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Dr. Jaehyun Jeon

Consultant Infectious Diseases

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Biography

Dr. Jaehyun Jeon is a highly skilled Consultant in Infectious Diseases with extensive experience in diagnosing, managing, and treating a broad range of complex infections. He has a strong background in antimicrobial stewardship, infection prevention and control, and the clinical management of emerging infectious diseases. Over the years, Dr. Jeon has played an instrumental role in developing hospital-based infection control protocols and has actively contributed to public health efforts during global health crises. His clinical approach combines the latest evidence-based practices with a patient-centered philosophy, ensuring both safety and optimal outcomes. Dr. Jeon is also committed to academic growth and collaborative research, often working alongside multidisciplinary teams to advance care standards in infectious disease management. 

Professional Profile.

  • 2015 Staff of the year in SKSH
  • 2022 Ministry of Health and Welfare Award for COVID-19 response
  • 2025 Winner of the Korean Federation of Science and Technology Society (KOFST) Award
  • Clinical presentation, viral shedding, and neutralizing antibody responses of mpox cases in South Korea: single-center experience. Journal of Clinical Virology. 2024 Aug 1;173:105692.
  • Severe mpox requiring colostomy in a patient with advanced HIV disease: a case report and literature review. Journal of Infection and Chemotherapy. 2024 Jun 25.
  • Genomic analysis of monkeypox virus during the 2023 epidemic in Korea. Journal of Korean Medical Science. 2024 May 5;39(18).
  • Magnitude and duration of serum neutralizing antibody titers induced by a third mRNA COVID-19 vaccination against Omicron BA.1 in older individuals. Infection & Chemotherapy. 2024 Mar;56(1):25.
  • Adverse reactions after intradermal vaccination with JYNNEOS for mpox in Korea. Journal of Korean Medical Science. 2024 Mar 3;39(8).
  • Propensity score-matched analysis for the safety and effectiveness of remdesivir in COVID-19 patients with renal impairment. BMC Infectious Diseases. 2024 Jan 2;24(1):3.
  • Changes in the intrinsic severity of severe acute respiratory syndrome coronavirus 2 according to emerging variants: a nationwide study from February 2020 to June 2022, including comparison with vaccinated populations. BMC Infectious Diseases. 2024 Jan 2;24(1):1.
  • Clinical features of mpox patients in Korea: a multicenter retrospective study. Journal of Korean Medical Science. 2024 Jan 1;39(4).
  • Risk factors for critical COVID-19 illness during Delta- and Omicron-predominant periods in Korea: using K-COV-N cohort in the National Health Insurance Service. PLoS ONE 19(3): e0300306. https://doi.org/10.1371/journal.pone.0300306
  • Changes in the intrinsic severity of severe acute respiratory syndrome coronavirus 2 according to emerging variants: a nationwide study from February 2020 to June 2022, including comparison with vaccinated populations. BMC Infect Dis 24, 1 (2024).
  • https://doi.org/10.1186/s12879-023-08869-7 Possibility of decreasing incidence of human immunodeficiency virus infection in Korea. Infection & Chemotherapy. 2023 Dec;55(4):451.
  • A case of human mpox with isolated perianal ulcer development in the convalescent phase. Infection & Chemotherapy. 2023 Mar;55(1):128.
  • Real-world effectiveness of nirmatrelvir-ritonavir and its acceptability in high-risk COVID-19 patients. Journal of Korean Medical Science. 2023 Sep 4;38(35).
  • Short-term effectiveness of oral nirmatrelvir/ritonavir against the SARS-CoV-2 Omicron variant and culture-positive viral shedding. JKMS, original article, 2023-02. https://doi.org/10.3346/jkms.2023.38.e59
  • Treatment options for patients with mild-to-moderate coronavirus disease 2019 in Korea. JKMS, review, 2022-12. https://doi.org/10.3346/jkms.2022.37.e352
  • Prognostic factors for pulmonary fibrosis following pneumonia in patients with COVID-19: a prospective study. Journal of Clinical Medicine, original article, 2022-10. https://doi.org/10.3390/jcm11195913
  • The association between greenness exposure and COVID-19 incidence in South Korea: an ecological study. Science of The Total Environment, original article, 2022-08. https://doi.org/10.1016/j.scitotenv.2022.154981
  • Suicide attempt-related emergency department visits among adolescents: a nationwide population-based study in Korea, 2016–2019. BMC Psychiatry, original article, 2022-06. https://doi.org/10.1186/s12888-022-04043-6
  • Booster BNT162b2 COVID-19 vaccination increases neutralizing antibody titers against the SARS-CoV-2 Omicron variant in both young and elderly adults. JKMS, original article, 2022-02. https://doi.org/10.3346/jkms.2022.37.e70
  • Clinical characteristics of 40 patients infected with the SARS-CoV-2 Omicron variant in Korea. JKMS, original article, 2022-01. https://doi.org/10.3346/jkms.2022.37.e352
  • The use of personal protective equipment among frontline nurses in a nationally designated COVID-19 hospital. Infection and Chemotherapy, original article, 2021-12. [DOI missing]
  • Risk factors for the delayed diagnosis of extrapulmonary TB. International Journal of Tuberculous Lung Disease, original article, 2021-03. https://doi.org/10.5588/ijtld.20.0788
  • Incidence and seasonality of respiratory viruses causing acute respiratory infections in the northern United Arab Emirates. J Med Virol., original article, 2019-8. 10.4103/abhs.abhs_16_22
  • Impact of antimicrobial treatment duration on outcome of Staphylococcus aureus bacteremia: a cohort study. Clin Microbiol Infect., original article, 2019-6. https://doi.org/10.1016/j.cmi.2018.09.018
  • The effect of incorporating simultaneous covert observation and overt observation into established hand hygiene promotion programs. Am J Infect Control., original article, 2019-5. https://doi.org/10.1016/j.ajic.2018.11.002
  • Population pharmacokinetic analysis of meropenem after intravenous infusion in Korean patients with acute infections. Clin Ther., original article, 2018-8. https://doi.org/10.3390/pharmaceutics13111861
  • Gender affects prognosis of methicillin-resistant Staphylococcus aureus bacteremia differently depending on the severity of underlying disease. Eur J Clin Microbiol Infect Dis., original article, 2018-5.
  • Bachelor of Medicine, Kyungpook National University, College of Medicine, Daegu, Korea, 1999
  • Master of Medical Immunology, Kyungpook National University, College of Medicine, Daegu, Korea, 2010
  • Doctor of Philosophy in Microbiology, Kyungpook National University, College of Medicine, Daegu, Korea, 2023
  • 22 years as an Internal Medicine Consultant (Diagnosis, Treatment, and Prevention of internal medical issues)
  • 16 years as an Infectious Disease Consultant (Diagnosis, Treatment, and Prevention of infectious diseases, including emerging and re-emerging diseases)
  • 16 years in HIV management
  • 16 years in Infection Control and Antibiotic Stewardship
  • 15 years specializing in Bone and Joint Infection
  • 10 years in Travel Medicine
  • 10 years as Ultrasound-Guided Vascular Access Team Leader
  • 15 years of Critical Care experience with invasive procedures (PICC, ECMO, central catheter insertion, bedside ultrasound, chest tube, PCD, invasive airway management) and nutrition
  • 9 years in Hematologic and Oncologic Infection, including transplantation infection
  • Response to transmissible diseases
  • Medical student education
  • Infectious disease education
  • Residency education, including invasive procedures
  • 2024–Present: Certified Member (CTH), International Society of Travel Medicine
  • 2021–Present: Member, Executive Committee of GFID (Government-wide R&D Fund for Infectious Disease Research)
  • 2021–Present: WHO Accredited Korea Disaster Relief Team
  • 2014–Present: Certified Member, Korean Society of Critical Care Medicine
  • 2010–Present: Member, Korean Society of Infectious Disease
  • Member, Korean Society of HIV/AIDS
  • 2007 – 2008: Fellowship in Infectious Disease, Seoul National University Hospital, Seoul, Korea — Consultant, Internal Medicine
  • 2014: Intensive Care, Medical ICU, Inje University Hospital, Haeundae Paik Hospital
  • 2023: Intensive Care, Trauma ICU, National Medical Center

  • 2015 Staff of the year in SKSH
  • 2022 Ministry of Health and Welfare Award for COVID-19 response
  • 2025 Winner of the Korean Federation of Science and Technology Society (KOFST) Award

  • Clinical presentation, viral shedding, and neutralizing antibody responses of mpox cases in South Korea: single-center experience. Journal of Clinical Virology. 2024 Aug 1;173:105692.
  • Severe mpox requiring colostomy in a patient with advanced HIV disease: a case report and literature review. Journal of Infection and Chemotherapy. 2024 Jun 25.
  • Genomic analysis of monkeypox virus during the 2023 epidemic in Korea. Journal of Korean Medical Science. 2024 May 5;39(18).
  • Magnitude and duration of serum neutralizing antibody titers induced by a third mRNA COVID-19 vaccination against Omicron BA.1 in older individuals. Infection & Chemotherapy. 2024 Mar;56(1):25.
  • Adverse reactions after intradermal vaccination with JYNNEOS for mpox in Korea. Journal of Korean Medical Science. 2024 Mar 3;39(8).
  • Propensity score-matched analysis for the safety and effectiveness of remdesivir in COVID-19 patients with renal impairment. BMC Infectious Diseases. 2024 Jan 2;24(1):3.
  • Changes in the intrinsic severity of severe acute respiratory syndrome coronavirus 2 according to emerging variants: a nationwide study from February 2020 to June 2022, including comparison with vaccinated populations. BMC Infectious Diseases. 2024 Jan 2;24(1):1.
  • Clinical features of mpox patients in Korea: a multicenter retrospective study. Journal of Korean Medical Science. 2024 Jan 1;39(4).
  • Risk factors for critical COVID-19 illness during Delta- and Omicron-predominant periods in Korea: using K-COV-N cohort in the National Health Insurance Service. PLoS ONE 19(3): e0300306. https://doi.org/10.1371/journal.pone.0300306
  • Changes in the intrinsic severity of severe acute respiratory syndrome coronavirus 2 according to emerging variants: a nationwide study from February 2020 to June 2022, including comparison with vaccinated populations. BMC Infect Dis 24, 1 (2024).
  • https://doi.org/10.1186/s12879-023-08869-7 Possibility of decreasing incidence of human immunodeficiency virus infection in Korea. Infection & Chemotherapy. 2023 Dec;55(4):451.
  • A case of human mpox with isolated perianal ulcer development in the convalescent phase. Infection & Chemotherapy. 2023 Mar;55(1):128.
  • Real-world effectiveness of nirmatrelvir-ritonavir and its acceptability in high-risk COVID-19 patients. Journal of Korean Medical Science. 2023 Sep 4;38(35).
  • Short-term effectiveness of oral nirmatrelvir/ritonavir against the SARS-CoV-2 Omicron variant and culture-positive viral shedding. JKMS, original article, 2023-02. https://doi.org/10.3346/jkms.2023.38.e59
  • Treatment options for patients with mild-to-moderate coronavirus disease 2019 in Korea. JKMS, review, 2022-12. https://doi.org/10.3346/jkms.2022.37.e352
  • Prognostic factors for pulmonary fibrosis following pneumonia in patients with COVID-19: a prospective study. Journal of Clinical Medicine, original article, 2022-10. https://doi.org/10.3390/jcm11195913
  • The association between greenness exposure and COVID-19 incidence in South Korea: an ecological study. Science of The Total Environment, original article, 2022-08. https://doi.org/10.1016/j.scitotenv.2022.154981
  • Suicide attempt-related emergency department visits among adolescents: a nationwide population-based study in Korea, 2016–2019. BMC Psychiatry, original article, 2022-06. https://doi.org/10.1186/s12888-022-04043-6
  • Booster BNT162b2 COVID-19 vaccination increases neutralizing antibody titers against the SARS-CoV-2 Omicron variant in both young and elderly adults. JKMS, original article, 2022-02. https://doi.org/10.3346/jkms.2022.37.e70
  • Clinical characteristics of 40 patients infected with the SARS-CoV-2 Omicron variant in Korea. JKMS, original article, 2022-01. https://doi.org/10.3346/jkms.2022.37.e352
  • The use of personal protective equipment among frontline nurses in a nationally designated COVID-19 hospital. Infection and Chemotherapy, original article, 2021-12. [DOI missing]
  • Risk factors for the delayed diagnosis of extrapulmonary TB. International Journal of Tuberculous Lung Disease, original article, 2021-03. https://doi.org/10.5588/ijtld.20.0788
  • Incidence and seasonality of respiratory viruses causing acute respiratory infections in the northern United Arab Emirates. J Med Virol., original article, 2019-8. 10.4103/abhs.abhs_16_22
  • Impact of antimicrobial treatment duration on outcome of Staphylococcus aureus bacteremia: a cohort study. Clin Microbiol Infect., original article, 2019-6. https://doi.org/10.1016/j.cmi.2018.09.018
  • The effect of incorporating simultaneous covert observation and overt observation into established hand hygiene promotion programs. Am J Infect Control., original article, 2019-5. https://doi.org/10.1016/j.ajic.2018.11.002
  • Population pharmacokinetic analysis of meropenem after intravenous infusion in Korean patients with acute infections. Clin Ther., original article, 2018-8. https://doi.org/10.3390/pharmaceutics13111861
  • Gender affects prognosis of methicillin-resistant Staphylococcus aureus bacteremia differently depending on the severity of underlying disease. Eur J Clin Microbiol Infect Dis., original article, 2018-5.

  • Bachelor of Medicine, Kyungpook National University, College of Medicine, Daegu, Korea, 1999
  • Master of Medical Immunology, Kyungpook National University, College of Medicine, Daegu, Korea, 2010
  • Doctor of Philosophy in Microbiology, Kyungpook National University, College of Medicine, Daegu, Korea, 2023

  • 22 years as an Internal Medicine Consultant (Diagnosis, Treatment, and Prevention of internal medical issues)
  • 16 years as an Infectious Disease Consultant (Diagnosis, Treatment, and Prevention of infectious diseases, including emerging and re-emerging diseases)
  • 16 years in HIV management
  • 16 years in Infection Control and Antibiotic Stewardship
  • 15 years specializing in Bone and Joint Infection
  • 10 years in Travel Medicine
  • 10 years as Ultrasound-Guided Vascular Access Team Leader
  • 15 years of Critical Care experience with invasive procedures (PICC, ECMO, central catheter insertion, bedside ultrasound, chest tube, PCD, invasive airway management) and nutrition
  • 9 years in Hematologic and Oncologic Infection, including transplantation infection
  • Response to transmissible diseases
  • Medical student education
  • Infectious disease education
  • Residency education, including invasive procedures

  • 2024–Present: Certified Member (CTH), International Society of Travel Medicine
  • 2021–Present: Member, Executive Committee of GFID (Government-wide R&D Fund for Infectious Disease Research)
  • 2021–Present: WHO Accredited Korea Disaster Relief Team
  • 2014–Present: Certified Member, Korean Society of Critical Care Medicine
  • 2010–Present: Member, Korean Society of Infectious Disease
  • Member, Korean Society of HIV/AIDS

  • 2007 – 2008: Fellowship in Infectious Disease, Seoul National University Hospital, Seoul, Korea — Consultant, Internal Medicine
  • 2014: Intensive Care, Medical ICU, Inje University Hospital, Haeundae Paik Hospital
  • 2023: Intensive Care, Trauma ICU, National Medical Center