Medical Intelligence QuizChallenge Yourself, Build Your Knowledge Erythrodermic psoriasis: Presentation and diagnosis Question 1 of 5 Which of the following statements is/are TRUE? Erythrodermic psoriasis (EP) is: Choose one A rare and severe variant of psoriasis vulgaris A common but severe variant of psoriasis vulgaris Estimated to have a prevalence of 1% to 2.25% among psoriatic patients A and C B and C