CXR
CBC with peripheral smear
Tumor lysis syndrome labs: chem7, ca, mg, phos, uric acid, UA, LDH
DIC labs: LFTs, Coags, FDP, D-Dimer, Haptoglobin, Fibrinogen
ESR, CRP
Reticulocyte count in anemia
Get extra purple top for flow cytometry, especially before transfusion
Leukemia
Normally responding bone marrow
Leukopenia
Infection
Acute myeloid leukemia
Inflammation: tissue necrosis, infarction, burns, arthritis
Myelofibrosis
Stress: overexertion, seizures, anxiety, anesthesia