CXR
CBC with peripheral smear
Chem7, Ca, Mg, Phos, Uric Acid, UA, LDH (to check for tumor lysis syndrome)
LFTs, Coags, FDP, D-Dimer, Haptoglobin, Fibrinogen (to check for DIC)
ESR, CRP
Reticulocyte count in anemia
Get extra purple top for flow cytometry, especially before transfusion
Acute lymphocytic leukemia
Acute myeloid leukemia
Leukemoid Reaction
Hodgkin's lymphoma
Chronic lymphocytic leukemia
Non-Hodgkin's lymphoma
Chronic myeloid leukemia
Myelodysplastic syndrome