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/ˌpɒl.ɪˈdak.tɪl.i/ · noun
(medicine, teratology) A congenital condition in which a person or animal has more than the usual number of digits (fingers or toes) on at least one of the hands or feet..
2003, Karl-Heinz Grzeschik, 66: Greig Cephalopolysyndactyly Syndrome, Mary Ann McLaughlin (supervising editor), NORD Guide to Rare Disorders, National Organization for Rare Disorders, Wolters Kluwer (Lippincott Williams & Wilkins), page 201, Postaxial polydactyly is common in the hands and preaxial polydactyly in the feet.
Pranamya Menaria (India; born August 10, 2005) has 25 in total (12 fingers and 13 toes). This is as a result of the condition Polydactyly and Syndactyly.
The rare polydactylies, that is, not clearly only postaxial or only preaxial, are the most likely to be associated with an underlying syndrome.
Polydactyly with a triphalangeal thumb will be described in the chapter on the triphalangeal thumb.[…]The incidence of polydactyly depends on the population studied and the definition used. Region, ethnicity and combined numbers of all polydactylies, or only radial or ulnar-sided polydactyly, provide very different incidences in published series.
Use polydactyly when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Polydactyly means (medicine, teratology) A congenital condition in which a person or animal has more than the usual number of digits (fingers or toes) on at least one of the hands or feet..
Common synonyms include hyperdactyly, polydactylism.
The opposite depends on the specific sense.
2003, Karl-Heinz Grzeschik, 66: Greig Cephalopolysyndactyly Syndrome, Mary Ann McLaughlin (supervising editor), NORD Guide to Rare Disorders, National Organization for Rare Disorders, Wolters Kluwer (Lippincott Williams & Wilkins), page 201, Postaxial polydactyly is common in the hands and preaxial polydactyly in the feet.
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