1.Asparaginase-Associated Pancreatitis and Pancreatic Pseudocyst Managed with Endoscopic Cystogastrostomy in Adult Acute Lymphoblastic Leukemia
Gyewon PARK ; Eun Sun KIM ; Hyuk Soon CHOI ; Bora KEUM ; Yoon Tae JEEN ; Hoon Jai CHUN ; Hong Sik LEE ; Jae Min LEE
Korean Journal of Pancreas and Biliary Tract 2025;30(1):31-35
Anticancer treatment for acute lymphocytic leukemia is based on drugs such as methotrexate, 6-mercaptopurine, vincristine, and asparaginase. Asparaginase-related pancreatitis is known to have an incidence of up to 18%, and is a major cause of discontinuation of anticancer treatment for leukemia due to acute onset and chronic complications. There were various cases of treatment of peripancreatic fluid retention caused by anticancer drugs in leukemia patients. Use of lumen-apposing metal stents (LAMS) for walled-off necrosis (WON) drainage has recently increased. The electrocautery-enhanced delivery system allowed simpler and faster stent placement, streamlining the overall procedure and potentially reducing procedure time. Therefore, favorable outcomes have been reported with the use of LAMS for endoscopic drainage of various conditions. In this paper, we discuss a case in which hot-system LAMS was performed to treat L-asparaginase-induced acute pancreatitis and pancreatic pseudocyst in an adult patient with acute lymphoblastic leukemia.
2.Asparaginase-Associated Pancreatitis and Pancreatic Pseudocyst Managed with Endoscopic Cystogastrostomy in Adult Acute Lymphoblastic Leukemia
Gyewon PARK ; Eun Sun KIM ; Hyuk Soon CHOI ; Bora KEUM ; Yoon Tae JEEN ; Hoon Jai CHUN ; Hong Sik LEE ; Jae Min LEE
Korean Journal of Pancreas and Biliary Tract 2025;30(1):31-35
Anticancer treatment for acute lymphocytic leukemia is based on drugs such as methotrexate, 6-mercaptopurine, vincristine, and asparaginase. Asparaginase-related pancreatitis is known to have an incidence of up to 18%, and is a major cause of discontinuation of anticancer treatment for leukemia due to acute onset and chronic complications. There were various cases of treatment of peripancreatic fluid retention caused by anticancer drugs in leukemia patients. Use of lumen-apposing metal stents (LAMS) for walled-off necrosis (WON) drainage has recently increased. The electrocautery-enhanced delivery system allowed simpler and faster stent placement, streamlining the overall procedure and potentially reducing procedure time. Therefore, favorable outcomes have been reported with the use of LAMS for endoscopic drainage of various conditions. In this paper, we discuss a case in which hot-system LAMS was performed to treat L-asparaginase-induced acute pancreatitis and pancreatic pseudocyst in an adult patient with acute lymphoblastic leukemia.
3.Clinical evaluation and management of endometriosis: 2024 guideline for Korean patients from the Korean Society of Endometriosis
Hyun Joo LEE ; Sang-Hee YOON ; Jae Hoon LEE ; Youn-Jee CHUNG ; So Yun PARK ; Sung Woo KIM ; Yeon Hee HONG ; Sung Eun KIM ; Youjin KIM ; Sungwook CHUN ; Yong Jin NA
Obstetrics & Gynecology Science 2025;68(1):43-58
Endometriosis, a prevalent but debilitating condition affecting women, poses significant challenges in diagnosis and management. The current 2024 guideline, developed by the Korean Society of Endometriosis (KSE), builds upon the 2018 KSE guideline. This guideline aims to provide customized recommendations tailored to Korea’s unique clinical aspects and medical environment, and addresses key areas such as diagnosis, medical and surgical management, considerations for special populations, and its complex relationship with cancer.
4.Volumetric Analysis Using an Automatic Whole-Brain Segmentation as a Biomarker for Idiopathic Normal Pressure Hydrocephalus
Chun Geun LIM ; Sung Won YOUN ; Yu Sung YOON ; Jihoon HONG ; Hui Joong LEE
Investigative Magnetic Resonance Imaging 2025;29(1):42-50
Purpose:
This study evaluated volumetric analysis using automatic whole-brain segmentation as a potential tool to enhance diagnostic accuracy alongside traditional magnetic resonance imaging (MRI) markers in the diagnosis of idiopathic normal pressure hydrocephalus (INPH).
Materials and Methods:
Twenty-six patients diagnosed with INPH exhibited progressive symptoms, including gait dysfunction and cognitive impairment, confirmed by MRI evidence of enlarged ventricles and normal cerebrospinal fluid pressure. Automatic segmentation was performed on sagittal T1-weighted volumetric images using LesionQuant. Age- and sex-matched groups with Alzheimer’s disease (AD) and normal control (NC) groups were included. Multinomial logistic regression was applied to predict diagnoses (NC, INPH, or AD) based on volumetric parameters.
Results:
Compared to the AD and NC groups, enlarged inferior lateral ventricles were observed in the INPH group. The inferior lateral ventricle volume showed a positive linear correlation with the Evans’ index (R2 = 0.639) and a negative linear correlation with the callosal angle (R2 = 0.482). High classification accuracy was achieved, with 87.5% of NC cases, 88.5% of INPH cases, and 76% of AD cases correctly identified.
Conclusion
Automated volumetric markers appear valuable for diagnosing INPH and distinguishing it from other neurodegenerative diseases.
5.Asparaginase-Associated Pancreatitis and Pancreatic Pseudocyst Managed with Endoscopic Cystogastrostomy in Adult Acute Lymphoblastic Leukemia
Gyewon PARK ; Eun Sun KIM ; Hyuk Soon CHOI ; Bora KEUM ; Yoon Tae JEEN ; Hoon Jai CHUN ; Hong Sik LEE ; Jae Min LEE
Korean Journal of Pancreas and Biliary Tract 2025;30(1):31-35
Anticancer treatment for acute lymphocytic leukemia is based on drugs such as methotrexate, 6-mercaptopurine, vincristine, and asparaginase. Asparaginase-related pancreatitis is known to have an incidence of up to 18%, and is a major cause of discontinuation of anticancer treatment for leukemia due to acute onset and chronic complications. There were various cases of treatment of peripancreatic fluid retention caused by anticancer drugs in leukemia patients. Use of lumen-apposing metal stents (LAMS) for walled-off necrosis (WON) drainage has recently increased. The electrocautery-enhanced delivery system allowed simpler and faster stent placement, streamlining the overall procedure and potentially reducing procedure time. Therefore, favorable outcomes have been reported with the use of LAMS for endoscopic drainage of various conditions. In this paper, we discuss a case in which hot-system LAMS was performed to treat L-asparaginase-induced acute pancreatitis and pancreatic pseudocyst in an adult patient with acute lymphoblastic leukemia.
6.Clinical evaluation and management of endometriosis: 2024 guideline for Korean patients from the Korean Society of Endometriosis
Hyun Joo LEE ; Sang-Hee YOON ; Jae Hoon LEE ; Youn-Jee CHUNG ; So Yun PARK ; Sung Woo KIM ; Yeon Hee HONG ; Sung Eun KIM ; Youjin KIM ; Sungwook CHUN ; Yong Jin NA
Obstetrics & Gynecology Science 2025;68(1):43-58
Endometriosis, a prevalent but debilitating condition affecting women, poses significant challenges in diagnosis and management. The current 2024 guideline, developed by the Korean Society of Endometriosis (KSE), builds upon the 2018 KSE guideline. This guideline aims to provide customized recommendations tailored to Korea’s unique clinical aspects and medical environment, and addresses key areas such as diagnosis, medical and surgical management, considerations for special populations, and its complex relationship with cancer.
7.Clinical evaluation and management of endometriosis: 2024 guideline for Korean patients from the Korean Society of Endometriosis
Hyun Joo LEE ; Sang-Hee YOON ; Jae Hoon LEE ; Youn-Jee CHUNG ; So Yun PARK ; Sung Woo KIM ; Yeon Hee HONG ; Sung Eun KIM ; Youjin KIM ; Sungwook CHUN ; Yong Jin NA
Obstetrics & Gynecology Science 2025;68(1):43-58
Endometriosis, a prevalent but debilitating condition affecting women, poses significant challenges in diagnosis and management. The current 2024 guideline, developed by the Korean Society of Endometriosis (KSE), builds upon the 2018 KSE guideline. This guideline aims to provide customized recommendations tailored to Korea’s unique clinical aspects and medical environment, and addresses key areas such as diagnosis, medical and surgical management, considerations for special populations, and its complex relationship with cancer.
8.Volumetric Analysis Using an Automatic Whole-Brain Segmentation as a Biomarker for Idiopathic Normal Pressure Hydrocephalus
Chun Geun LIM ; Sung Won YOUN ; Yu Sung YOON ; Jihoon HONG ; Hui Joong LEE
Investigative Magnetic Resonance Imaging 2025;29(1):42-50
Purpose:
This study evaluated volumetric analysis using automatic whole-brain segmentation as a potential tool to enhance diagnostic accuracy alongside traditional magnetic resonance imaging (MRI) markers in the diagnosis of idiopathic normal pressure hydrocephalus (INPH).
Materials and Methods:
Twenty-six patients diagnosed with INPH exhibited progressive symptoms, including gait dysfunction and cognitive impairment, confirmed by MRI evidence of enlarged ventricles and normal cerebrospinal fluid pressure. Automatic segmentation was performed on sagittal T1-weighted volumetric images using LesionQuant. Age- and sex-matched groups with Alzheimer’s disease (AD) and normal control (NC) groups were included. Multinomial logistic regression was applied to predict diagnoses (NC, INPH, or AD) based on volumetric parameters.
Results:
Compared to the AD and NC groups, enlarged inferior lateral ventricles were observed in the INPH group. The inferior lateral ventricle volume showed a positive linear correlation with the Evans’ index (R2 = 0.639) and a negative linear correlation with the callosal angle (R2 = 0.482). High classification accuracy was achieved, with 87.5% of NC cases, 88.5% of INPH cases, and 76% of AD cases correctly identified.
Conclusion
Automated volumetric markers appear valuable for diagnosing INPH and distinguishing it from other neurodegenerative diseases.
9.Asparaginase-Associated Pancreatitis and Pancreatic Pseudocyst Managed with Endoscopic Cystogastrostomy in Adult Acute Lymphoblastic Leukemia
Gyewon PARK ; Eun Sun KIM ; Hyuk Soon CHOI ; Bora KEUM ; Yoon Tae JEEN ; Hoon Jai CHUN ; Hong Sik LEE ; Jae Min LEE
Korean Journal of Pancreas and Biliary Tract 2025;30(1):31-35
Anticancer treatment for acute lymphocytic leukemia is based on drugs such as methotrexate, 6-mercaptopurine, vincristine, and asparaginase. Asparaginase-related pancreatitis is known to have an incidence of up to 18%, and is a major cause of discontinuation of anticancer treatment for leukemia due to acute onset and chronic complications. There were various cases of treatment of peripancreatic fluid retention caused by anticancer drugs in leukemia patients. Use of lumen-apposing metal stents (LAMS) for walled-off necrosis (WON) drainage has recently increased. The electrocautery-enhanced delivery system allowed simpler and faster stent placement, streamlining the overall procedure and potentially reducing procedure time. Therefore, favorable outcomes have been reported with the use of LAMS for endoscopic drainage of various conditions. In this paper, we discuss a case in which hot-system LAMS was performed to treat L-asparaginase-induced acute pancreatitis and pancreatic pseudocyst in an adult patient with acute lymphoblastic leukemia.
10.Clinical evaluation and management of endometriosis: 2024 guideline for Korean patients from the Korean Society of Endometriosis
Hyun Joo LEE ; Sang-Hee YOON ; Jae Hoon LEE ; Youn-Jee CHUNG ; So Yun PARK ; Sung Woo KIM ; Yeon Hee HONG ; Sung Eun KIM ; Youjin KIM ; Sungwook CHUN ; Yong Jin NA
Obstetrics & Gynecology Science 2025;68(1):43-58
Endometriosis, a prevalent but debilitating condition affecting women, poses significant challenges in diagnosis and management. The current 2024 guideline, developed by the Korean Society of Endometriosis (KSE), builds upon the 2018 KSE guideline. This guideline aims to provide customized recommendations tailored to Korea’s unique clinical aspects and medical environment, and addresses key areas such as diagnosis, medical and surgical management, considerations for special populations, and its complex relationship with cancer.

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