Case: 34-year-old female was brought in a clinic. Two-day history of ecchymoses, petechiae, and hematuria. She had noted headaches, nausea, and increasing dysphoria over the past week. Physical Exam: Mild scleral icterus.

Scattered ecchymoses and petechiae. Appeared anxious and agitated. CBC (with microscopic differential) RBC 2.38 x 10 12 /L HGB 6.6 g/dL HCT 18.4 % MCV 77.5 fL MCH 27.7 pg MCHC 35.8 g/dL RDW 23.8 WBC 16.9 x 10 9 /L N 78 % L 14 M 8 E 0 B 0 PLT 14 x 10 9 /L What further course of laboratory tests do you recommend for correct diagnosis? *This case is from Docplexus Editorial Team for educative purposes only