CBC
Low hemaglobin/hematocrit
Low platelet count → microangiopathic<unk> 
Blood smear
Reticulocyte count
CMP
Most important:  indirect bilirubin and creatinine
UA (for hemoglobin, hemosiderin), uHCG
PT/INR
Hemolysis labs
LDH<unk> ptoglobin
Fibrinogen
Direct Anti-Globulin Test or Coombs test
If concern for Malaria:
Thick and thin prep
Parasitemia
HIV
Blood cultures, urine cultures
Consider LP if neuro symptoms
Low hemaglobin/hematocrit
Low platelet count → microangiopathic<unk> 
Most important:  indirect bilirubin and creatinine
LDH<unk> ptoglobin
Fibrinogen
Thick and thin prep
Parasitemia
Hemolytic anemia
HUS
Autoimmune hemolytic anemia
TTP
Microangiopathic hemolytic anemia
DIC
Bandemia
Hypertensive emergency