Jiehyun Jeon

ORCID: 0000-0003-2456-7573
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About
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Research Areas
  • Dermatology and Skin Diseases
  • Autoimmune Bullous Skin Diseases
  • Cancer and Skin Lesions
  • Nonmelanoma Skin Cancer Studies
  • Tumors and Oncological Cases
  • Nail Diseases and Treatments
  • Cutaneous Melanoma Detection and Management
  • Genetic and rare skin diseases.
  • Psoriasis: Treatment and Pathogenesis
  • Sarcoma Diagnosis and Treatment
  • Urticaria and Related Conditions
  • Cutaneous lymphoproliferative disorders research
  • Autoimmune and Inflammatory Disorders
  • Hair Growth and Disorders
  • Dermatological and Skeletal Disorders
  • Oral microbiology and periodontitis research
  • Hedgehog Signaling Pathway Studies
  • Venous Thromboembolism Diagnosis and Management
  • Fungal Infections and Studies
  • Cervical Cancer and HPV Research
  • Vascular Malformations and Hemangiomas
  • Food Allergy and Anaphylaxis Research
  • Oral Health Pathology and Treatment
  • melanin and skin pigmentation
  • Healthcare and Venom Research

Korea University Medical Center
2015-2024

Korea University
2006-2022

Washington University in St. Louis
2021

National Institute of Diabetes and Digestive and Kidney Diseases
2007

Background: Skin infections with Gram-negative bacteria are sometimes challenging to treat, because these show multidrug resistance against commonly used antibiotics and patients bacterial infection overall have deteriorated in conditions many cases.Studies shown that epigallocatechin gallate (EGCG) green tea extracts (GTE) inhibit the growth of several Gram-positive species.Objective: The purpose this study was investigate minimum inhibitory concentrations (MICs) EGCG GTE Pseudomonas...

10.5021/ad.2014.26.5.564 article EN Annals of Dermatology 2014-01-01

Numerous nonsurgical but invasive cosmetic procedures are performed blindly in the dermis or subcutaneous fat layer of facial skin.

10.1111/srt.13426 article EN cc-by-nc-nd Skin Research and Technology 2023-07-26

The release of insufficient amounts insulin in the presence elevated blood glucose levels is one key features type 2 diabetes. Various lines evidence indicate that acetylcholine (ACh), major neurotransmitter parasympathetic nervous system, can enhance glucose-stimulated secretion from pancreatic beta-cells. Studies with isolated islets prepared whole body M(3) muscarinic ACh receptor knockout mice showed cholinergic amplification glucose-dependent exclusively mediated by subtype. To...

10.1111/j.1463-1326.2007.00781.x article EN Diabetes Obesity and Metabolism 2007-10-04

Chronic pruritus of unknown origin (CPUO) is a highly debilitating disease that lacks effective treatments. This study explores new therapeutic strategy with dupilumab.To examine whether patients CPUO demonstrate clinical response to dupilumab.This retrospective case series examining all who were treated dupilumab from March 2017 December 2019 at tertiary referral clinic Washington University School Medicine in St. Louis, MO. Numerical rating scale (NRS) itch score changes over time recorded...

10.1080/09546634.2021.1880542 article EN cc-by-nc-nd Journal of Dermatological Treatment 2021-01-28

Background: Pediatric alopecia areata (AA) can affect the quality of life (QoL) patients and their family members.Research on QoL burden members in pediatric AA is limited.Objective: This nationwide multicenter questionnaire study described with AA.Methods: enrolled between ages 5 18 years from March 1, 2017 to February 28, 2018.Enrolled parents completed modified Children's Dermatology Life Quality Index (CDLQI) Dermatitis Family Impact (mDFI).The disease severity was measured using...

10.5021/ad.21.202 article EN Annals of Dermatology 2022-01-01

Abstract Background Pigmented contact dermatitis (PCD), a rare variant of non‐eczematous dermatitis, is clinically characterized by sudden‐onset brown or grey pigmentation on the face and neck. It hypothesized to be caused repeated with low levels allergens. Objectives This study evaluated risk using hair dyes in patients PCD Korea. Methods A total 1033 1366 controls from 31 university hospitals were retrospectively recruited. We collected analysed data patient group, diagnosed through...

10.1111/jdv.19395 article EN Journal of the European Academy of Dermatology and Venereology 2023-08-02

Abstract Background Clinically, pilomatricoma offers potential for a wide spectrum of differential diagnoses. It typically occurs in pediatric patients with the head being most common location. A second peak clinical presentation adults at age 50–65 years, suggesting bimodal pattern occurrence. Objective To investigate and epidemiological features over 20 years old, as it is frequently misdiagnosed tumor. Methods This was retrospective study pilomatricomas surgically removed tertiary...

10.1111/ijd.13732 article EN International Journal of Dermatology 2017-09-11

Jeon, Jiehyun MD, PhD; Kim, Joo Ha MD; Baek, Yoo Sang Aeree Seo, Soo Hong Oh, Chil Hwan PhD Author Information

10.1097/dad.0000000000000012 article EN American Journal of Dermatopathology 2014-05-01

In 2006, the Korean Atopic Dermatitis Association (KADA) working group released diagnostic criteria for atopic dermatitis (AD). Recently, more simplified, and practical AD have been proposed. Based on updated experience, we studied to develop share a consensus in Koreans. For criteria, questionnaire was constructed by searching English-language literature MEDLINE Cochrane Database of Systematic Reviews. A modified Delphi method composed 3 rounds email questionnaires adopted process....

10.5021/ad.24.049 article EN Annals of Dermatology 2024-08-07

Periodic investigations into patterns of antimicrobial resistance can help to optimize the efficacy treatment and limit development resistance.The aim this study was update information on in Staphylococcus aureus isolated from skin infections South Korea.We retrospectively analyzed clinical vitro data for 965 S. isolates obtained during 2010-2013 a university hospital Korea.The rate oxacillin (methicillin-resistant [MRSA]) 47.4%. Similar rates erythromycin (45.6%), fusidic acid (44.0%),...

10.1111/ijd.13046 article EN International Journal of Dermatology 2016-02-19

Abstract Background Clear cell sarcoma (CCS) of soft tissue is a rare with melanocytic differentiation and shares morphologic, immunohistochemical, ultrastructural, molecular features malignant melanoma (MM). Because the prognosis CCS much different from MM, it important to distinguish each other by selective method. well‐recognized as having t(12;22)(q13;q12) translocation, on hand MM not. Therefore, detecting Ewing region 1 (ESWR1) gene rearrangement can serve crucial diagnostic...

10.1111/j.1365-4632.2011.05009.x article EN International Journal of Dermatology 2014-10-14

Trichorhinophalangeal syndrome type I (TRPS I) is an autosomal dominant malformation characterized by a triad of hair alteration, craniofacial and skeletal abnormalities. TRPS1 gene was first identified in 2000 mapped on chromosome 8q23.3. A 39-year-old female patient with short stature (149 cm) visited for fine sparse slow-growing receded medio-occipital hairline roughly triangular shape since infancy. typical pear-shaped nose elongated philtrum were noticeable. In addition, she reported...

10.4103/0378-6323.125515 article EN Indian Journal of Dermatology Venereology and Leprology 2014-01-01

Alopecia areata (AA) is a chronic disease with an unpredictable course and severe psychological impact.To provide evidence- consensus-based insights regarding the treatment of patients AA in Korea.We searched for relevant studies on topical device-based literature from inception until May 2021. Evidence-based recommendations were also prepared. The evidence each statement was graded classified according to strength recommendations. Hair experts Korean Research Society (KHRS) voted...

10.5021/ad.22.168 article EN Annals of Dermatology 2023-01-01

10.1016/j.jaad.2017.12.065 article EN Journal of the American Academy of Dermatology 2018-01-04

Sarcoidosis is a multisystem inflammatory disease of unknown aetiology. Skin involvement has been reported in 12%–27% patients with systemic disease, and scar sarcoidosis form developing previous cutaneous areas. Scars due to all kinds trauma, including surgery, vaccines, cosmetic tattoos, herpes zoster infection, have be associated sarcoidosis. Upper eyelid blepharoplasty mainstay aesthetic procedure surgical rejuvenation the orbital region. There relatively few on scar, considering many...

10.1177/2050313x18803991 article EN cc-by-nc SAGE Open Medical Case Reports 2018-01-01
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