Cyanosis

Bluish discoloration of the skin and mucous membranes due to an increased proportion of unoxygenated hemoglobin in the blood.


Bluish appearance of the skin and mucous membrane that usually indicates reduced hemoglobin levels in the blood.


The presence of a blueness of the skin, especially the lips, caused by an insufficient supply of oxygen in the blood.


A condition characterised by a blue colour of the peripheral skin and mucous membranes, a symptom of lack of oxygen in the blood, e.g. in heart or lung disease.


Slightly blue or dark-purple discoloration of the skin due to abnormal amounts of reduced hemoglobin in the blood.


A dark bluish or purplish skin color due to inadequate oxygenation of the blood in the lungs or to an obstruction to blood flow through the capillaries. The color is due to the accumulation of reduced hemoglobin.


A blueness, especially around the lips and nails, indicating lack of oxygen; a common symptom among infants, as in respiratory distress syndrome or persistent fetal circulation, and with many other kinds of heart problems.


Bluish discoloration of the skin and mucous membranes, occurring when the oxygen in the blood is sharply diminished, as in asphyxia.


Bluish skin and mucous membranes resulting from a lack of oxygen in the blood.


A bluish appearance of the skin caused by poor circulation, which prevents sufficient oxygen from reaching the tissues.


A bluish to the skin or mucous membranes caused by a lack of oxygen in the blood. Mild cyanosis, particularly in d ark-skinned people, is most obvious in the mucous membranes (such as the inside of the nose and mouth) and the nail beds. It may also appear on the ears, nose, and feet. In advanced cases, the bluish color may spread over the entire surface of t he body, as in babies who are born with certain heart defects, a condition commonly known as blue baby. Cyanosis has many other possible causes, including asthma, high altitude, exposure to cold temperatures, suffocation, severe pneumonia, pulmonary edema (fluid in the lungs), heart disease, seizure, drug overdose, and shock. Treatment for cyanosis depends on the cause.


A bluish discoloration of the skin and mucous membranes resulting from an inadequate amount of oxygen in the blood. Cyanosis is associated with heart failure, lung diseases, the breathing of oxygen deficient atmospheres, and asphyxia. Cyanosis is also seen in blue babies, because of congenital heart defects.


A condition of in which the skin — usually of the face and extremities — takes on a bluish tinge. It accompanies states in which the blood is not properly oxygenated in the lungs, and appears earliest through the nails, on the lips, on the tips of the ears, and over the cheeks. It may be due to blockage of the air passages, or to disease in the lungs, or to a feeble circulation, as in heart disease.


A blue, gray, slate, or dark purple discoloration of the skin or mucous membranes caused by deoxygenated or reduced hemoglobin in the blood. Cyanosis is found most often in hypoxemic patients and rarely in patients with methemoglobinemias. Occasionally, a bluish skin tint that superficially resembles cyanosis results from exposure to the cold. In the very young patient, cyanosis may point to a congenital heart defect.


The skin exhibits a chromatic alteration characterized by hues of blue, gray, or deep purple, which arises from an insufficiency of oxygen supply.


Cyanosis refers to a bluish discoloration of the skin or mucous membranes, which occurs when there is an abnormally high level of deoxygenated hemoglobin in the blood. When cyanosis is limited to the hands and feet, it is generally not a cause for concern and is often attributed to reduced blood flow, often resulting from exposure to cold temperatures. However, if the lips and tongue exhibit a bluish tinge, it may indicate a more serious underlying heart or lung condition such as chronic obstructive pulmonary disease or heart failure. In such cases, immediate medical attention is necessary to address these potentially severe disorders.


A bluish or dusky tint of the mucous membranes or skin, resulting from an excess of hemoglobin in the capillaries, which signifies congestion in that area. Occasionally, this bluish hue may be attributed to methemoglobin, a condition occurring in the blood due to the influence of specific drugs, particularly those in the sulphanilamide family, on hemoglobin. In most cases, the presence of cyanosis in the face and body serves as an indicator of heart or lung ailments. Conversely, cyanosis in the fingers may stem from a localized cause, such as acrocyanosis.


 


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