Ik Jun Moon

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BACKGROUND A previous 6-month study using a more highly concentrated novel hyaluronic acid (HA) filler, PP-501-B, found nasolabial fold (NLF) improvements with increased tolerability. OBJECTIVE We investigated the long-term efficacy, durability and safety of PP-501-B in the correction of NLFs. METHODS Subjects completing the initial six-month study were(More)
Glutathione in its reduced form (GSH) is an antioxidant and also is involved in pheomelanin formation. Thus, it has been long believed that GSH has a skin whitening effect. However, its actual or direct effect is unproven. We evaluated the anti-melanogenic effects of GSH and its derivatives in vitro. We examined change of melanogenesis and its related(More)
BACKGROUND Cutaneous anaplastic large-cell lymphoma (ALCL) is primary extranodal or secondary to nodal disease. OBJECTIVE We sought to analyze clinical features and survival outcomes by primary tumor site in patients with cutaneous ALCL. METHODS Clinical features, survival outcomes, and prognostic factors of 52 patients with primary or secondary(More)
BACKGROUND Mannitol containing monophasic filler with higher crosslinking has not been well studied for moderate and severe nasolabial fold (NLF) correction. OBJECTIVE To compare the efficacy and safety of a novel mannitol containing hyaluronic acid (HA) filler (HA-G) with biphasic HA filler (HA-P) for moderate and severe NLF correction. METHODS(More)
Long-term changes in the relative frequency of cutaneous lymphoma (CL) have not been investigated in Asian populations. The aim of this study was to investigate the relative frequency, clinical characteristics, and survival outcomes of CL in Korean patients, and to evaluate the changes in relative frequency of CL over a 20-year period. The present(More)
Natural killer/T-cell lymphoma is a rare, Epstein-Barr virus-associated type of cytotoxic lymphoma thatpresents mainly in the nasal cavity and its vicinity. Very few cases of primary cutaneous extranodal natural killer/T-cell lymphoma have been reported till date. All the previously reported cases of primary cutaneous extranodalnatural killer/T-cell(More)
Vol. 28, No. 6, 2016 777 Received September 2, 2015, Revised October 5, 2015, Accepted for publication November 2, 2015 Corresponding author: Sung Eun Chang, Department of Dermatology, Asan Medical Center, University of Ulsan College of Medicine, 88 Olympic-ro 43-gil, Songpa-gu, Seoul 05505, Korea. Tel: 82-2-3010-3467, Fax: 82-2-486-7831, E-mail:(More)
BACKGROUND Cutaneous lymphomas (primary and secondary lymphomas involving the skin) are a heterogeneous group with various clinical manifestations, histological features, and prognoses. METHODS We describe eight cases of cutaneous lymphoma presenting with facial swelling. RESULTS Our case series included three cases of primary cutaneous extranodal(More)
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