Young Hyun Joo

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A subepidermal calcified nodule (SCN) is an uncommon form of calcinosis cutis that is not associated with other dermatologic or systemic illnesses. Clinically, SCN presents as a solitary, firm tumor that can be white, white-yellow, or erythematous. Most SCNs occur in children; they are extremely rare in adults. The treatment of choice is believed to be(More)
BACKGROUND/AIM Aging of skin is accompanied by decrease of skin elasticity. Using the noninvasive suction device Cutometer, we evaluated the age and regional body differences of the viscoelastic properties of human skin. The objectives of this study were to evaluate the correlation between age and the biomechanical parameters and the regional skin(More)
Trichoblastoma is a rare, benign tumor that differentiates toward the hair germ, the embryonic precursor of a hair follicle. Several cases of trichoblastoma showed multiple differentiation toward more than one type of adnexal structure. We report a case of a trichoblastoma, which had developed on the scalp as a solitary 1-cm nodule 3 years ago. A histologic(More)
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