1.Survey of the Actual Practices Used for Endoscopic Removal of Colon Polyps in Korea: A Comparison with the Current Guidelines
Jeongseok KIM ; Tae-Geun GWEON ; Min Seob KWAK ; Su Young KIM ; Seong Jung KIM ; Hyun Gun KIM ; Sung Noh HONG ; Eun Sun KIM ; Chang Mo MOON ; Dae Seong MYUNG ; Dong-Hoon BAEK ; Shin Ju OH ; Hyun Jung LEE ; Ji Young LEE ; Yunho JUNG ; Jaeyoung CHUN ; Dong-Hoon YANG ; Eun Ran KIM ; Intestinal Tumor Research Group of the Korean Association for the Study of Intestinal Diseases
Gut and Liver 2025;19(1):77-86
Background/Aims:
We investigated the clinical practice patterns of Korean endoscopists for the endoscopic resection of colorectal polyps.
Methods:
From September to November 2021, an online survey was conducted regarding the preferred resection methods for colorectal polyps, and responses were compared with the international guidelines.
Results:
Among 246 respondents, those with <4 years, 4–9 years, and ≥10 years of experiencein colonoscopy practices accounted for 25.6%, 34.1%, and 40.2% of endoscopists, respectively. The most preferred resection methods for non-pedunculated lesions were cold forceps polypectomy for ≤3 mm lesions (81.7%), cold snare polypectomy for 4–5 mm (61.0%) and 6–9 mm (43.5%) lesions, hot endoscopic mucosal resection (EMR) for 10–19 mm lesions (72.0%), precut EMR for 20–25 mm lesions (22.0%), and endoscopic submucosal dissection (ESD) for ≥26 mm lesions (29.3%). Hot EMR was favored for pedunculated lesions with a head size <20 mm and stalk size <10 mm (75.6%) and for those with a head size ≥20 mm or stalk size ≥10 mm (58.5%). For suspected superficial and deep submucosal lesions measuring 10–19 mm and ≥20 mm, ESD (26.0% and 38.6%) and surgery (36.6% and 46.3%) were preferred, respectively. The adherence rate to the guidelines ranged from 11.2% to 96.9%, depending on the size, shape, and histology of the lesions.
Conclusions
Adherence to the guidelines for endoscopic resection techniques varied depend-ing on the characteristics of colorectal polyps. Thus, an individualized approach is required to increase adherence to the guidelines.
2.Anterior Displacement of Lens-iris Diaphragm Associated with Vogt–Koyanagi–Harada Disease: A Case Report
Su Bong CHAE ; Dong Geun KIM ; Jung Lim KIM
Journal of the Korean Ophthalmological Society 2025;66(2):139-144
Purpose:
We present a case of anterior displacement of the lens-iris diaphragm associated with Vogt–Koyanagi–Harada (VKH) disease.Case summary: A 35-year-old woman presented with decreased vision in her right eye. Examination revealed corrected visual acuity of 0.6 in the right eye and 1.0 in the left eye. Intraocular pressure (IOP) was 14 and 16 mmHg in the right and left eye, respectively. Spherical equivalent (SE) was -17.25 D in the right eye and -9.75 D in the left eye. Slit lamp examination and three-dimensional anterior segment photography revealed anterior displacement of the lens-iris diaphragm in both eyes. Two days later, the left eye developed similar symptoms with an SE of -15.5 D. Fundus examination revealed serous retinal detachment and fluorescein fundus photography demonstrated focal leakage leading to the diagnosis of atypical VKH disease. The patient was treated with oral corticosteroids and her symptoms resolved after 3 weeks. The Final SE was -10.25 D in the right eye and -9.75 D in the left eye.
Conclusions
We suggest there is an association between atypical VKH and anterior lens-iris diaphragm displacement in the absence of elevated IOP; early myopic shift may be associated with this presentation. Therefore, patients with isolated lens-iris diaphragm displacement, particularly those without a history of medications should be monitored for the possibility of developing VKH disease.
3.Gynecologic oncology in 2024:breakthrough trials and evolving treatment strategies for cervical, uterine corpus, and ovarian cancers
Sung Jong LEE ; Ji Geun YOO ; Jin Hwi KIM ; Jeong-Yeol PARK ; Jung-Yun LEE ; Yoo-Young LEE ; Dong Hoon SUH
Journal of Gynecologic Oncology 2025;36(1):e72-
This review summarized the results of clinical trials in 2024 that were believed to have a significant impact on clinical practice in the field of gynecologic oncology. The SHAPE trial, INTERLACE and KEYNOTE-A18 trials, and BEATcc and COMPASSION-16 trials were included in early-stage, locally advanced, and recurrent/metastatic cervical cancer, respectively. For uterine corpus cancer, updated survival data of the four trials (NRG-GY018, RUBY, AtTEnd, DUO-E) for endometrial cancer and the first survival data of LMS-04 trial for leiomyosarcoma were described. For ovarian cancer, the final overall survival results of PRIMA study were followed by DUO-O, ATHENA-combo, and FIRST-ENGOT-OV44 trial in different disease conditions. Finally, the results of DESTINY-PanTumor02, a basket trial of trastuzumab deruxtecan, were briefly addressed.
4.Survey of the Actual Practices Used for Endoscopic Removal of Colon Polyps in Korea: A Comparison with the Current Guidelines
Jeongseok KIM ; Tae-Geun GWEON ; Min Seob KWAK ; Su Young KIM ; Seong Jung KIM ; Hyun Gun KIM ; Sung Noh HONG ; Eun Sun KIM ; Chang Mo MOON ; Dae Seong MYUNG ; Dong-Hoon BAEK ; Shin Ju OH ; Hyun Jung LEE ; Ji Young LEE ; Yunho JUNG ; Jaeyoung CHUN ; Dong-Hoon YANG ; Eun Ran KIM ; Intestinal Tumor Research Group of the Korean Association for the Study of Intestinal Diseases
Gut and Liver 2025;19(1):77-86
Background/Aims:
We investigated the clinical practice patterns of Korean endoscopists for the endoscopic resection of colorectal polyps.
Methods:
From September to November 2021, an online survey was conducted regarding the preferred resection methods for colorectal polyps, and responses were compared with the international guidelines.
Results:
Among 246 respondents, those with <4 years, 4–9 years, and ≥10 years of experiencein colonoscopy practices accounted for 25.6%, 34.1%, and 40.2% of endoscopists, respectively. The most preferred resection methods for non-pedunculated lesions were cold forceps polypectomy for ≤3 mm lesions (81.7%), cold snare polypectomy for 4–5 mm (61.0%) and 6–9 mm (43.5%) lesions, hot endoscopic mucosal resection (EMR) for 10–19 mm lesions (72.0%), precut EMR for 20–25 mm lesions (22.0%), and endoscopic submucosal dissection (ESD) for ≥26 mm lesions (29.3%). Hot EMR was favored for pedunculated lesions with a head size <20 mm and stalk size <10 mm (75.6%) and for those with a head size ≥20 mm or stalk size ≥10 mm (58.5%). For suspected superficial and deep submucosal lesions measuring 10–19 mm and ≥20 mm, ESD (26.0% and 38.6%) and surgery (36.6% and 46.3%) were preferred, respectively. The adherence rate to the guidelines ranged from 11.2% to 96.9%, depending on the size, shape, and histology of the lesions.
Conclusions
Adherence to the guidelines for endoscopic resection techniques varied depend-ing on the characteristics of colorectal polyps. Thus, an individualized approach is required to increase adherence to the guidelines.
5.Survey of the Actual Practices Used for Endoscopic Removal of Colon Polyps in Korea: A Comparison with the Current Guidelines
Jeongseok KIM ; Tae-Geun GWEON ; Min Seob KWAK ; Su Young KIM ; Seong Jung KIM ; Hyun Gun KIM ; Sung Noh HONG ; Eun Sun KIM ; Chang Mo MOON ; Dae Seong MYUNG ; Dong-Hoon BAEK ; Shin Ju OH ; Hyun Jung LEE ; Ji Young LEE ; Yunho JUNG ; Jaeyoung CHUN ; Dong-Hoon YANG ; Eun Ran KIM ; Intestinal Tumor Research Group of the Korean Association for the Study of Intestinal Diseases
Gut and Liver 2025;19(1):77-86
Background/Aims:
We investigated the clinical practice patterns of Korean endoscopists for the endoscopic resection of colorectal polyps.
Methods:
From September to November 2021, an online survey was conducted regarding the preferred resection methods for colorectal polyps, and responses were compared with the international guidelines.
Results:
Among 246 respondents, those with <4 years, 4–9 years, and ≥10 years of experiencein colonoscopy practices accounted for 25.6%, 34.1%, and 40.2% of endoscopists, respectively. The most preferred resection methods for non-pedunculated lesions were cold forceps polypectomy for ≤3 mm lesions (81.7%), cold snare polypectomy for 4–5 mm (61.0%) and 6–9 mm (43.5%) lesions, hot endoscopic mucosal resection (EMR) for 10–19 mm lesions (72.0%), precut EMR for 20–25 mm lesions (22.0%), and endoscopic submucosal dissection (ESD) for ≥26 mm lesions (29.3%). Hot EMR was favored for pedunculated lesions with a head size <20 mm and stalk size <10 mm (75.6%) and for those with a head size ≥20 mm or stalk size ≥10 mm (58.5%). For suspected superficial and deep submucosal lesions measuring 10–19 mm and ≥20 mm, ESD (26.0% and 38.6%) and surgery (36.6% and 46.3%) were preferred, respectively. The adherence rate to the guidelines ranged from 11.2% to 96.9%, depending on the size, shape, and histology of the lesions.
Conclusions
Adherence to the guidelines for endoscopic resection techniques varied depend-ing on the characteristics of colorectal polyps. Thus, an individualized approach is required to increase adherence to the guidelines.
6.Gynecologic oncology in 2024:breakthrough trials and evolving treatment strategies for cervical, uterine corpus, and ovarian cancers
Sung Jong LEE ; Ji Geun YOO ; Jin Hwi KIM ; Jeong-Yeol PARK ; Jung-Yun LEE ; Yoo-Young LEE ; Dong Hoon SUH
Journal of Gynecologic Oncology 2025;36(1):e72-
This review summarized the results of clinical trials in 2024 that were believed to have a significant impact on clinical practice in the field of gynecologic oncology. The SHAPE trial, INTERLACE and KEYNOTE-A18 trials, and BEATcc and COMPASSION-16 trials were included in early-stage, locally advanced, and recurrent/metastatic cervical cancer, respectively. For uterine corpus cancer, updated survival data of the four trials (NRG-GY018, RUBY, AtTEnd, DUO-E) for endometrial cancer and the first survival data of LMS-04 trial for leiomyosarcoma were described. For ovarian cancer, the final overall survival results of PRIMA study were followed by DUO-O, ATHENA-combo, and FIRST-ENGOT-OV44 trial in different disease conditions. Finally, the results of DESTINY-PanTumor02, a basket trial of trastuzumab deruxtecan, were briefly addressed.
7.Anterior Displacement of Lens-iris Diaphragm Associated with Vogt–Koyanagi–Harada Disease: A Case Report
Su Bong CHAE ; Dong Geun KIM ; Jung Lim KIM
Journal of the Korean Ophthalmological Society 2025;66(2):139-144
Purpose:
We present a case of anterior displacement of the lens-iris diaphragm associated with Vogt–Koyanagi–Harada (VKH) disease.Case summary: A 35-year-old woman presented with decreased vision in her right eye. Examination revealed corrected visual acuity of 0.6 in the right eye and 1.0 in the left eye. Intraocular pressure (IOP) was 14 and 16 mmHg in the right and left eye, respectively. Spherical equivalent (SE) was -17.25 D in the right eye and -9.75 D in the left eye. Slit lamp examination and three-dimensional anterior segment photography revealed anterior displacement of the lens-iris diaphragm in both eyes. Two days later, the left eye developed similar symptoms with an SE of -15.5 D. Fundus examination revealed serous retinal detachment and fluorescein fundus photography demonstrated focal leakage leading to the diagnosis of atypical VKH disease. The patient was treated with oral corticosteroids and her symptoms resolved after 3 weeks. The Final SE was -10.25 D in the right eye and -9.75 D in the left eye.
Conclusions
We suggest there is an association between atypical VKH and anterior lens-iris diaphragm displacement in the absence of elevated IOP; early myopic shift may be associated with this presentation. Therefore, patients with isolated lens-iris diaphragm displacement, particularly those without a history of medications should be monitored for the possibility of developing VKH disease.
8.Survey of the Actual Practices Used for Endoscopic Removal of Colon Polyps in Korea: A Comparison with the Current Guidelines
Jeongseok KIM ; Tae-Geun GWEON ; Min Seob KWAK ; Su Young KIM ; Seong Jung KIM ; Hyun Gun KIM ; Sung Noh HONG ; Eun Sun KIM ; Chang Mo MOON ; Dae Seong MYUNG ; Dong-Hoon BAEK ; Shin Ju OH ; Hyun Jung LEE ; Ji Young LEE ; Yunho JUNG ; Jaeyoung CHUN ; Dong-Hoon YANG ; Eun Ran KIM ; Intestinal Tumor Research Group of the Korean Association for the Study of Intestinal Diseases
Gut and Liver 2025;19(1):77-86
Background/Aims:
We investigated the clinical practice patterns of Korean endoscopists for the endoscopic resection of colorectal polyps.
Methods:
From September to November 2021, an online survey was conducted regarding the preferred resection methods for colorectal polyps, and responses were compared with the international guidelines.
Results:
Among 246 respondents, those with <4 years, 4–9 years, and ≥10 years of experiencein colonoscopy practices accounted for 25.6%, 34.1%, and 40.2% of endoscopists, respectively. The most preferred resection methods for non-pedunculated lesions were cold forceps polypectomy for ≤3 mm lesions (81.7%), cold snare polypectomy for 4–5 mm (61.0%) and 6–9 mm (43.5%) lesions, hot endoscopic mucosal resection (EMR) for 10–19 mm lesions (72.0%), precut EMR for 20–25 mm lesions (22.0%), and endoscopic submucosal dissection (ESD) for ≥26 mm lesions (29.3%). Hot EMR was favored for pedunculated lesions with a head size <20 mm and stalk size <10 mm (75.6%) and for those with a head size ≥20 mm or stalk size ≥10 mm (58.5%). For suspected superficial and deep submucosal lesions measuring 10–19 mm and ≥20 mm, ESD (26.0% and 38.6%) and surgery (36.6% and 46.3%) were preferred, respectively. The adherence rate to the guidelines ranged from 11.2% to 96.9%, depending on the size, shape, and histology of the lesions.
Conclusions
Adherence to the guidelines for endoscopic resection techniques varied depend-ing on the characteristics of colorectal polyps. Thus, an individualized approach is required to increase adherence to the guidelines.
9.Gynecologic oncology in 2024:breakthrough trials and evolving treatment strategies for cervical, uterine corpus, and ovarian cancers
Sung Jong LEE ; Ji Geun YOO ; Jin Hwi KIM ; Jeong-Yeol PARK ; Jung-Yun LEE ; Yoo-Young LEE ; Dong Hoon SUH
Journal of Gynecologic Oncology 2025;36(1):e72-
This review summarized the results of clinical trials in 2024 that were believed to have a significant impact on clinical practice in the field of gynecologic oncology. The SHAPE trial, INTERLACE and KEYNOTE-A18 trials, and BEATcc and COMPASSION-16 trials were included in early-stage, locally advanced, and recurrent/metastatic cervical cancer, respectively. For uterine corpus cancer, updated survival data of the four trials (NRG-GY018, RUBY, AtTEnd, DUO-E) for endometrial cancer and the first survival data of LMS-04 trial for leiomyosarcoma were described. For ovarian cancer, the final overall survival results of PRIMA study were followed by DUO-O, ATHENA-combo, and FIRST-ENGOT-OV44 trial in different disease conditions. Finally, the results of DESTINY-PanTumor02, a basket trial of trastuzumab deruxtecan, were briefly addressed.
10.Anterior Displacement of Lens-iris Diaphragm Associated with Vogt–Koyanagi–Harada Disease: A Case Report
Su Bong CHAE ; Dong Geun KIM ; Jung Lim KIM
Journal of the Korean Ophthalmological Society 2025;66(2):139-144
Purpose:
We present a case of anterior displacement of the lens-iris diaphragm associated with Vogt–Koyanagi–Harada (VKH) disease.Case summary: A 35-year-old woman presented with decreased vision in her right eye. Examination revealed corrected visual acuity of 0.6 in the right eye and 1.0 in the left eye. Intraocular pressure (IOP) was 14 and 16 mmHg in the right and left eye, respectively. Spherical equivalent (SE) was -17.25 D in the right eye and -9.75 D in the left eye. Slit lamp examination and three-dimensional anterior segment photography revealed anterior displacement of the lens-iris diaphragm in both eyes. Two days later, the left eye developed similar symptoms with an SE of -15.5 D. Fundus examination revealed serous retinal detachment and fluorescein fundus photography demonstrated focal leakage leading to the diagnosis of atypical VKH disease. The patient was treated with oral corticosteroids and her symptoms resolved after 3 weeks. The Final SE was -10.25 D in the right eye and -9.75 D in the left eye.
Conclusions
We suggest there is an association between atypical VKH and anterior lens-iris diaphragm displacement in the absence of elevated IOP; early myopic shift may be associated with this presentation. Therefore, patients with isolated lens-iris diaphragm displacement, particularly those without a history of medications should be monitored for the possibility of developing VKH disease.

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