Median canaliform nail dystrophy is an unusual condition of the nail, most often affecting the thumb (1). It is characterized by a longitudinal split or canal in the nail with small transversal fissures, in a fir-tree configuration. The condition is diagnosed based on its clinical features (2, 3). While the underlying mechanism is unknown, it has been suggested that median canaliform nail dystr...

BACKGROUND International comparisons of the prevalence of atopic eczema and related symptoms are scarce. The standardized protocol of the International Study of Asthma and Allergies in Childhood (ISAAC) facilitates investigation of prevalence all over the world. OBJECTIVE To apply the ISAAC written questionnaire to evaluate the prevalence of atopic eczema and related symptoms among 6-7 year-o...

Skin Irritations Irritant hand eczemas are local skin irritations caused by cleaning agents, frequent hand washing, inadequate hand drying, aggressive hand disinfection methods, glove powder, and the occlusive effect when wearing gloves. In the health sector, such hand eczemas are widespread with a prevalence of 23-44%, whereby the surgical and internal medicine areas are most commonly affected...

OBJECTIVE To identify prognostic risk factors in patients with occupational hand eczema (OHE). DESIGN Cohort study with 1-year follow-up. SETTING Danish National Board of Industrial Injuries Registry. PATIENTS All patients with newly recognized OHE (758 cases) from October 1, 2001, through November 10, 2002. INTERVENTIONS Participants received a questionnaire covering self-rated severit...

Vol. 29, No. 3, 2017 385 Received February 19, 2016, Revised July 1, 2016, Accepted for publication July 26, 2016 Corresponding author: Byung-Soo Kim, Department of Dermatology, Pusan National University Hospital, 179 Guduk-ro, Seo-gu, Busan 49241, Korea. Tel: 82-51-240-7338, Fax: 82-51-245-9467, E-mail: dockbs@ pusan.ac.kr This is an Open Access article distributed under the terms of the Creat...

dermatitis or bacterial and mycological infections (1). BTXA has been used recently to treat focal hyperhidrosis (gustatory sweating, palmo-plantar and axillary hyperhidrosis) (4, 5). There are no data available for the treatment of stump hyperhidrosis. We used BTXA for stump hyperhidrosis in a dosage comparable to that used in palmar hyperhidrosis, i.e. 100 U of Botox. The treatment was very e...

N UMMULAR OR DYSREGULATIVE MICRObial eczema, which is a subtype of chronic dermatitis, is characterized by coin-shaped, sharply demarcated, erythematous lesions with serous exudates demonstrated on dermatopathologic examination. These serum exudates can be seen dermoscopically as shiny yellow clods with a diameter of 1 to 2 mm. The closest differential diagnoses, which are psoriasis and tinea c...