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Medical Term:


Pronunciation: si'a-no'sis

Definition: A dark bluish or purplish discoloration of the skin and mucous membrane due to deficient oxygenation of the blood, evident when reduced hemoglobin in the blood exceeds 5 g/100 mL.

[G. dark blue color, fr. kyanos, blue substance]

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.