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Diagnosis: Pellagra
Description: Photosensitive dermatitis.
Morphology: Red,scaly
Site: Arm,forearm
Sex: M
Age: 34
Type: Clinical
Submitted By: Nameer Al-Sudany
Differential DiagnosisHistory: An adult heavy-alcoholic farmer in his thirties presented with a well-demarcated, red scaly rash (sun burn-like) with burning sensation in a photo-sensitive distribution (face, neck and forearms) of two weeks duration. The patient was asked to quit alcohol and given multivitamin supplement which resulted in a very good improvement with a matter of few days.