A 62-year-old woman with hepatitis C, viral load >4 million IU/mL, presents with this new rash. The purpuric macules and papules are mildly pruritic and are mainly on her arms and legs. Based on the patient’s history and rash, what is the next best step in the management of this patient?
A. CBC with differentials
B. ANA screen
C. ANCA serologies
D. Cryoglobulin screen
E. Erythrocyte sedimentation rate (ESR)
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