Erythroderma or exfoliative dermatitis is scaling and erythema of skin involving more than 90% of total skin surface area and is a serious and difficult condition to treat because of large areas of involvement and multiple associated complications. Psoriasis is an important cause of exfoliative dermatitis and so is adverse drug reaction. Pulmonary tuberculosis. common in India. https://www.rawafricaonline.com/