Mononeuropathy multiplex as an uncommon presentation of intravascular lymphoma: A case report.

Key Clinical Message: Although intravascular lymphoma rarely presents with peripheral neuropathy, learning about this presentation can lead to timely diagnosis and improved prognosis in patients with intravascular lymphoma.

Abstract: A 64-year-old man presented with asymmetric paresthesia and subsequent weakness of his feet and a 10 kg weight loss over 40 days. Electrodiagnostic studies revealed distal axonal sensory-motor polyneuropathy with ongoing axonal loss.