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Hye-Ji Lim

Yonsei University · Medicine

About the Lab

Professor Hye-Ji Lim's research lab focuses on gastrointestinal and immune-mediated diseases, with a strong emphasis on pediatric inflammatory bowel disease (IBD), including Crohn’s disease. The lab investigates diagnostic modalities such as contrast-enhanced ultrasound (CEUS) for disease activity assessment and develops predictive models for disease relapse in children. It also explores the role of the gut mycobiome and systemic therapies like HV-TPE in managing IBD and related complications. Additionally, the lab examines neurological and systemic complications from pharmaceutical misuse, such as fentanyl patch abuse, highlighting its broader impact on patient health.

pediatric Crohn's diseasegut mycobiomeCEUS diagnosticsdisease relapse predictionimmune-mediated dermatosis

Research Overview

Papers
11
Total Citations
34
Papers (5y)
10
Primary Field
Medicine

Research Output Trend

Figures are computed from collected data and may differ slightly.

Publications per year (5y)
10total
2020
2022
2023
2024
2025
Citations per year (5y)
34total
20202022202320242025

Selected Papers

11
1
Article|17 citations·2024
Assessment of DNA extraction methods for human gut mycobiome analysis
Piyapat Rintarhat, Yong‐Joon Cho, Hong Koh, Sowon Park, Eun Joo Lee, Hyeji Lim, Jihye Noh, Dong‐Woo Lee, Won Hee Jung
SJR Q1Royal Society Open ScienceOA

The gut mycobiome plays an important role in the health and disease of the human gut, but its exact function is still under investigation. While there is a wealth of information available on the bacterial community of the human gut microbiome, research on the fungal community is still relatively limited. In particular, technical methodologies for mycobiome analysis, especially the DNA extraction method for human faecal samples, varied in different studies. In the current study, two commercial ki

Molecular BiologyBiochemistry, Genetics and Molecular Biology
2
Article|8 citations·2022
Effectiveness of High-Volume Therapeutic Plasma Exchange for Acute and Acute-on-Chronic Liver Failure in Korean Pediatric Patients
Hyeji Lim, Yunkoo Kang, Sowon Park, Hong Koh
SJR Q2Pediatric Gastroenterology Hepatology & NutritionOA

HV-TPE could remove accumulated toxins and improve coagulation. Therefore, we conclude that HV-TPE can be regarded as a representative bridging therapy before LT.

HepatologyMedicine
3
Article|3 citations·2020
Toxic Leukoencephalopathy by Accidental Oral Ingestion of an Infant’s Fentanyl Patch
Hyeji Lim, Hyunjoo Lee, Young‐Mock Lee
SJR Q3Annals of Child NeurologyOA

The misuse and abuse of fentanyl patches for chronic pain have been frequently reported. Such reports show side effects ranging from asymptomatic to death However, there are no reports on brain and neurological damages resulting from oral ingestion of such patches. Thus, we would like to report on this subject.

Cellular and Molecular NeuroscienceNeuroscience
4
Article|3 citations·2023
Contrast-Enhanced Ultrasonography for the Evaluation of Crohn’s Disease in Pediatric Patients
Haesung Yoon, Jisoo Kim, Hyun Ji Lim, Mi‐Jung Lee, Hyeji Lim, Jihye Noh, Sowon Park
SJR Q2Journal of Korean Medical ScienceOA

CEUS can be a safe and specific diagnostic modality for Crohn's disease activity in children. Among quantitative CEUS parameters, the mean gradient to the peak value could be used to differentiate active and inactive Crohn's disease.

GeneticsBiochemistry, Genetics and Molecular Biology
5
Article|2 citations·2024
Development of Time-Aggregated Machine Learning Model for Relapse Prediction in Pediatric Crohn's Disease
Sooyoung Jang, Junlei Yu, Sowon Park, Hyeji Lim, Hong Koh, Yu Rang Park
SJR Q1Clinical and Translational GastroenterologyOA

INTRODUCTION: Pediatric Crohn's disease (CD) easily progresses to an active disease compared with adult CD, making it important to predict and minimize CD relapses. However, prediction of relapse at various time points (TPs) during pediatric CD remains understudied. We aimed to develop a real-time aggregated model to predict pediatric CD relapse in different TPs and time windows (TWs). METHODS: This retrospective study was conducted on children diagnosed with CD between 2015 and 2022 at Severanc

GeneticsBiochemistry, Genetics and Molecular Biology
6
Article|1 citations·2023
Ulcerative Colitis Diagnosed through Evaluation of Underlying Diseases in a Pyoderma Gangrenosum Adolescent without Gastrointestinal Symptoms
Il Joo Kwon, Jung Won Park, Sowon Park, Hyeji Lim, Jaeeun Yu, Sang Ho Oh
SJR Q3Annals of DermatologyOA

Pyoderma gangrenosum (PG) is a rare, non-infectious, neutrophilic dermatosis characterized by painful ulcers with indistinct borders and peripheral erythema. The diagnosis of PG requires the exclusion of other causes of similar appearing skin manifestations, including vasculitis and infections. The pathogenesis of PG is not clear; however, dysregulation of the immune system has been suggested in previous studies. More than half of the PG patients have underlying diseases; the most common being i

EpidemiologyMedicine
7
Article|0 citations·2023
Confirmation of predictable prognosis with intrapatient variability and identification of the best intrapatient variability indicators
Hyeji Lim, Hong Koh
Korean Journal of TransplantationOA

Background: Liver transplantation (LT) is a life-saving treatment in patients with end-stage liver disease and immunosuppressants are needed to prevent immunologic adverse events. Intrapatient variability (IPV) of tacrolimus (TAC) levels is associated with poor outcomes. We aimed to investigate outcomes related to TAC IPV and find good indicators that represent IPV in pediatric patients. Methods: From 2000 to 2022, pediatric LT cases were collected at Severance Hospital. Excluding retransplantat

Cardiology and Cardiovascular MedicineMedicine
8
Article|0 citations·1990
Value of supine cross-table lateral radiograph of abdomen in detection of ileocolic intussusception
E J Ham, Hyeji Lim, Y K Kim, K W Lee, I W Choo, Sohi Bae
Journal of the Korean Radiological Society
SurgeryMedicine
9
other|0 citations·2024
Multimodal weakly supervised multiple instance learning model for prediction of remission failure in pediatric Crohn’s disease
Sooyoung Jang, Min Kyoon Yoo, Eun Joo Lee, Sowon Park, Hyeji Lim, JaeSeong Hong, Jong Hyun Kim, Bo Kyu Choi, Hong Koh, Yu Rang Park
Faculty of 1000 Research LtdOA
10
Article|0 citations·2022
Significance of Follow-Up Ultrasonography 24 Hours Post-Reduction in Detecting Intussusception Recurrence
Sujin Kim, Hyeji Lim, Sowon Park, Hong Koh
SJR Q2Pediatric Gastroenterology Hepatology & NutritionOA

Twenty-four-hour follow-up US was shown to be valuable for detecting early recurrence of intussusception.

SurgeryMedicine
11
Article|0 citations·2025
Validation of the Korean Version of a Knowledge Assessment Tool for Children With Inflammatory Bowel Disease
Sowon Park, Jihye Noh, C S Kim, Hyeji Lim, Eun Joo Lee, Hong Koh, Andrew S. Day, Angharad Vernon‐Roberts
SJR Q2Journal of Korean Medical ScienceOA

Background: Inflammatory bowel disease (IBD) is a chronic, relapsing disease of the intestine, with approximately 5-14% of patients diagnosed during childhood.Previous studies have shown that knowledge of IBD is associated with treatment adherence, highlighting that assessment of disease knowledge is an important component of ongoing management.The Inflammatory Bowel Disease Knowledge Inventory Device 2 (IBD-KID2) is a validated English-language knowledge assessment tool for children with IBD, b

GeneticsBiochemistry, Genetics and Molecular Biology

Research Areas

GeneticsSurgeryMolecular BiologyHepatologyCellular and Molecular NeuroscienceEpidemiology

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