Fig. 1

Flow chart of a diagnostic algorithm for the workup of patients with peripheral neuropathy. According to the established clinical patterns, based on clinical history and examination, diagnostic procedures can be stratified. Abs = antibodies, ATTRv = hereditary transthyretin amyloidosis, CIAP = chronic idiopathic axonal polyneuropathy, CSF = cerebrospinal fluid, i.a.= if applicable, SNAP = sensory nerve action potential