A 34-year-old man was admitted to hospital with progressive and severe lower limb pains, increasing wheelchair dependence and a spreading rash affecting the legs. Admission test results were normal including clotting screen and platelet count. Suggested diagnoses on a busy post-take ward round included leukocytoclastic vasculitis, hyperviscosity syndromes and cryoglobulinaemia. Suspected neurological pathologies prompted neuroimaging.
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