<prompt> Most common cause of disseminated cutaneous leishmaniasis is:L. donovaniL. tropicaL. mexicanaL. brasilensis  <response>: Ans is cDiffuse cutaneous leishmaniasis: Develops in an anergic host with poor immune response, infection is characterized by a primary lesion, which spreads to involve multiple areas of skin. Plaques, ulcers and nodules may form over the entire body, resembling lepromatous leprosy. 