astin time (PTT) 53.9), elevated D-dimer (590 ng/mL), thrombocytopenia (132 k/μl), acute kidney injury (blood urea nitrogen (BUN) 47 mg/dL, creatinine 3.96 mg/dL), and elevated C-reactive protein initially 12.5 mg/L and increased to 26.2 mg/L. A nasoph