rituxan is useful? in DADS
distal acquired demyelinating sensory neuropathy (DADS), M protein differentiates from classical CIDP as does (lack of ) response to treatment. Is large fiber neuropathy in men in fifties or above. Half have anti MAG antibodies, poor response to IVIG. Differentiate DADS-M (monoclonal paraproteinemia present) from DADS no M which is sensory CIDP.