A 53-year-old man is evaluated in hospital. Scattered petechiae and ecchymoses are noted on his forearms. There is mild bilateral pedal edema. A renal biopsy is shown.
Which of the following is most likely to be seen in this patient?
A) BUN/Cr of 22
B) 1+ blood on urine dipstick + 0-1 RBCs/hpf
C) 1+ blood on urine dipstick + 20 RBCs/hpf
D) Insulin resistance
E) Platelet count of 50,000/μL
