PCH can be an after effect of an infection, when a microorganism triggers the formation of antibodies that cross-react with the P antigen on the red blood cell membrane.  Viral infections that can cause PCH include  measles, mumps, influenza, adenovirus,chickenpox, cytomegalovirus, and Epstein-Barr virus.  Bacterial infections that can cause PCH include syphilis,Haemophilus influenzae and Mycoplasma pneumoniae.  PCH can also be a side effect of some vaccinations.  Chronic idiopathic(of unknown cause) PCH also occurs, but it is rare.
Paroxysmal cold hemoglobinuria causes
Microangiopathic hemolytic anemia causes
Hemolytic anemia causes
Paroxysmal nocturnal hemoglobinuria other diagnostic studies
Phenylketonuria causes
Glucose-6-phosphate dehydrogenase deficiency risk factors
Hemolytic anemia other diagnostic studies
Hemolytic-uremic syndrome causes