1.Clinical and cytologic finding of mesothelioma in situ with hemorrhagic malignant pleural effusion in a dog
Donghyun HAN ; Youngmin CHOI ; Dong-In JUNG
Journal of Biomedical and Translational Research 2024;25(4):221-231
A 17-year-old spayed female Shih Tzu dog, weighing 5.0 kg, presented with frequent coughing and respiratory distress. Blood tests revealed mild thrombocytosis, and thoracic ultra-sonography and radiography confirmed a significant amount of pleural effusion. However,the thoracic radiographs showed no radiopaque nodules or interstitial patterns indicative ofthoracic tumors. Thoracentesis was performed to relieve effusion-induced thoracic pressure, yielding a hemorrhagic serosanguinous pleural fluid. The cytological analysis of this fluid re-vealed mesothelial cells, supporting the clinical diagnosis of mesothelioma in situ. To address the patient’s clinical symptoms, an aggressive management approach was implemented withchest tube placement to address recurrent pleural effusion after initial thoracentesis. Duringtreatment, the patient exhibited stable health and adapted well to daily life. To the best of our knowledge, this is the first reported case of mesothelioma in situ with hemorrhagic malignant pleural effusion in South Korea. Using a chest tube as an aggressive treatment successfullyalleviated dyspnea symptoms and provided symptomatic relief in a patient with mesothelioma in situ.
2.Clinical and cytologic finding of mesothelioma in situ with hemorrhagic malignant pleural effusion in a dog
Donghyun HAN ; Youngmin CHOI ; Dong-In JUNG
Journal of Biomedical and Translational Research 2024;25(4):221-231
A 17-year-old spayed female Shih Tzu dog, weighing 5.0 kg, presented with frequent coughing and respiratory distress. Blood tests revealed mild thrombocytosis, and thoracic ultra-sonography and radiography confirmed a significant amount of pleural effusion. However,the thoracic radiographs showed no radiopaque nodules or interstitial patterns indicative ofthoracic tumors. Thoracentesis was performed to relieve effusion-induced thoracic pressure, yielding a hemorrhagic serosanguinous pleural fluid. The cytological analysis of this fluid re-vealed mesothelial cells, supporting the clinical diagnosis of mesothelioma in situ. To address the patient’s clinical symptoms, an aggressive management approach was implemented withchest tube placement to address recurrent pleural effusion after initial thoracentesis. Duringtreatment, the patient exhibited stable health and adapted well to daily life. To the best of our knowledge, this is the first reported case of mesothelioma in situ with hemorrhagic malignant pleural effusion in South Korea. Using a chest tube as an aggressive treatment successfullyalleviated dyspnea symptoms and provided symptomatic relief in a patient with mesothelioma in situ.
3.Clinical and cytologic finding of mesothelioma in situ with hemorrhagic malignant pleural effusion in a dog
Donghyun HAN ; Youngmin CHOI ; Dong-In JUNG
Journal of Biomedical and Translational Research 2024;25(4):221-231
A 17-year-old spayed female Shih Tzu dog, weighing 5.0 kg, presented with frequent coughing and respiratory distress. Blood tests revealed mild thrombocytosis, and thoracic ultra-sonography and radiography confirmed a significant amount of pleural effusion. However,the thoracic radiographs showed no radiopaque nodules or interstitial patterns indicative ofthoracic tumors. Thoracentesis was performed to relieve effusion-induced thoracic pressure, yielding a hemorrhagic serosanguinous pleural fluid. The cytological analysis of this fluid re-vealed mesothelial cells, supporting the clinical diagnosis of mesothelioma in situ. To address the patient’s clinical symptoms, an aggressive management approach was implemented withchest tube placement to address recurrent pleural effusion after initial thoracentesis. Duringtreatment, the patient exhibited stable health and adapted well to daily life. To the best of our knowledge, this is the first reported case of mesothelioma in situ with hemorrhagic malignant pleural effusion in South Korea. Using a chest tube as an aggressive treatment successfullyalleviated dyspnea symptoms and provided symptomatic relief in a patient with mesothelioma in situ.
4.Differential microbiota network according to colorectal cancer lymph node metastasis stages
Yeuni YU ; Donghyun HAN ; Hyomin KIM ; Yun Hak KIM ; Dongjun LEE
Journal of Genetic Medicine 2023;20(2):52-59
Purpose:
Colorectal cancer (CRC) is a common malignancy worldwide and the second leading cause of cancer-related deaths. In addition, lymph node metastasis in CRC is considered an important prognostic factor for predicting disease recurrence and patient survival. Recent studies demonstrated that the microbiome makes substantial contributions to tumor progression, however, there is still unknown about the microbiome associated with lymph node metastasis of CRC. Here, we first reported the microbial and tumor-infiltrating immune cell differences in CRC according to the lymph node metastasis status.
Materials and Methods:
Using Next Generation Sequencing data acquired from 368 individuals diagnosed with CRC (N0, 266; N1, 102), we applied the LEfSe to elucidate microbial differences. Subsequent utilization of the Kaplan-Meier survival analysis enabled the identification of particular genera exerting significant influence on patient survival outcomes.
Results
We found 18 genera in the N1 group and 3 genera in the N0 group according to CRC lymph node metastasis stages. In addition, we found that the genera Crenobacter (P=0.046), Maricaulis (P=0.093), and Arsenicicoccus (P=0.035) in the N0 group and Cecembia (P=0.08) and Asanoa (P=0.088) in the N1 group were significantly associated with patient survival according to CRC lymph node metastasis stages. Further, Cecembia is highly correlated to tumor-infiltrating immune cells in lymph node metastasized CRC.Concolusion: Our study highlights that tumor-infiltrating immune cells and intratumoral microbe diversity are associated with CRC. Also, this potential microbiome-based oncology diagnostic tool warrants further exploration.
5.2021 Clinical Practice Guidelines for Diabetes Mellitus in Korea
Kyu Yeon HUR ; Min Kyong MOON ; Jong Suk PARK ; Soo-Kyung KIM ; Seung-Hwan LEE ; Jae-Seung YUN ; Jong Ha BAEK ; Junghyun NOH ; Byung-Wan LEE ; Tae Jung OH ; Suk CHON ; Ye Seul YANG ; Jang Won SON ; Jong Han CHOI ; Kee Ho SONG ; Nam Hoon KIM ; Sang Yong KIM ; Jin Wha KIM ; Sang Youl RHEE ; You-Bin LEE ; Sang-Man JIN ; Jae Hyeon KIM ; Chong Hwa KIM ; Dae Jung KIM ; SungWan CHUN ; Eun-Jung RHEE ; Hyun Min KIM ; Hyun Jung KIM ; Donghyun JEE ; Jae Hyun KIM ; Won Seok CHOI ; Eun-Young LEE ; Kun-Ho YOON ; Seung-Hyun KO ;
Diabetes & Metabolism Journal 2021;45(4):461-481
The Committee of Clinical Practice Guidelines of the Korean Diabetes Association (KDA) updated the previous clinical practice guidelines for Korean adults with diabetes and prediabetes and published the seventh edition in May 2021. We performed a comprehensive systematic review of recent clinical trials and evidence that could be applicable in real-world practice and suitable for the Korean population. The guideline is provided for all healthcare providers including physicians, diabetes experts, and certified diabetes educators across the country who manage patients with diabetes or the individuals at the risk of developing diabetes mellitus. The recommendations for screening diabetes and glucose-lowering agents have been revised and updated. New sections for continuous glucose monitoring, insulin pump use, and non-alcoholic fatty liver disease in patients with diabetes mellitus have been added. The KDA recommends active vaccination for coronavirus disease 2019 in patients with diabetes during the pandemic. An abridgement that contains practical information for patient education and systematic management in the clinic was published separately.
6.Methodology and Rationale for Ophthalmic Examinations in the Seventh and Eighth Korea National Health and Nutrition Examination Surveys (2017–2021)
Su Jeong SONG ; Kyung Seek CHOI ; Jong Chul HAN ; Donghyun JEE ; Jin Wook JEOUNG ; Young Joon JO ; Jae Yong KIM ; Ko Eun KIM ; Seong Taeck KIM ; Ji Woong LEE ; Tae Eun LEE ; Dong Hui LIM ; Chan Yun KIM ; Hyun Woong KIM ; Sang Woo PARK ; Ki Ho PARK ; Sang Jun PARK ; Min SAGONG ; Jae Pil SHIN ; Chungkwon YOO ; Yoonjung KIM ; Kyungwon OH ; Kyu Hyung PARK
Korean Journal of Ophthalmology 2021;35(4):295-303
This report provides a detailed description of the methodology for ophthalmic examinations according to the Korea National Health and Nutrition Examination Survey (KNHANES) VII and VIII (from 2017 to 2021). The KNHANES is a nationwide survey which has been performed since 1998 in representatives of whole Korean population. During the KNHANES VII and VIII, in addition to the ophthalmic questionnaire, intraocular pressure measurement, visual field test, auto refractometry, axial length and optical coherence tomography measurements were included. This new survey will provide not only provide normative and pathologic ophthalmic data including intraocular pressure, refractive error, axial length, visual field and precise measurement of anterior segment, macula and optic nerve with optical coherence tomography, but also a more accurate diagnosis for major adult blindness diseases, including age-related macular degeneration, diabetic retinopathy, glaucoma, and other ocular diseases, for the national Korean population.
7.2021 Clinical Practice Guidelines for Diabetes Mellitus in Korea
Kyu Yeon HUR ; Min Kyong MOON ; Jong Suk PARK ; Soo-Kyung KIM ; Seung-Hwan LEE ; Jae-Seung YUN ; Jong Ha BAEK ; Junghyun NOH ; Byung-Wan LEE ; Tae Jung OH ; Suk CHON ; Ye Seul YANG ; Jang Won SON ; Jong Han CHOI ; Kee Ho SONG ; Nam Hoon KIM ; Sang Yong KIM ; Jin Wha KIM ; Sang Youl RHEE ; You-Bin LEE ; Sang-Man JIN ; Jae Hyeon KIM ; Chong Hwa KIM ; Dae Jung KIM ; SungWan CHUN ; Eun-Jung RHEE ; Hyun Min KIM ; Hyun Jung KIM ; Donghyun JEE ; Jae Hyun KIM ; Won Seok CHOI ; Eun-Young LEE ; Kun-Ho YOON ; Seung-Hyun KO ;
Diabetes & Metabolism Journal 2021;45(4):461-481
The Committee of Clinical Practice Guidelines of the Korean Diabetes Association (KDA) updated the previous clinical practice guidelines for Korean adults with diabetes and prediabetes and published the seventh edition in May 2021. We performed a comprehensive systematic review of recent clinical trials and evidence that could be applicable in real-world practice and suitable for the Korean population. The guideline is provided for all healthcare providers including physicians, diabetes experts, and certified diabetes educators across the country who manage patients with diabetes or the individuals at the risk of developing diabetes mellitus. The recommendations for screening diabetes and glucose-lowering agents have been revised and updated. New sections for continuous glucose monitoring, insulin pump use, and non-alcoholic fatty liver disease in patients with diabetes mellitus have been added. The KDA recommends active vaccination for coronavirus disease 2019 in patients with diabetes during the pandemic. An abridgement that contains practical information for patient education and systematic management in the clinic was published separately.
8.Methodology and Rationale for Ophthalmic Examinations in the Seventh and Eighth Korea National Health and Nutrition Examination Surveys (2017–2021)
Su Jeong SONG ; Kyung Seek CHOI ; Jong Chul HAN ; Donghyun JEE ; Jin Wook JEOUNG ; Young Joon JO ; Jae Yong KIM ; Ko Eun KIM ; Seong Taeck KIM ; Ji Woong LEE ; Tae Eun LEE ; Dong Hui LIM ; Chan Yun KIM ; Hyun Woong KIM ; Sang Woo PARK ; Ki Ho PARK ; Sang Jun PARK ; Min SAGONG ; Jae Pil SHIN ; Chungkwon YOO ; Yoonjung KIM ; Kyungwon OH ; Kyu Hyung PARK
Korean Journal of Ophthalmology 2021;35(4):295-303
This report provides a detailed description of the methodology for ophthalmic examinations according to the Korea National Health and Nutrition Examination Survey (KNHANES) VII and VIII (from 2017 to 2021). The KNHANES is a nationwide survey which has been performed since 1998 in representatives of whole Korean population. During the KNHANES VII and VIII, in addition to the ophthalmic questionnaire, intraocular pressure measurement, visual field test, auto refractometry, axial length and optical coherence tomography measurements were included. This new survey will provide not only provide normative and pathologic ophthalmic data including intraocular pressure, refractive error, axial length, visual field and precise measurement of anterior segment, macula and optic nerve with optical coherence tomography, but also a more accurate diagnosis for major adult blindness diseases, including age-related macular degeneration, diabetic retinopathy, glaucoma, and other ocular diseases, for the national Korean population.
9.CORM-2-entrapped ultradeformable liposomes ameliorate acute skin inflammation in an ear edema model
Gwan-Yeong LEE ; Alam ZEB ; Eun-Hye KIM ; Beomseon SUH ; Young-Jun SHIN ; Donghyun KIM ; Kyoung-Won KIM ; Yeong-Hwan CHOE ; Ho-Ik CHOI ; Cheol-Ho LEE ; Omer Salman QURESHI ; In-Bo HAN ; Sun-Young CHANG ; Ok-Nam BAE ; Jin-Ki KIM
Acta Pharmaceutica Sinica B 2020;10(12):2362-2373
The short release half-life of carbon monoxide (CO) is a major obstacle to the effective therapeutic use of carbon monoxide-releasing molecule-2 (CORM-2). The potential of CORM-2-entrapped ultradeformable liposomes (CORM-2-UDLs) to enhance the release half-life of CO and alleviate skin inflammation was investigated in the present study. CORM-2-UDLs were prepared by using soy phosphatidylcholine to form lipid bilayers and Tween 80 as an edge activator. The deformability of CORM-2-UDLs was measured and compared with that of conventional liposomes by passing formulations through a filter device at a constant pressure. The release profile of CO from CORM-2-UDLs was evaluated by myoglobin assay.
10.Serum Levels of Growth Factors in Alcohol-dependent Patients according to Comorbid Depressive Symptoms.
Changwoo HAN ; Donghyun AHN ; Woong HAHM ; Junghyun NAM ; Yongchon PARK ; Seulgi LIM ; Dai Jin KIM
Clinical Psychopharmacology and Neuroscience 2016;14(1):43-48
OBJECTIVE: This study aims to reveal the relationship of depression with growth factors such as brain-derived neurotrophic factor (BDNF), nerve growth factor (NGF), and insulin-like growth factor-1 (IGF-1) in inpatients diagnosed with alcohol dependence, and to identify candidate growth factors as biological markers to indicate the comorbid of alcohol dependence and depression. METHODS: This study examined demographic factors in 45 alcohol-dependent patients. The ADS (Korean version of the Alcohol Dependence Scale) and BDI (Korean version of Beck's Depression Inventory) were used. BDNF, NGF, and IGF-1 were measured through ELISA. RESULTS: The average drinking quantity and the ADS score were significantly more severe in alcohol-dependent patients with depression than in those without depression. Linearly comparing BDNF, NGF, and IGF-1 with BDI values, IGF-1 was the growth factor significantly correlated with BDI scores. BDI scores were significantly correlated with ADS scores. IGF-1 was significantly higher in alcohol-dependent patients with depression. Alcohol-dependent patients with depression had greater alcohol use and more severe ADS scores. BDNF and NGF showed no significant difference between alcohol-dependent patients with and without depression, but IGF-1 was significantly higher in those with than in those without depression. CONCLUSION: IGF-1 was found to be associated with depression in alcohol-dependent patients, suggesting that IGF-1 in alcohol-dependent patients could be an important biomarker to indicate whether alcohol-dependence is accompanied by depression.
Alcoholism
;
Biomarkers
;
Brain-Derived Neurotrophic Factor
;
Demography
;
Depression*
;
Drinking
;
Enzyme-Linked Immunosorbent Assay
;
Humans
;
Inpatients
;
Insulin-Like Growth Factor I
;
Intercellular Signaling Peptides and Proteins*
;
Nerve Growth Factor

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