Demodex folliculitis on the trunk of a patient with mycosis fungoides

A 43‐year‐old man with tumour Stage mycosis fungoides developed multiple follicular pustules on the trunk during total‐skin electron beam therapy. A potassium hydroxide preparation of (he contents of the pustules revealed the presence of Demodex mites. The patient was treated with 6% sulphur lotion with rapid improvement of the cutaneous lesions. We believe that this case represents a pustular folliculitis caused by Demodex mites,...