Deok-Woo Lee

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BACKGROUND CD4(+)CD25(high+)regulatory T cells (Tregs) are considered to be of vital importance for maintaining immunologic self-tolerance and preventing autoimmune diseases. These cells have been found to be deficient in skin lesions and in the peripheral blood of patients with psoriasis. OBJECTIVE To investigate the role of Tregs in the pathogenesis of(More)
BACKGROUND Most glomus tumours are located in the digits, especially in subungual areas. Less is known, however, about the clinical characteristics of extradigital glomus tumours. OBJECTIVES The aim of this study was to characterize extradigital glomus tumours and compare their clinical, pathological and immunohistochemical characteristics with those of(More)
Trichophyton mentagrophytes var. erinacei, the natural host of which is the hedgehog, has been found to cause highly inflammatory and pruritic eruptions, including tinea manuum, tinea corporis, nail infection, kerion, scalp infection, and tinea barbae. To our knowledge, however, no reports have been made of tinea faciei caused by Trichophyton mentagrophytes(More)
BACKGROUND Subcutaneous panniculitis-like T-cell lymphoma (SPTL) is a distinctive skin lymphoma characterized by neoplastic T-cell infiltration of the subcutaneous tissue, mimicking panniculitis. OBJECTIVE To describe the clinical and pathologic features of SPTL in Korean patients. METHODS Fourteen SPTL patients evaluated over 15 years were(More)
Bednar tumor is a rare pigmented variation of dermatofibrosarcoma protuberans, present in 1 to 5% of all patients with dermatofibrosarcoma protuberans. No significant clinicopathologic differences exist between Bednar tumor and conventional dermatofibrosarcoma protuberans apart from the presence of scattered nonneoplastic pigmented dendritic cells in the(More)
Incontinentia pigmenti is a systemic disorder affecting the skin, teeth, eyes, nervous tissue, hair, nails, musculoskeletal system, and heart. We describe an 11-month-old girl with incontinentia pigmenti associated with a ventricular septal defect, left hemiatrophy, hemangiomas, an abnormal labial frenum, and spastic cerebral palsy manifested as left(More)
Tumor of the follicular infundibulum (TFI) is an uncommon benign adnexal tumor that usually presents as a solitary keratotic papule on the face or scalp of elderly patients. Histopathologically, it typically manifests as a plate-like fenestrated proliferation of monomorphic pale-staining cells. A 76-year-old male presented with about a 2 cm, well-defined,(More)
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