simian crease


sim·​i·​an crease ˈsim-ē-ən- How to pronounce simian crease (audio)
: a deep crease extending across the palm that results from the fusion of the two normally occurring horizontal palmar creases and is found especially in individuals with Down syndrome

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Cite this Entry

“Simian crease.” Medical Dictionary, Merriam-Webster, Accessed 28 May. 2024.

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