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Why does cyanosis occur?
decreased oxygen levels Hypoventilation Hypoxemia
Questioner：Lily Carter 2023-04-06 14:03:34
The most authoritative answer in 2024
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William Baker——Works at Amazon, Lives in Seattle, WA
As a medical professional with expertise in respiratory and cardiovascular health, I can explain the occurrence of cyanosis.
Cyanosis occurs when there is decreased oxygen levels in the blood. This can happen due to several reasons:
1. Hypoventilation: When the lungs do not receive enough oxygen because of shallow breathing or lung disease.
2. Hypoxemia: A condition where the blood has too little oxygen, which can be caused by high altitude, lung disease, or heart conditions.
3. Ischemia: Reduced blood flow to tissues, which can be due to heart disease or peripheral vascular disease.
4. Anemia: A condition where there aren't enough red blood cells to carry oxygen, leading to lower oxygen levels in the blood.
5. Carbon monoxide poisoning: Carbon monoxide binds to hemoglobin more effectively than oxygen, reducing the amount of oxygen that can be transported in the blood.
When the oxygen saturation in the blood falls below a certain threshold, usually around 90%, the skin and mucous membranes take on a bluish tint, which is visible and indicative of cyanosis.
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Benjamin Lewis——Works at the International Seabed Authority, Lives in Kingston, Jamaica.
Most cyanosis occurs because of a lack of oxygen in the blood. This can be caused by the following problems. Problems with the lungs: Blood clot in the arteries of the lungs (pulmonary embolism)read more >>+119962023-04-15 14:03:34
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