polydactyly
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English
[edit]![](http://upload.wikimedia.org/wikipedia/commons/thumb/1/1c/Polydactyly_01_Lhand_AP.jpg/220px-Polydactyly_01_Lhand_AP.jpg)
Etymology
[edit]From Ancient Greek πολυδάκτυλος (poludáktulos) + -y, from πολυ- (polu-, “many”) + δάκτυλος (dáktulos, “fingers, toes”), equivalent to poly- + dactyly or polydactyl + -y.
Pronunciation
[edit]- (Received Pronunciation) IPA(key): /ˌpɒl.ɪˈdak.tɪl.i/
Audio (Southern England): (file) - (General American) IPA(key): /ˌpɑl.iˈdæk.təl.i/
- Hyphenation: pol‧y‧dac‧tyl‧y
Noun
[edit]polydactyly (plural polydactylies)
- (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 their 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.
- 2008, “Most Fingers and Toes — Living Person”, in Guinness World Records[1], Human Body — Extreme Bodies:
- 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.
- 2021, Leah W. Burke, 3: Genetics of Associated Syndromes, Donald R. Laub Jr. (editor), Congenital Anomalies of the Upper Extremity, Springer, page 42,
- The rare polydactylies, that is, not clearly only postaxial or only preaxial, are the most likely to be associated with an underlying syndrome.
- 2023, Christianne van Nieuwenhoven, Steven Hovius, 9: Thumb Polydactyly, Giorgio Pajardi (editor), Pediatric Hand Surgery, Springer, page 102,
- 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.
- 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,
Synonyms
[edit]Hyponyms
[edit]Derived terms
[edit]Related terms
[edit]Translations
[edit]condition of having more than the usual number of digits
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Categories:
- English terms borrowed from Ancient Greek
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- English terms suffixed with -y
- English terms prefixed with poly-
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- en:Medicine
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- en:Fingers