<prompt> Dermatological menifestation of which of the following disease?PellagraAcrodermatitis enteropathicaPhoto dermatitisVitamin B deficiency  <response>: Above image showsdermatitis lesion in form of necklace called Casals necklacewhich is dermatological manifestation ofPellagra This is a manifestation of vitamin B3 NIACIN deficiency. Characterized by dermatitis, dementia and diarrhea Above image showsdermatitis lesion in form of necklace called Casals necklace 