Peripheral blood smears showing platelet clumping in a pregnant type 2B VWD patient. Peripheral blood smears (Wright stain) of the patient in case 3, with arrows highlighting some of the platelet clumps. (A) At 33 weeks’ gestation showing some platelet clumping; automated platelet count of 82 × 10³/mm³ (×400 power). (B) At 35 weeks’ gestation showing worsening platelet clumping; automated platelet count 31 × 10³/mm³ (×400 power). (C) Higher magnification of platelet clumps at 35 weeks’ gestation (×1000 power).