What condition is characterized by abnormally low levels of oxygen in the blood?

The condition characterized by abnormally low levels of oxygen in the blood is hypoxemia. This term specifically refers to low oxygen saturation in arterial blood, which can lead to various symptoms such as shortness of breath, confusion, and in severe cases, can compromise organ function.

Hypoxemia can occur due to various factors such as respiratory diseases, high altitudes, or conditions that impair gas exchange in the lungs. It is crucial to identify and treat hypoxemia promptly to improve oxygen delivery to tissues and organs, preventing potential complications.

In contrast, hyperoxia indicates an excess of oxygen in the body, hypoxia refers to low oxygen availability in tissues regardless of blood levels, and acidosis describes a condition where there is an excess of acid in the body fluids, which is not directly related to blood oxygen levels. Understanding these distinctions is key to effectively managing and treating patients with respiratory or circulatory issues.