Cyanosis is a medical condition that’s commonly characterized by a bluish discoloration of the skin and mucous membranes. This type of discoloration is caused by a lack of oxygen and blood circulation. Cyanosis usually indicates the presence of an underlying disorder or illness, such as lung or heart diseases. What is central cyanosis?

Cyanosis is a physical sign causing bluish discoloration of the skin and mucous membranes. Cyanosis is caused by a lack of oxygen in the blood. Cyanosis is associated with cold temperatures, heart failure, lung diseases, and smothering.

Cyanosis is a medical term to describe blue, grayish, or purple skin, lips, or nail beds. It occurs when there isn't enough oxygen in your blood. Cyanosis is a symptom of various heart and lung conditions, autoimmune disease, and drug overdose.

Cyanosis refers to a bluish-purple hue to the skin. It is most easily seen where the skin is thin, such as the lips, mouth, earlobes and fingernails. Cyanosis indicates there may be decreased oxygen attached to red blood cells in the bloodstream. It may suggest a problem with the lungs or heart. Cyanosis is a finding based on what is seen, not.

Bluish or purple skin (cyanosis). Fast breathing (tachypnea). Fast heart rate (tachycardia). Fluid in the lungs (pulmonary edema). Heart murmur (whooshing sound heard through a stethoscope when your heart beats). Irritability or lethargy (lack of energy). Low levels of oxygen in your body. Slow weight gain. Sweating or crying during feedings.

Cyanosis is a bluish discoloration of the skin, mucous membranes, tongue, lips, or nail beds and is due to an increased concentration of reduced hemoglobin (Hb) in the circulation.1 Clinically evident cyanosis typically occurs at an oxygen saturation of 85% or less. 2 Mild cyanosis may be difficult to detect.

Cyanosis is when your skin, lips and/or nails turn a bluish tone. It occurs when your blood lacks the oxygen it needs to reach the different tissues in your body. Cyanosis can be caused by many different conditions. Some may be serious medical conditions. Diagnosis and treatment depend on the cause. Oxygen therapy is usually a first treatment.