaedia|accessdate=2019-01-28}}</ref>
*'''Development''' as compared to "normal" digits
*Any '''other abnormality''' in the projected skeleton, since the condition is associated with many syndromes.<ref name=radiopaedia/>
