<prompt> Most common cause of Neuropathy isLeprosyGuillaine-Barre syndromeAmyloidosisDiabetes mellitus  <response>: D Diabetes mellitus DIABETIC NEUROPATHY occurs in 50 of individuals with long standing Type I Type II DM. It may manifest as poly neuropathy, mono neuropathy, andor autonomic neuropathy. As with other complications of DM, the development of neuropathy corrilates with the duration of diabetes and glycemic control. 