Severe hypoxia can result in cyanosis and tachycardia, altered mentation and coma, and even death if not corrected quickly. Stridor (noisy breathing) can be heard in cases of upper airway obstruction.

A: Cyanosis is a late sign of hypoxia, where vasoconstriction of the peripheral blood vessels or decreased hemoglobin are responsible for the symptoms. Q: Why does cyanosis occur? A: Cyanosis ...

Hypoxia presents symptoms such as euphoria, decreased reaction time, headache, ... and cyanosis — in which the fingernails and lips turn a slight shade of blue.

Hypoxia develops when there is too little oxygen in the cells or tissues, and this keeps them from functioning correctly. A lack of blood flow or having too little oxygen in the blood can cause it.

Oxygen is essential for our body. It is what keeps us alive. However, certain conditions and factors can cause low oxygen levels in the body, which can cause serious complications if not addressed ...

Cerebral hypoxia can be caused by flying at too high an altitude. It can cause someone to pass out, stop breathing temporarily or die. Pilots tracking the plane could see a pilot slumped over ...

Skin and nail beds may turn bluish, a condition called cyanosis. Cyanosis is one of the most common signs of hypoxia. The tips of the fingers, toes, ears and nose may become cold and bluish in color.