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Related to paroxysmal hemoglobinuria: Marchiafava-Micheli syndrome
the sudden passage of hemoglobin in urine, occurring after local or general exposure to low temperatures, as in paroxysmal cold hemoglobinuria.
Intermittent, recurring attacks of bloody urine following exposure to cold (cold hemoglobinuria) or strenuous exercise (march hemoglobinuria). Results from increased fragility of red blood cells or presence of a thermolabile autohemolysin.
See also: hemoglobinuria