case_images: PMC9840400_01
case_images: Clinical presentation. Multiple infiltrative red patches and plaques on the face (A and B), abdomen (C) and back (D) with outwardly expanding edges in a circular pattern and tiny pustules distributed in a collar pattern.
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case_images: A 48-year-old Chinese man presented to the dermatology department with erythema and pustules on the face, neck and trunk (Figure 1A and B). A similar rash developed and spread to the abdomen and back, accompanied by pronounced itching (Figure 1C and D).
case_images: Histopathological findings. (A and B) the epidermis was normal and the dermal follicular sebaceous gland unit was infiltrated by a large number of neutrophils and eosinophils (black arrows), forming eosinophilic microabscesses.
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case_images: Skin biopsy results revealed that the epidermis was normal and the dermal follicular sebaceous gland unit was infiltrated by a large number of neutrophils and eosinophils, forming eosinophilic microabscesses (Figure 2A and B).
case_images: Resolution of lesions. The lesions on the face (A and B), abdomen (C) and back (D) subsided, leaving behind pigmentation.
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case_images: After 2 weeks of treatment, the lesions subsided, leaving behind pigmentation (Figure 3A-D).