Pyoderma Faciale (Rosacea Fulminans)

A 26-year-old woman with no prior history of acne presents with a 4-week history of an explosive eruption of large, coalescing inflammatory nodules, pustules, and draining sinuses on a violaceous-erythematous background confined to the central face (cheeks, chin, forehead, nose). She reports recent emotional stress and recent discontinuation of oral contraceptive pills. Examination reveals absence of comedones, and the trunk and periorbital areas are completely spared. The condition marked **B** in the diagram is suspected. Which of the following is the MOST APPROPRIATE initial management approach for this condition?

A 28-year-old woman presents with a 3-week history of sudden-onset, rapidly progressive facial eruption. She describes abrupt disfigurement with confluent erythematous-violaceous plaques studded with pustules, cysts, and coalescent nodules on her forehead, cheeks, nose, and chin. The structure marked **A** in the diagram shows these confluent inflammatory nodules on the central face. Notably, she has no comedones, her trunk is unaffected, and she reports recent emotional stress and is on oral contraceptives. Systemic features are absent. What is the most appropriate initial management strategy for this condition?

A 24-year-old woman with no prior acne history presents with a 3-week explosive eruption of painful facial lesions confined to the cheeks, chin, forehead, and nose. Examination reveals the feature marked **B** in the diagram—crops of large fluctuant nodules and draining sinuses with seropurulent discharge. The lesions are intensely tender and bright-red to cyanotic. Notably, there are no comedones, and the chest and back are completely spared. Bacterial cultures grow only normal skin flora. Which of the following is the most likely diagnosis?