cyanosis

American  

[sahy-uh-noh-sis] / ˌsaɪ əˈnoʊ sɪs /

noun

Pathology.

1. blueness or lividness of the skin, as from imperfectly oxygenated blood.

---

cyanosis British  

/ ˌsaɪəˈnɒtɪk, ˌsaɪəˈnəʊsɪs /

noun

1. pathol a bluish-purple discoloration of skin and mucous membranes usually resulting from a deficiency of oxygen in the blood

---

Other Word Forms

• cyanotic
  adjective
• hypercyanosis
  noun

Etymology

Origin of cyanosis

First recorded in 1825–35; from New Latin, from Greek kyánōsis “dark-blue color”; see cyan- ¹, -osis

Example Sentences

Cyanosis is due to the sulfur of the sulfanilamide combining with the hemoglobin of red blood corpuscles.

From Time Magazine Archive

Cyanosis is seen at first, later giving place to pallid asphyxia when cardiac failure occurs.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Jackson, Chevalier

Cyanosis comes on, the pulse becomes weak, irregular or intermittent, heart failure sets in, and the patient dies with edema of the lungs.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall

Cyanosis is only an accompaniment of suddenly produced dyspnea; the facies will therefore usually be anxious and pale, unless the patient is seen immediately after the aspiration of the foreign body.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Jackson, Chevalier

Cyanosis of the extremities seemed to have been present only at first.

From Benign Stupors A Study of a New Manic-Depressive Reaction Type by MacCurdy, John T. (John Thompson)