Cyanosis (or blueness) of the skin and other membranes usually indicates a lack of oxygen from a circulatory disorder or pulmonary disorder. It is usually seen in the lips (blue lips), skin (blue skin), or other mucous membranes. Cyanosis is a very serious symptom that should be treated as a ...

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Summary: A bluish or purplish discoloration of the skin and mucous membranes due to an increase in the amount of deoxygenated hemoglobin in the blood or a structural defect in the hemoglobin molecule. ...1,2

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Causes of cyanosis depend somewhat on the types:

The major concerns include:

Dangerous Causes: Some life-threatening causes of acute cyanosis include:

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Causes of Cyanosis

Causes of cyanosis Blue lips, skin, tongue (central cyanosis) Blue or blue/grey skin on the face or over most of the body is usually a sign there's not enough oxygen in the blood because of a problem with the ...3

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Diagnosis of Cyanosis

Blue skin or lips (cyanosis) Blue skin or lips need to be checked urgently in hospital. See a GP if you have blue fingers or toes. Call 999 or go to A&E if you or your child's:

  • lips, tongue ...
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Causes List for Cyanosis

Possible causes of Cyanosis (or similar symptoms) may include:4

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Treatments for Cyanosis

Treatment for cyanosis Cyanosis is a symptom of many different conditions. Treatment depends on the cause. ...Source: NHS Choices UK5 ...

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  1. [from HPO]
  2. Source: GTR (NCBI/NIH): gtr/ conditions/ CN000899/ 
  3. Source: NHS Choices UK: conditions/ blue-skin-or-lips-cyanosis/ 
  4. Source: Algorithmically Generated List
  5. Source: NHS Choices UK: conditions/ blue-skin-or-lips-cyanosis/ 

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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.