List 2 causes (apart from cardiovascular or respiratory) of cyanosis.
List 2 causes (apart from cardiovascular or respiratory) of cyanosis.
• Severe methemoglobinemia
• Sulfhemoglobinemia
• Hemoglobin mutation
• Polycythaemia
• Hypothermia / cold
• High altitude
The college presents us with a long and inventive list.
To this list, one can still add a few (obscure) differentials.
Here we go:
And, the causes suggested by the college:
Nagel, Ronald L., et al. "Hemoglobin Beth Israel: A mutant causing clinically apparent cyanosis." New England Journal of Medicine 295.3 (1976): 125-130.
Walker, H. Kenneth, et al. "Cyanosis." in Clinical Methods: The History, Physical, and Laboratory Examinations. 3rd edition (1990).