This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Papulosquamous Disorders, Subject name: Skin
[{'content': 'A patient with psoriasis was started on systemic steroids. After stopping the treatment, the patient developed generalized pustules all over the body. The cause is most likely to be: \nSelect and explain. \nA. Bacterial infection, B. Erythrodermic psoriasis, C. Drug included reaction, D. Pustular psoriasis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D. Pustular psoriasis* Generalized pustular psoriasis(GPP) is an uncommon variant of psoriasis in which an acute, subacute or occasionally chronic eruption has sterile pustulosis as its central feature.* Coal tar and dithranol may provoke postulation if injudiciously continued when the psoriasis is intolerant. Other provocating. Factors include infection, pregnancy and hypocalcaemia associated with hypoparathyroidism.* Drug implicated have included salicylates, iodide, lithium, phenylbutazone and oxyphenbutazone and progesterone, terbinafine and amfebutamone.* The most important drug provocation is by withdrawal of systemic corticosteroids.* Intensive topical therapy with strong corticosteroids under occlusion has also been implicated', 'role': 'assistant'}]