# Cyanosis

Cyanosis is a bluish discoloration of the skin and mucous membranes caused by a lack of oxygen in the blood. It is often a sign of severe respiratory or cardiovascular problems.

**What is Cyanosis?**

## Recognising Cyanosis

- Blue or Gray Skin Tone: Especially noticeable on lips, fingertips, and nail beds.
- Shortness of Breath: Difficulty breathing or rapid breathing.
- Fatigue: General weakness and lethargy.

## First Aid for Cyanosis

1. Assess Airway and Breathing: Ensure the airway is open and clear any obstructions.
2. Provide Oxygen: If available, administer supplemental oxygen.
3. Call for Help: Dial emergency services for immediate medical assistance.

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First Aid Glossary · https://cprcoursesubiaco.au/glossary/cyanosis · Australia Wide First Aid (RTO 31961).