Hei Sung Kim

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Leukemia cutis (LC) is defined as a neoplastic leukocytic infiltration of the skin. Few clinical studies are available on recent trends of LC in Korea. The purpose of this study was to analyze the clinical features and prognosis of LC in Korea and to compare findings with previous studies. We performed a retrospective study of 75 patients with LC and(More)
BACKGROUND The use of botulinum toxin has rapidly expanded into various aesthetic applications. Any guideline representing a consensus for aesthetic treatments using botulinum toxin type A (BTA) in Asians has not been published. OBJECTIVES To provide consensus recommendations on common aesthetic problems which are treated by neurotoxin in Asians. (More)
A scar is a mark that remains after the healing of a wound or other morbid processes. In the past, treatment was mainly focused on severe scarring, such as the hypertrophic and burn scars. However, scars from relatively minor wounds can also be stressful. The site of an open thyroidectomy is the anterior neck, a prominently exposed part of the body, where(More)
Psychological factors are believed to play a role in the pathogenesis of alopecia areata (AA), a frequently encountered hair disorder. In our study, statistically significant elevation of psychological stress was felt by AA patients prior hair loss compared with control, which was strongly believed contributory to hair loss (t-test, P < 0.01). The(More)
BACKGROUND Filler injection is a minimally invasive procedure widely used for soft tissue augmentation. Although the safety profile is favorable, adverse events can occur, especially after illegal filler injection. OBJECTIVES The authors present memorable cases of filler complications and review their clinico-pathological features and treatment(More)
We evaluated the recent trend in the incidence of premalignant and malignant skin lesions between 1991 and 2006. Among 571,057 newly registered dermatology out-patients from our 8 affiliated university hospitals, 2,598 were diagnosed with a premalignant (899, 0.16%) or malignant skin lesions (1,699, 0.30%). Of 899 premalignant cases, 71.2% were actinic(More)
Perceived stress has long been known to alter the dynamic equilibrium established between the nervous, endocrine and immune system and is widely recognised to trigger or enhance pruritus. However, the exact mechanism of how the major stress response systems, such as the hypothalamus-pituitary adrenal (HPA) axis and the autonomic nervous system induce or(More)
Operational scars, especially those located on the exposed parts of the body, can be distressing. Despite high demand for an early intervention to minimize surgical scars, there is yet no universal consensus on optimal treatment. A split-scar, double-blind randomized controlled trial was held to assess the safety and efficacy of early postoperative(More)
Disseminated superficial actinic porokeratosis (DSAP) is a skin condition that usually shows a poor response to different modalities of treatment. Herein we describe 2 patients with DSAP on the face, each treated with 3 to 4 sessions of photodynamic therapy combined with laser vaporization.