Abstract Background Contact allergen prevalences often change. Continual surveillance is necessary to detect trends in sensitization rates and emerging allergens. Objective To identify the prevalence of, in, positive reactions each baseline series during a 12‐year period Thailand. Methods The medical records of 2803 patients who underwent patch testing at Dermatitis Clinic, Siriraj Hospital, between 2006 2018, were retrospectively reviewed. used by clinic was adapted from European...

Although studies regarding prevalence of metabolic syndrome (MS) in Asian psoriatic patients are limited and show varying results, a previous report describes significant increase MS Thai patients, as compared with rates the general population. However, no association between psoriasis severity using Psoriasis Area Severity Index (PASI) was found, which differs from findings Korean Japanese studies. This study aimed at re-evaluating current assessment chronological (historical course...

The Vitiligo Extent Score (VES) and Self-Assessment (SA-VES) have not been formally validated in Thai population.To evaluate reliability, validity feasibility of the VES SA-VES vitiligo patients.Vitiligo lesions from 100 patients were evaluated by 2 independent dermatologists using Area Scoring Index (VASI). Reliability was assessed comparing scores between physicians. Validity determined comparison among VES, VASI, instruments. Patients scored their severity SA-VES.The reliability excellent...

Abstract Background Cheilitis is an inflammatory condition of the lips. Its causes can be exogenous (irritants, allergens), endogenous (atopic dermatitis, systemic disorders) or unknown. Objectives To determine prevalence allergic contact cheilitis (ACC), its risk factors, and common allergens in patients with at a Thai university‐based tertiary care hospital. Methods A retrospective chart review was conducted on referred for patch testing between January 2007 December 2021. Results Among...

Summary Background Facial dermatitis can result from various conditions, some of which are a chronic and relapsing nature. The use topical corticosteroid therapy may lead to additional adverse effects. Objective To compare the efficacy moisturizer containing 4‐t‐butylcyclohexanol, acts as sensitivity regulator, licochalcone A, an anti‐inflammatory agent licorice plant Glycyrrhiza inflata , with that 0.02% triamcinolone acetonide (TA) for treatment facial dermatitis. Methods This was...

Objective: To identify trends of contact allergy and patch testing amendments at the Contact Dermatitis Clinic, Department Dermatology, Siriraj Hospital.
 Materials Methods: Medical records 6,862 patients referred to our clinic between January 1992 December 2021for were reviewed.
 Results: The number tested increased reached a peak 600 patients/year in 2019 before COVID-19 pandemic. most frequently used series was baseline, while specific cosmetics. overall positivity rate 69%....

The combination of diphenylcyclopropenone (DCP) and anthralin may demonstrate synergistic effects in the treatment chronic extensive alopecia areata (AA).The objective study was to compare efficacy therapy topical DCP 0.5% versus alone for AA.Ten patients were included study. Of these, 1, 2, 7 diagnosed with totalis, severe AA (>50% hair loss), universalis, respectively. For each patient, one side scalp treated a solution 6 months, while other cream base same duration. clinical responses...

Objective: This study aimed to determine the changes in patient characteristics, disease prevalence, and dermatology procedures during COVID-19 pandemic.
 Materials Methods: We retrospectively reviewed demographic data, diagnoses, of patients who visited an outpatient clinic between March 1, 2018, December 31, 2021. Changes number patients, patterns diagnosis, were analyzed.
 Results: The decreased at start each 4 waves that occurred period. Older adults increased their visits...

The authors declare no conflicts of interest.

Widespread dermatitis is often associated with diagnostic and therapeutic challenges. Multiple factors influence this widespread pattern of dermatitis. We aim to study the in patch-tested patients who presented dermatitis.This retrospective, case-control was conducted on were patch tested during January 2005 December 2016. The demographic data, patient family histories, diagnoses, test findings recorded analyzed.Of 3201 included patients, 645 (20.2%) had Being male, age >60, history either...

ABSTRACT Background: Hair graft preservation is an important factor that influences survival in hair transplantation. Objective: To investigate the benefits of adding platelet-rich plasma (PRP), and effect different storage solutions temperatures on follicle preservation. Materials Methods: This randomized-controlled study included 10 androgenetic alopecia patients who underwent Forty-five grafts were collected from each patient then randomized to 8 culture conditions for 7 days. cultured...

Abstract Unwanted facial hair is a common problem and requires different grooming regimens or treatments. Shaving beard can cause undesirable skin effects, such as irritation, razor burn, nick, pseudofolliculitis barbae. This study explores male behaviors related to shaving the consequential effects on shaved skin. A questionnaire‐based, cross‐sectional, analytical was conducted 340 healthy men. Most of participants were manual shavers. Approximately one‐third shavers prepared their for...

Abstract Background Cheilitis is a chronic inflammatory condition of the lips, and frequent or prolonged use topical corticosteroids may lead to various adverse events. Therefore, alternative therapies with fewer side effects are beneficial for treatment this condition. Aim To evaluate efficacy lip care formulation containing both panthenol bisabolol as monotherapy mild‐to‐moderate cheilitis. Methods This single‐centre prospective pilot open‐label study included 20 patients cheilitis who...