Tuberculids (papulonecrotic tuberculid, erythema induratum, and lichen scrofulosorum) are cutaneous hypersensitivity reactions to Mycobacterium tuberculosis. We report the fifth case of a recently described tuberculid...Tuberculids (papulonecrotic tuberculid, erythema induratum, and lichen scrofulosorum) are cutaneous hypersensitivity reactions to Mycobacterium tuberculosis. We report the fifth case of a recently described tuberculid, nodular tuberculid. The distinguishing feature was that of a granulomatous vasculitis occurring at the dermohypodermal junction on biopsy specimen of the subcutaneous nodules.展开更多
We report an immunocompromised woman with chronic lymphocytic leukemia who developed cutaneous zygomycosis at the site of an arterial line. The initial lesion resembled a bulls-eye. Bull’s-eye lesions of zygomycosis ...We report an immunocompromised woman with chronic lymphocytic leukemia who developed cutaneous zygomycosis at the site of an arterial line. The initial lesion resembled a bulls-eye. Bull’s-eye lesions of zygomycosis have been reported twice before. Recognition of this sign may allow the dermatologist to make a rapid presumptive diagnosis and initiate treatment for this life threatening infection.展开更多
文摘Tuberculids (papulonecrotic tuberculid, erythema induratum, and lichen scrofulosorum) are cutaneous hypersensitivity reactions to Mycobacterium tuberculosis. We report the fifth case of a recently described tuberculid, nodular tuberculid. The distinguishing feature was that of a granulomatous vasculitis occurring at the dermohypodermal junction on biopsy specimen of the subcutaneous nodules.
文摘We report an immunocompromised woman with chronic lymphocytic leukemia who developed cutaneous zygomycosis at the site of an arterial line. The initial lesion resembled a bulls-eye. Bull’s-eye lesions of zygomycosis have been reported twice before. Recognition of this sign may allow the dermatologist to make a rapid presumptive diagnosis and initiate treatment for this life threatening infection.
