1.Endoscopic features of cytomegalovirus disease of the upper gastrointestinal tract between transplant and non-transplant patients
Yuri KIM ; Do Hoon KIM ; Myeongsook SEO ; Hee Kyong NA ; Kee Wook JUNG ; Ji Yong AHN ; Jeong Hoon LEE ; Kee Don CHOI ; Ho June SONG ; Gin Hyug LEE ; Hwoon-Yong JUNG
The Korean Journal of Internal Medicine 2025;40(3):394-403
Background/Aims:
Cytomegalovirus (CMV) disease in the upper gastrointestinal (UGI) tract frequently occurs in immunocompromised patients. However, data regarding UGI CMV disease in non-transplant patients compared with those in transplant recipients are limited. Therefore, we compared the clinical characteristics, endoscopic findings, and outcomes of UGI CMV disease in non-transplant patients with those in transplant recipients.
Methods:
We reviewed the medical records of patients diagnosed with UGI CMV disease between May 1999 and January 2022. UGI CMV disease was defined as symptoms or signs of gastrointestinal disease with typical findings of CMV inclusion body and positive immunochemistry stain or CMV polymerase chain reaction from the endoscopic biopsy specimen.
Results:
Among the 219 eligible patients, 132 (60.3%) were transplant patients. Age, male sex, and Charlson Comorbidity Index were significantly higher in the non-transplant group than in the transplant group. The most common symptoms were pain and odynophagia (43.8%). Transplant recipients more frequently experienced UGI CMV disease in the stomach than non-transplant patients, typically presenting as erosions or mucosal hyperemia. However, non-transplant patients more commonly experienced UGI CMV disease in the esophagus than transplant recipients, typically presenting as ulcers. The transplant group had a significantly higher clinical response than the non-transplant group.
Conclusions
UGI CMV disease in transplant patients can be present in the stomach in various forms, including ulcers or erosions. In transplant patients suspected of UGI CMV disease, conducting an esophagogastroduodenoscopy with tissue biopsy in any area where even the slightest mucosal abnormality is observed is essential to facilitate a prompt diagnosis.
2.Endoscopic features of cytomegalovirus disease of the upper gastrointestinal tract between transplant and non-transplant patients
Yuri KIM ; Do Hoon KIM ; Myeongsook SEO ; Hee Kyong NA ; Kee Wook JUNG ; Ji Yong AHN ; Jeong Hoon LEE ; Kee Don CHOI ; Ho June SONG ; Gin Hyug LEE ; Hwoon-Yong JUNG
The Korean Journal of Internal Medicine 2025;40(3):394-403
Background/Aims:
Cytomegalovirus (CMV) disease in the upper gastrointestinal (UGI) tract frequently occurs in immunocompromised patients. However, data regarding UGI CMV disease in non-transplant patients compared with those in transplant recipients are limited. Therefore, we compared the clinical characteristics, endoscopic findings, and outcomes of UGI CMV disease in non-transplant patients with those in transplant recipients.
Methods:
We reviewed the medical records of patients diagnosed with UGI CMV disease between May 1999 and January 2022. UGI CMV disease was defined as symptoms or signs of gastrointestinal disease with typical findings of CMV inclusion body and positive immunochemistry stain or CMV polymerase chain reaction from the endoscopic biopsy specimen.
Results:
Among the 219 eligible patients, 132 (60.3%) were transplant patients. Age, male sex, and Charlson Comorbidity Index were significantly higher in the non-transplant group than in the transplant group. The most common symptoms were pain and odynophagia (43.8%). Transplant recipients more frequently experienced UGI CMV disease in the stomach than non-transplant patients, typically presenting as erosions or mucosal hyperemia. However, non-transplant patients more commonly experienced UGI CMV disease in the esophagus than transplant recipients, typically presenting as ulcers. The transplant group had a significantly higher clinical response than the non-transplant group.
Conclusions
UGI CMV disease in transplant patients can be present in the stomach in various forms, including ulcers or erosions. In transplant patients suspected of UGI CMV disease, conducting an esophagogastroduodenoscopy with tissue biopsy in any area where even the slightest mucosal abnormality is observed is essential to facilitate a prompt diagnosis.
3.Endoscopic features of cytomegalovirus disease of the upper gastrointestinal tract between transplant and non-transplant patients
Yuri KIM ; Do Hoon KIM ; Myeongsook SEO ; Hee Kyong NA ; Kee Wook JUNG ; Ji Yong AHN ; Jeong Hoon LEE ; Kee Don CHOI ; Ho June SONG ; Gin Hyug LEE ; Hwoon-Yong JUNG
The Korean Journal of Internal Medicine 2025;40(3):394-403
Background/Aims:
Cytomegalovirus (CMV) disease in the upper gastrointestinal (UGI) tract frequently occurs in immunocompromised patients. However, data regarding UGI CMV disease in non-transplant patients compared with those in transplant recipients are limited. Therefore, we compared the clinical characteristics, endoscopic findings, and outcomes of UGI CMV disease in non-transplant patients with those in transplant recipients.
Methods:
We reviewed the medical records of patients diagnosed with UGI CMV disease between May 1999 and January 2022. UGI CMV disease was defined as symptoms or signs of gastrointestinal disease with typical findings of CMV inclusion body and positive immunochemistry stain or CMV polymerase chain reaction from the endoscopic biopsy specimen.
Results:
Among the 219 eligible patients, 132 (60.3%) were transplant patients. Age, male sex, and Charlson Comorbidity Index were significantly higher in the non-transplant group than in the transplant group. The most common symptoms were pain and odynophagia (43.8%). Transplant recipients more frequently experienced UGI CMV disease in the stomach than non-transplant patients, typically presenting as erosions or mucosal hyperemia. However, non-transplant patients more commonly experienced UGI CMV disease in the esophagus than transplant recipients, typically presenting as ulcers. The transplant group had a significantly higher clinical response than the non-transplant group.
Conclusions
UGI CMV disease in transplant patients can be present in the stomach in various forms, including ulcers or erosions. In transplant patients suspected of UGI CMV disease, conducting an esophagogastroduodenoscopy with tissue biopsy in any area where even the slightest mucosal abnormality is observed is essential to facilitate a prompt diagnosis.
4.Dental Treatments under General Anesthesia at the Pediatric Dentistry of Pusan National University Dental Hospital from 2014 to 2023
Yuri JEONG ; Jonghyun SHIN ; Soyoung PARK ; Taesung JEONG ; Eungyung LEE
Journal of Korean Academy of Pediatric Dentistry 2025;52(1):35-45
This study analyzed dental treatments under general anesthesia at the Department of Pediatric Dentistry of Pusan National University Dental Hospital from 2014 to 2023. The study results indicated an increased use of general anesthesia, primarily for younger patients, highlighting the increasing need for specialized healthcare professionals in pediatric dentistry. The study population predominantly consisted of male patients and those residing in Gyeongsangnam-do province. The most common treatment for dental caries was restorative, followed by surgical procedures and orthodontic interventions. The number of surgical procedures abruptly increased after 2020. However, pulp treatments and restorations using stainless steel or zirconia crowns decreased over time, with increased resin restorations. Individuals with disabilities more frequently undergo repeat dental procedures under general anesthesia, indicating potential barriers to access for this population. This study emphasizes the need for comprehensive and equitable dental care for all individuals, particularly those with disabilities. Future research should focus on expanding the scope of the analysis to include multiple institutions and exploring long-term outcomes of patients receiving dental treatment under general anesthesia to inform policy development and best practices in pediatric dentistry.
5.Dental Treatments under General Anesthesia at the Pediatric Dentistry of Pusan National University Dental Hospital from 2014 to 2023
Yuri JEONG ; Jonghyun SHIN ; Soyoung PARK ; Taesung JEONG ; Eungyung LEE
Journal of Korean Academy of Pediatric Dentistry 2025;52(1):35-45
This study analyzed dental treatments under general anesthesia at the Department of Pediatric Dentistry of Pusan National University Dental Hospital from 2014 to 2023. The study results indicated an increased use of general anesthesia, primarily for younger patients, highlighting the increasing need for specialized healthcare professionals in pediatric dentistry. The study population predominantly consisted of male patients and those residing in Gyeongsangnam-do province. The most common treatment for dental caries was restorative, followed by surgical procedures and orthodontic interventions. The number of surgical procedures abruptly increased after 2020. However, pulp treatments and restorations using stainless steel or zirconia crowns decreased over time, with increased resin restorations. Individuals with disabilities more frequently undergo repeat dental procedures under general anesthesia, indicating potential barriers to access for this population. This study emphasizes the need for comprehensive and equitable dental care for all individuals, particularly those with disabilities. Future research should focus on expanding the scope of the analysis to include multiple institutions and exploring long-term outcomes of patients receiving dental treatment under general anesthesia to inform policy development and best practices in pediatric dentistry.
6.Endoscopic features of cytomegalovirus disease of the upper gastrointestinal tract between transplant and non-transplant patients
Yuri KIM ; Do Hoon KIM ; Myeongsook SEO ; Hee Kyong NA ; Kee Wook JUNG ; Ji Yong AHN ; Jeong Hoon LEE ; Kee Don CHOI ; Ho June SONG ; Gin Hyug LEE ; Hwoon-Yong JUNG
The Korean Journal of Internal Medicine 2025;40(3):394-403
Background/Aims:
Cytomegalovirus (CMV) disease in the upper gastrointestinal (UGI) tract frequently occurs in immunocompromised patients. However, data regarding UGI CMV disease in non-transplant patients compared with those in transplant recipients are limited. Therefore, we compared the clinical characteristics, endoscopic findings, and outcomes of UGI CMV disease in non-transplant patients with those in transplant recipients.
Methods:
We reviewed the medical records of patients diagnosed with UGI CMV disease between May 1999 and January 2022. UGI CMV disease was defined as symptoms or signs of gastrointestinal disease with typical findings of CMV inclusion body and positive immunochemistry stain or CMV polymerase chain reaction from the endoscopic biopsy specimen.
Results:
Among the 219 eligible patients, 132 (60.3%) were transplant patients. Age, male sex, and Charlson Comorbidity Index were significantly higher in the non-transplant group than in the transplant group. The most common symptoms were pain and odynophagia (43.8%). Transplant recipients more frequently experienced UGI CMV disease in the stomach than non-transplant patients, typically presenting as erosions or mucosal hyperemia. However, non-transplant patients more commonly experienced UGI CMV disease in the esophagus than transplant recipients, typically presenting as ulcers. The transplant group had a significantly higher clinical response than the non-transplant group.
Conclusions
UGI CMV disease in transplant patients can be present in the stomach in various forms, including ulcers or erosions. In transplant patients suspected of UGI CMV disease, conducting an esophagogastroduodenoscopy with tissue biopsy in any area where even the slightest mucosal abnormality is observed is essential to facilitate a prompt diagnosis.
7.Dental Treatments under General Anesthesia at the Pediatric Dentistry of Pusan National University Dental Hospital from 2014 to 2023
Yuri JEONG ; Jonghyun SHIN ; Soyoung PARK ; Taesung JEONG ; Eungyung LEE
Journal of Korean Academy of Pediatric Dentistry 2025;52(1):35-45
This study analyzed dental treatments under general anesthesia at the Department of Pediatric Dentistry of Pusan National University Dental Hospital from 2014 to 2023. The study results indicated an increased use of general anesthesia, primarily for younger patients, highlighting the increasing need for specialized healthcare professionals in pediatric dentistry. The study population predominantly consisted of male patients and those residing in Gyeongsangnam-do province. The most common treatment for dental caries was restorative, followed by surgical procedures and orthodontic interventions. The number of surgical procedures abruptly increased after 2020. However, pulp treatments and restorations using stainless steel or zirconia crowns decreased over time, with increased resin restorations. Individuals with disabilities more frequently undergo repeat dental procedures under general anesthesia, indicating potential barriers to access for this population. This study emphasizes the need for comprehensive and equitable dental care for all individuals, particularly those with disabilities. Future research should focus on expanding the scope of the analysis to include multiple institutions and exploring long-term outcomes of patients receiving dental treatment under general anesthesia to inform policy development and best practices in pediatric dentistry.
8.Endoscopic features of cytomegalovirus disease of the upper gastrointestinal tract between transplant and non-transplant patients
Yuri KIM ; Do Hoon KIM ; Myeongsook SEO ; Hee Kyong NA ; Kee Wook JUNG ; Ji Yong AHN ; Jeong Hoon LEE ; Kee Don CHOI ; Ho June SONG ; Gin Hyug LEE ; Hwoon-Yong JUNG
The Korean Journal of Internal Medicine 2025;40(3):394-403
Background/Aims:
Cytomegalovirus (CMV) disease in the upper gastrointestinal (UGI) tract frequently occurs in immunocompromised patients. However, data regarding UGI CMV disease in non-transplant patients compared with those in transplant recipients are limited. Therefore, we compared the clinical characteristics, endoscopic findings, and outcomes of UGI CMV disease in non-transplant patients with those in transplant recipients.
Methods:
We reviewed the medical records of patients diagnosed with UGI CMV disease between May 1999 and January 2022. UGI CMV disease was defined as symptoms or signs of gastrointestinal disease with typical findings of CMV inclusion body and positive immunochemistry stain or CMV polymerase chain reaction from the endoscopic biopsy specimen.
Results:
Among the 219 eligible patients, 132 (60.3%) were transplant patients. Age, male sex, and Charlson Comorbidity Index were significantly higher in the non-transplant group than in the transplant group. The most common symptoms were pain and odynophagia (43.8%). Transplant recipients more frequently experienced UGI CMV disease in the stomach than non-transplant patients, typically presenting as erosions or mucosal hyperemia. However, non-transplant patients more commonly experienced UGI CMV disease in the esophagus than transplant recipients, typically presenting as ulcers. The transplant group had a significantly higher clinical response than the non-transplant group.
Conclusions
UGI CMV disease in transplant patients can be present in the stomach in various forms, including ulcers or erosions. In transplant patients suspected of UGI CMV disease, conducting an esophagogastroduodenoscopy with tissue biopsy in any area where even the slightest mucosal abnormality is observed is essential to facilitate a prompt diagnosis.
9.Clinical Performance Evaluation of the Ag Test for Detecting SARS-CoV-2 and Influenza A/B Viruses Using Nasopharyngeal Swabs
Myoung-Schook YOOU ; Ji Hun JEONG ; Eun-Hye CHOI ; Yuri KIM ; Chunhwa IHM
Journal of Laboratory Medicine and Quality Assurance 2024;46(4):208-213
Background:
Rapid antigen tests (RATs) are widely used in clinical settings, aiding in the prevention of infectious diseases. However, there is a lack of research on the performance of RATs that can simultaneously diagnose severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and Influenza A/B viruses. In this study, we aimed to evaluate the performance of a newly developed RAT that can detect all three pathogens at once, to assess its potential for clinical application.
Methods:
Clinical performance testing was conducted using 436 nasopharyngeal swab samples collected from patients with suspected respiratory infections. The newly developed RAT was compared with realtime reverse transcription-polymerase chain reaction (rRT-PCR) results to evaluate clinical sensitivity and specificity. Additionally, concordance with two previously approved products was assessed.
Results:
For patients who tested positive with rRT-PCR, the detection sensitivity of the newly developed INCLIX TRF COVID-19 & Flu A/B Ag test was 90.91% for SARS-CoV-2, 97.75% for Influenza A, and 93.00% for Influenza B, with a specificity of 100% for all three pathogens. In the concordance assessment with the existing RATs, the agreement was 99.76% (κ=0.9922) for SARS-CoV-2, 99.76% (κ=0.9927) for Influenza A, and 99.76% (κ=0.9930) for Influenza B. Compared to the existing RATs, all showed a concordance with κ >0.8.
Conclusions
The INCLIX TRF COVID-19 & Flu A/B Ag test efficiently detected antigens of SARS-CoV-2 and Influenza A/B viruses simultaneously within a short testing time of 15 minutes. Therefore, this test method, with its high sensitivity and specificity, will be highly useful for diagnosing viral infections in clinical settings.
10.Clinical Performance Evaluation of the Ag Test for Detecting SARS-CoV-2 and Influenza A/B Viruses Using Nasopharyngeal Swabs
Myoung-Schook YOOU ; Ji Hun JEONG ; Eun-Hye CHOI ; Yuri KIM ; Chunhwa IHM
Journal of Laboratory Medicine and Quality Assurance 2024;46(4):208-213
Background:
Rapid antigen tests (RATs) are widely used in clinical settings, aiding in the prevention of infectious diseases. However, there is a lack of research on the performance of RATs that can simultaneously diagnose severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and Influenza A/B viruses. In this study, we aimed to evaluate the performance of a newly developed RAT that can detect all three pathogens at once, to assess its potential for clinical application.
Methods:
Clinical performance testing was conducted using 436 nasopharyngeal swab samples collected from patients with suspected respiratory infections. The newly developed RAT was compared with realtime reverse transcription-polymerase chain reaction (rRT-PCR) results to evaluate clinical sensitivity and specificity. Additionally, concordance with two previously approved products was assessed.
Results:
For patients who tested positive with rRT-PCR, the detection sensitivity of the newly developed INCLIX TRF COVID-19 & Flu A/B Ag test was 90.91% for SARS-CoV-2, 97.75% for Influenza A, and 93.00% for Influenza B, with a specificity of 100% for all three pathogens. In the concordance assessment with the existing RATs, the agreement was 99.76% (κ=0.9922) for SARS-CoV-2, 99.76% (κ=0.9927) for Influenza A, and 99.76% (κ=0.9930) for Influenza B. Compared to the existing RATs, all showed a concordance with κ >0.8.
Conclusions
The INCLIX TRF COVID-19 & Flu A/B Ag test efficiently detected antigens of SARS-CoV-2 and Influenza A/B viruses simultaneously within a short testing time of 15 minutes. Therefore, this test method, with its high sensitivity and specificity, will be highly useful for diagnosing viral infections in clinical settings.

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