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											| Review											Achalasia: treatment, current status and future advances Lee L. Swanström 
												Korean J Intern Med. 2019;34(6):1173-1180.   Published online March 15, 2019												 
													Achalasia was first described in the 17th century and its treatment continues to be challenging. Palliative treatment involves disruption of the lower esophageal sphincter, which can be accomplished mechanically (balloon dilation or surgical myotomy) or chemically (Botox). True surgical treatment or..												 |  |  
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											| Review											Optimal blood pressure target and measurement in patients with chronic kidney disease Chang Seong Kim, Hong Sang Choi, Eun Hui Bae, Soo Wan Kim, Seong Kwon Ma 
												Korean J Intern Med. 2019;34(6):1181-1187.   Published online June 17, 2019												 
													The prevalence rates of hypertension and chronic kidney disease (CKD) are increasing with the aging of the population. Hypertension and CKD are closely related, and hypertension with accompanying CKD is difficult to control. This difficulty controlling blood pressure (BP) can be explained by changes..												 |  |  
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											| Review											Evaluating the recent developments in palliative chemotherapy for metastatic colorectal cancer Sun Kyung Baek, Kyu Taek Lee, Sang Byung Bae, Sang-Cheol Lee 
												Korean J Intern Med. 2019;34(6):1188-1196.   Published online July 29, 2019												 
													The incidence of colorectal cancer (CRC) has increased. CRC is the third most common cancer and the fourth most common cause of cancer-related deaths in Korea. Palliative chemotherapy can be used to shrink tumors and ease symptoms caused by the cancer when cure is not possible. It is important to id..												 |  |  
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											| Review											Rheumatic complications in cancer patients treated with immune checkpoint inhibitors Kyung-Ann Lee, Hae-Rim Kim, So Young Yoon 
												Korean J Intern Med. 2019;34(6):1197-1209.   Published online April 25, 2019												 
													Immune checkpoint inhibitors (ICIs) have revolutionized anticancer therapy due to their long-term clinical benefits and immune boosting mechanisms. However, despite their consistent therapeutic effects, the use of ICIs is associated with a spectrum of adverse events due to their autoimmune and auto-..												 |  |  | Editorials |  
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											| Editorial											Potential prognostic factors for solitary hepatocellular carcinoma ≤ 5 cm after transarterial chemoembolization Soon Young Ko, Won Hyeok Choe 
												Korean J Intern Med. 2019;34(6):1210-1211.   Published online November 1, 2019												 |  |  
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											| Editorial											Reducing chronic obstructive pulmonary disease mortality in Korea: early diagnosis matters Yong Il Hwang 
												Korean J Intern Med. 2019;34(6):1212-1214.   Published online November 1, 2019												 |  |  | Original Articles |  
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											| Gastroenterology / Original Article											Quality of information on the Internet for Korean patients with inflammatory bowel disease Jun Sik Yoon, Sang Jik Lee, Eun Soo Kim, Sung Kook Kim, Min Kyu Jung, Hyun Seok Lee, Yong Hwan Kwon, Su Youn Nam, Seong Woo Jeon, Sun Jin, Joon Seop Lee, Seong Jae Yeo 
												Korean J Intern Med. 2019;34(6):1215-1222.   Published online October 1, 2018												 
													Background/Aims: The Internet is the main resource for health-related information. The incidence of inflammatory bowel disease (IBD) is rapidly increasing in Asian countries. However, the quality of websites for IBD available in this region has not been evaluated. We aimed to evaluate the quality of the..												 |  |  
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											| Gastroenterology / Original Article											Clinical outcomes of patients with a single hepatocellular carcinoma less than 5 cm treated with transarterial chemoembolization Min Young Baek, Jeong-Ju Yoo, Soung Won Jeong, Jae Young Jang, Yong Kwon Kim, Shin Ok Jeong, Sae Hwan Lee, Sang Gyune Kim, Sang-Woo Cha, Young Seok Kim, Young Deok Cho, Hong Soo Kim, Boo Sung Kim, Yong Jae Kim, Su Yeon Park 
												Korean J Intern Med. 2019;34(6):1223-1232.   Published online October 26, 2018												 
													Background/Aims: Transarterial chemoembolization (TACE) is performed for single hepatocellular carcinoma (HCC) that are not eligible for surgery or ablation therapy. We investigated the clinical outcomes of patients with a single HCC ≤ 5 cm treated with TACE.
Methods: This study analyzed 175 conse..												 |  |  
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											| Gastroenterology / Original Article											Liver volume index predicts the risk of esophageal variceal hemorrhage in cirrhotic patients on propranolol prophylaxis Beom Hee Kim, Jung Wha Chung, Chung Seop Lee, Eun Sun Jang, Sook-Hyang Jeong, Nayoung Kim, Jin-Wook Kim 
												Korean J Intern Med. 2019;34(6):1233-1243.   Published online February 18, 2019												 
													Background/Aims: Non-selective β-blockers (NSBBs) are used for primary prevention of esophageal variceal hemorrhage (VH) in patients with portal hypertension, but a significant number of patients develop VH while on NSBB therapy. In this study, we sought to determine whether liver volume can predi..												 |  |  
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											| Gastroenterology / Original Article											Development of an acute pancreatitis porcine model based on endoscopic retrograde infusion of contrast medium or sodium taurocholate Jin-Seok Park, Seok Jeong, Joon Mee Kim, Bum Hei Lee, Jae Min Kim, Don Haeng Lee 
												Korean J Intern Med. 2019;34(6):1244-1251.   Published online November 16, 2018												 
													Background/Aims: A reproducible, endoscope-based, large animal model, of acute pancreatitis was developed to meet the need for a suitable means of preclinically testing treatments. The aim of this study was to develop an endoscope-based animal model of acute pancreatitis.
Methods: This experimental..												 |  |  
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											| Cardiology / Original Article											Efficacy and safety of alirocumab in Korean patients with hypercholesterolemia and high cardiovascular risk: subanalysis of the ODYSSEY-KT study Chang-Wook Nam, Dong-Soo Kim, Jianyong Li, Marie T. Baccara-Dinet, Ivy Li, Ji-Hyun Kim, Chong-Jin Kim 
												Korean J Intern Med. 2019;34(6):1252-1262.   Published online September 1, 2018												 
													Background/Aims: Efficacy and safety data of alirocumab, a fully human monoclonal antibody to proprotein convertase subtilisin/kexin type 9 (PCSK9), is not yet well established in the Korean population. We assessed them in ODYSSEY-KT through the pre-specified Korean subanalysis.
Methods: In the ODY..												 |  |  
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											| Cardiology / Original Article											D-dimer/troponin ratio in the differential diagnosis of acute pulmonary embolism from non-ST
elevation myocardial infarction Jong Yoon Kim, Kye Hun Kim, Jae Yeong Cho, Doo Sun Sim, Hyun Ju Yoon, Nam Sik Yoon, Young Joon Hong, Hyung Wook Park, Ju Han Kim, Youngkeun Ahn, Myung Ho Jeong, Jeong Gwan Cho, Jong Chun Park 
												Korean J Intern Med. 2019;34(6):1263-1271.   Published online January 28, 2019												 
													Background/Aims: The aim of this study was to investigate useful cardiac biomarkers in the differential diagnosis of acute pulmonary embolism (APE) with troponin elevation from acute non-ST elevation myocardial infarction (NSTEMI). Methods: A total of 771 consecutive NSTEMI patients with D-dimer mea..												 |  |  
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											| Pulmonology / Original Article											Mortality of patients with chronic obstructive pulmonary disease: a nationwide populationbased cohort study Seon Cheol Park, Dong Wook Kim, Eun Cheol Park, Cheung Soo Shin, Chin Kook Rhee, Young Ae Kang, Young Sam Kim 
												Korean J Intern Med. 2019;34(6):1272-1278.   Published online October 16, 2019												 
													Background/Aims: Chronic obstructive pulmonary disease (COPD) is a major cause of mortality in the world. There are no population-based studies on longterm mortality in COPD patients in Korea.
Methods: Using the large, population-based, National Health Insurance Service- National Sample Cohort (NHI..												 |  |  
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											| Pulmonology / Original Article											Effect of lutein on methotrexate-induced oxidative lung damage in rats: a biochemical and histopathological assessment Renad Mammadov, Bahadir Suleyman, Selcuk Akturan, Ferda Keskin Cimen, Nezahat Kurt, Zeynep Suleyman, İsmail Malkoc 
												Korean J Intern Med. 2019;34(6):1279-1286.   Published online September 10, 2019												 
													Background/Aims: This study aimed to investigate the effect of lutein on methotrexate (MTX)-induced pulmonary toxicity in rats biochemically and histopathologically.
Methods: The rats in the MTX + lutein (MTXL, n = 6) group were given 1 mg/kg of lutein orally. A 0.9% NaCl solution was administered ..												 |  |  
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											| Endocrinology-metabolism / Original Article											Risk factors for hypothyroidism in euthyroid thyroid nodule patients with lymphocytic thyroiditis on fine needle aspiration cytology Jeong-Min Lee, Jeonghoon Ha, Kwanhoon Jo, Yejee Lim, Min-Hee Kim, Chan-Kwan Jung, So-Lyung Jung, Moo-Il Kang, Bong-Yun Cha, Dong-Jun Lim 
												Korean J Intern Med. 2019;34(6):1287-1296.   Published online March 13, 2018												 
													Background/Aims: Lymphocytic thyroiditis as cytology diagnosis from fine needle aspiration (FNA) is frequently detected in patients with thyroid nodules. However, the clinical outcome for upcoming hypothyroid events has been rarely clarified in euthyroid patients.
Methods: We retrospectively review..												 |  |  
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											| Nephrology / Original Article											Seropositive rate of the anti-hepatitis A immunoglobulin G antibody in maintenance hemodialysis subjects from two hospitals in Korea Hyunsuk Kim, Jiwon Ryu, Young-Ki Lee, Myung Jin Choi, Ajin Cho, Ja-Ryong Koo, Sae Yun Baik, Eun Hee Lee, Jong-Woo Yoon, Jung-Woo Noh 
												Korean J Intern Med. 2019;34(6):1297-1303.   Published online February 23, 2018												 
													Background/Aims: Hepatitis A virus (HAV) is a self-limiting infectious disease, but 1% of subjects develop fulminant hepatitis. The prevalence of the anti-HAV immunoglobulin G (IgG) antibody in hemodialysis subjects in Korea remains unknown. The purpose of this study was to describe and compare the ..												 |  |  
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											| Nephrology / Original Article											Effects of aspirin resistance and mean platelet volume on vascular access failure in hemodialysis patients AJin Cho, Myung Jin Choi, Young-Ki Lee, Han Chae Hoon, Ja-Ryong Koo, Jong-Woo Yoon, Jung-Woo Noh 
												Korean J Intern Med. 2019;34(6):1304-1312.   Published online July 23, 2018												 
													Background/Aims: Maintaining the patency of vascular access (VA) in hemodialysis (HD) patients is important and can be life-saving. We investigated the effects of aspirin resistance and mean platelet volume (MPV) on VA failure in HD patients.
Methods: We enrolled 163 patients on maintenance HD. VA ..												 |  |  
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											| Hemato-oncology / Original Article											Poor prognostic factors in human papillomavirus-positive head and neck cancer: who might not be candidates for de-escalation treatment? Shin Hye Yoo, Chan-Young Ock, Bhumsuk Keam, Sung Joon Park, Tae Min Kim, Jin Ho Kim, Yoon Kyung Jeon, Eun-Jae Chung, Seong Keun Kwon, J. Hun Hah, Tack-Kyun Kwon, Kyeong Chun Jung, Dong-Wan Kim, Hong-Gyun Wu, Myung-Whun Sung, Dae Seog Heo 
												Korean J Intern Med. 2019;34(6):1313-1323.   Published online November 16, 2018												 
													Background/Aims: Since patients with human papillomavirus (HPV)-associated head and neck squamous cell carcinoma (HNSCC) have favorable outcomes after treatment, treatment de-escalation for these patients is being actively investigated. However, not all HPV-positive HNSCCs are curable, and some pati..												 |  |  
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											| Hemato-oncology / Original Article											The prognostic factors influencing overall survival in uterine cervical cancer with brain metastasis Hyera Kim, Kang Kook Lee, Mi Hwa Heo, Jin Young Kim 
												Korean J Intern Med. 2019;34(6):1324-1332.   Published online October 26, 2018												 
													Background/Aims: The occurrence of brain metastasis (BM) has increased due to improved overall survival (OS) in uterine cervical cancer. However, research about prognostic factors and therapeutic guidelines for BM in uterine cervical cancer remains scarce due to the rarity of BM in this type of canc..												 |  |  
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											| Hemato-oncology / Original Article											Modified dose of melphalan-prednisone in multiple myeloma patients receiving bortezomib plus melphalan-prednisone treatment Se Ryeon Lee, Hojoon Choi, Byung Hyun Lee, Ka-Won Kang, Eun Sang Yu, Dae Sik Kim, Yong Park, Chul Won Choi, Byung Soo Kim, Hwa Jung Sung 
												Korean J Intern Med. 2019;34(6):1333-1346.   Published online October 26, 2018												 
													Background/Aims: Bortezomib plus melphalan-prednisone (VMP) is a standard treatment for multiple myeloma, particularly for patients who are ineligible for high-dose therapy. However, early discontinuation or treatment modification is often needed owing to adverse events. The aim of this study was to..												 |  |  
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											| Infectious diseases / Original Article											Reevaluation of the impact of methicillin-resistance on outcomes in patients with Staphylococcus aureus bacteremia and endocarditis Eun-Jeong Joo, Dong Ah Park, Cheol-In Kang, Doo Ryeon Chung, Jae-Hoon Song, Sang Moo Lee, Kyong Ran Peck 
												Korean J Intern Med. 2019;34(6):1347-1362.   Published online January 20, 2018												 
													Background/Aims: Methicillin-resistant Staphylococcus aureus (MRSA) is highly prevalent in hospitals, and has recently emerged in the community. The impact of methicillin-resistance on mortality and medical costs for patients with S. aureus bacteremia (SAB) requires reevaluation.
Meth..												 |  |  
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											| Allergy / Original Article											Chronic cough, not asthma, is associated with depression in the elderly: a community-based population analysis in South Korea Kyoung-Hee Sohn, Woo-Jung Song, Sae-Hoon Kim, Hak-Chul Jang, Ki Woong Kim, Yoon-Seok Chang 
												Korean J Intern Med. 2019;34(6):1363-1371.   Published online October 16, 2019												 
													Background/Aims: Depression and allergic diseases, including asthma, are frequently reported as comorbid conditions. However, their associations have been rarely examined in community-based elderly populations.
Methods: The analyses were performed using the baseline data set of the Korean Longitudi..												 |  |  
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											| Rheumatology / Original Article											Standardized, musculoskeletal ultrasonographic reference values for healthy Korean adults Hyun-Sook Kim, Hae-Rim Kim, Bo Young Kim, Yun Sung Kim, Young Ok Jung, Sung Jae Choi, Hyun-Ok Kim, Jiwon Hwang, Sunggun Lee, Hyoun-Ah Kim, So Young Bang, Ji-Young Chai, Sung-Hoon Park, Chong-Hyeon Yoon 
												Korean J Intern Med. 2019;34(6):1372-1380.   Published online May 4, 2018												 
													Background/Aims: To define standard reference values for musculoskeletal ultrasonography (MSUS) in Korea.
Methods: A total of 251 healthy adults were recruited for this study. Ultrasonography was performed by experienced rheumatologists who had undergone four appropriate training programs in Korea..												 |  |  
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											| Rheumatology / Original Article											Rheumatoid arthritis is associated with early tooth loss: results from Korea National Health and Nutrition Examination Survey V to VI Ji-Won Kim, Jun-Beom Park, Hyeon Woo Yim, Jennifer Lee, Seung-Ki Kwok, Ji Hyeon Ju, Wan-Uk Kim, Sung-Hwan Park 
												Korean J Intern Med. 2019;34(6):1381-1391.   Published online September 1, 2018												 
													Background/aims: To examine the association between rheumatoid arthritis (RA) and periodontitis or tooth loss.
Methods: The study used data from the fifth and sixth Korea National Health and Nutrition Examination Surveys conducted from 2010 to 2015. RA was defined as participant-reported physician-..												 |  |  | Images of interest |  
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											| Image of interest											Kommerell’s diverticulum: a rare cause of esophageal subepithelial lesion Moon Won Lee, Gwang Ha Kim 
												Korean J Intern Med. 2019;34(6):1392-1393.   Published online May 16, 2018												 |  |  
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											| Image of interest											Hepatic cystic echinococcosis due to Echinococcus granulosus, grossly observed by needle aspiration Min Kyu Kang, Kook Hyun Kim, Joon Hyuk Choi 
												Korean J Intern Med. 2019;34(6):1394-1395.   Published online June 7, 2018												 |  |  
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											| Image of interest											Epitrochlear lymphadenopathy Ashok Kumar Pannu, Gaurav Prakash, Aditya Jandial, Chirag Rajkumar Kopp, Savita Kumari 
												Korean J Intern Med. 2019;34(6):1396-1396.   Published online December 6, 2018												 |  |  |