text: <unk>  is a form of hemolytic anemia due to<unk> ly induced damage to red blood cells. Red blood cells, while flexible, may in some circumstances succumb to physical shear and compression. This may result in hemoglobinuria. The damage is induced through repetitive<unk>  motions such as prolonged marching (march hemoglobinuria), marathon running, and bongo drumming.<unk>  damage can also be induced through the chronic condition microangiopathic hemolytic anemia or due to prosthetic heart valves.
option_0: Mechanical hemolytic anemia
option_1: Drug induced hemolytic anemia
option_2: Warm autoimmune hemolytic anemia
option_3: Immune hemolytic anemia
option_4: Non immune hemolytic anemia
option_5: Hemolysis 
option_6: Polycythemia pathophysiology
option_7: Myelofibrosis risk factors