CRP and lymphopenia: On admission, lab results were significant for lymphopenia and elevated inflammatory markers including C-reactive protein (CRP) of 87 mg/dL (normal: less than 10 mg/dL), D-dimer of 810 ng/mL (normal: less than 250 ng/mL), Ferritin 1245 ng/mL (normal: 24–336 ng/mL), and LDH to 564 U/L (normal: 140–280 U/L).