Cholelithiasis secondary to intravascular hemolysis causing development of bilirubin gallstones
Pseudohyperkalemia: K+ leaks out of RBCs after blood draw
Hereditary spherocytosis
Disseminated Intravascular Coagulation 
Paroxysmal nocturnal hemoglobinuria
Thrombotic Thrombocytopenic Purpura 
Myelophthistic anemia
Hemolytic Uremic Syndrome 
Thalassemia
HELLP syndrome