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Peripheral cyanosis is the blue tint in fingers or extremities, due to an inadequate or obstructed circulation. [5] The blood reaching the extremities is not oxygen-rich and when viewed through the skin a combination of factors can lead to the appearance of a blue color .
Blue baby syndrome can refer to conditions that cause cyanosis, or blueness of the skin, in babies as a result of low oxygen levels in the blood. This term has traditionally been applied to cyanosis as a result of:. [1] Cyanotic heart disease, which is a category of congenital heart defect that results in low levels of oxygen in the blood. [2]
There are also a number of other conditions that affect hands, feet, and parts of the face with associated skin color changes that need to be differentiated from acrocyanosis: Raynaud phenomenon, pernio, acrorygosis, erythromelalgia, and blue finger syndrome. The diagnosis may be challenging in some cases, especially when these syndromes co-exist.
Symptoms may include headache, dizziness, shortness of breath, nausea, poor muscle coordination, and blue-colored skin (cyanosis). [2] Complications may include seizures and heart arrhythmias. [3] [4] Methemoglobinemia can be due to certain medications, chemicals, or food or it can be inherited. [2]
Paul Karason (November 14, 1950 – September 23, 2013) was an American from Bellingham, Washington, whose skin was a purple-blue color. [ 1 ] Karason was fair skinned and freckled until the early 1990s.
Livedo reticularis is a common skin finding consisting of a mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. [1] The discoloration is caused by reduction in blood flow through the arterioles that supply the cutaneous capillaries, resulting in deoxygenated blood showing as blue discoloration ().
Severe cases, meanwhile, are still characterized by shortness of breath, chest pain or pale, gray or blue skin, lips or nail beds — an indicator of a lack of oxygen.
Blue skin may refer to: Argyria, a condition caused by the ingestion of elemental silver, silver dust or silver compounds; Methemoglobinemia, the presence of excessive levels of methemoglobin in the blood; Cyanosis, a change of skin color due to decreased amounts of oxygenated hemoglobin Blue baby syndrome, cyanosis in babies