OOIR: Observatory of International Research

Papers

(The TQCC of Korean Journal of Internal Medicine is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
Clinical impact of pleural fluid carcinoembryonic antigen on therapeutic strategy and efficacy in lung adenocarcinoma patients with malignant pleural effusion	58
Bilateral leg pain and swelling with abnormal imaging findings in a patient with voriconazole	44
Incidence and risk factors of immune checkpoint inhibitor-induced colitis in Korean patients with cancer	40
Disseminated tuberculosis without pulmonary involvement mimicking multiple bone metastases	38
Assessment and nonsurgical management of low back pain: a narrative review	34
Clinical outcomes of and risk factors for secondary infection in patients with severe COVID-19: a multicenter cohort study in South Korea	32
Predictors of recurrent acute myocardial infarction despite successful percutaneous coronary intervention	30
Current perspectives on sarcopenia: diagnosis and therapeutic approaches	29
Public interest in the digital transformation accelerated by the COVID-19 pandemic and perception of its future impact	27
Clinical and epidemiological implications of the data on the Korean clinical hypertension cohort	27
Call for evidence mapping in accordance with the changing features of invasive pulmonary aspergillosis during the coronavirus disease 2019 pandemic	27
Decompensated cirrhosis and antibiotic prophylaxis: striking a delicate balance	26
Timing and predictors of death during treatment in patients with multidrug/rifampin-resistant tuberculosis in South Korea	25
Sex-specific impact of the COVID-19 outbreak on the incidence of metabolic syndrome: a comparative study of 2018–2019 and 2020–2021	22
Clinical efficacy of angiotensin receptor-neprilysin inhibitor in de novo heart failure with reduced ejection fraction	20
Treatment satisfaction and its determinants in Korean patients with rheumatoid arthritis and systemic lupus erythematosus	20
Low-dose non-vitamin K antagonist oral anticoagulants in patients with atrial fibrillation	19
Diagnostic approach for incidental pulmonary nodules	18
Change in management and outcome of mechanical ventilation in Korea: a prospective observational study	18
Clinical features of NAAT-positive, toxin-negative Clostridioides difficile infections in South Korea	17
Microbiologic pattern and clinical outcome of non-ICU-acquired pneumonia: Korean HAP registry analysis	17
Unusual polypoid mass in the colon	16
Long-term clinical outcome and risk stratification across stages of cardiovascular-kidney-metabolic syndrome in a nationwide cohort	16
Impaired aldosterone response to potassium and hyperkalemia in patients receiving a renin-angiotensin-aldosterone system inhibitor	16
The effects of remdesivir on mortality and the requirement for mechanical ventilation in patients with COVID-19: a systematic review stratified by disease severity	15

The underestimated significance of nonproliferative lupus nephritis	15
Gold threads around the sacroiliac joints: traces of attempts to relieve pain in a case of advanced ankylosing spondylitis	15
Trends in hospital visits and healthcare costs of gout and seropositive rheumatoid arthritis in Korea from 2010 to 2017 using National Healthcare Claims	14
Metformin and tuberculosis: extraordinary stories of ordinary co-prevalent patients	14
Cancer treatment-induced bone loss	13
Predicting renal function using fundus photography: role of confounders	13
Identification of novel variants for complicating cardiac disease in the scrub typhus infection using whole genome sequencing	13
Treatment pattern of chronic lymphocytic leukemia/small lymphocytic lymphoma in Korea: a multicenter retrospective study (KCSG LY20-06)	13
Antibiotics use patterns in end-of-life cancer patients and medical staff’s perception of antimicrobial stewardship programs	13
Predictive role of absolute lymphocyte count in daratumumab-treated patients with relapsed/ refractory multiple myeloma	13
Deep appreciation to our reviewers in the past year	12
Seeking acceptance: how education shifts views on fecal microbiota transplants for ulcerative colitis in Korea	12
A case of esophagogastric junctional outlet obstruction caused by thoracic aortic aneurysm	12
Automatic quantitative analysis of atherosclerotic aortic plaques in patients with embolic cerebral infarction using deep learning	11
Predicting Helicobacter pylori infection from endoscopic features	11
Prevalence and predictors of multidrug-resistant bacteremia in liver cirrhosis	11
Literature review of non-pharmacological treatment for patients with axial spondyloarthritis	11
Hematologic malignancy detected on sacroiliac magnetic resonance imaging in a patient with inflammatory back pain	11
Assessment of small fiber neuropathy and distal sensory neuropathy in female patients with fibromyalgia	11
Screening and diagnosis of atrial fibrillation using wearable devices	11
Telemedicine in chronic lung disease management: progress and prospects	10
Comparison of the rapidity of SARS-CoV-2 immune responses between primary and booster vaccination for COVID-19	10
Arteriovenous fistulas are associated with superior outcomes in very elderly hemodialysis patients: a nationwide cohort study	10
Fever of unknown origin caused by hemophagocytic lymphohistiocytosis associated with diffuse large B-cell lymphoma	9
Distinct microbial signatures of liquid biopsy samples during gastric carcinogenesis and insights from extracellular vesicle analysis	9
High vegetable consumption and regular exercise are associated with better quality of life in patients with gout	9
Tracheobronchial calcification in a patient treated with warfarin	9
Primary peritoneal carcinoma presented with abdominal pain in patient with kidney transplantation	9
Rethinking adjunctive dobutamine in septic shock: time to individualize, not generalize	9
Epiphrenic esophageal diverticulum: an uncommon cause of upper gastrointestinal bleeding	9
Clinical impacts of COVID-19 on severe exacerbation and mortality in interstitial lung disease: prognosis 30 days after infection	9
High diffuse bone marrow uptake in 18F-FDG PET/CT may reflect the diverse mutational characteristics of multiple myeloma	9
Asymptomatic huge spleen mass	9
Nighttime administration of antihypertensive medication: a review of chronotherapy in hypertension	9
Predictors of renal relapse in Koreans with lupus nephritis after achieving complete response: a 35-years of experience at a single center	9
Effective control of a severely progressive recurrent respiratory papillomatosis with repetitive cryotherapy	9
Prevalence of viral hepatitis A and C in patients with inflammatory bowel disease: a nationwide population-based study in South Korea	9
Sex differences in diagnosis and treatment of heart failure: toward precision medicine	9
Dexamethasone synergizes with high-fat diet to increase lipid deposition in adipocytes	9
Cancer risk in patients with Peutz-Jeghers syndrome in Korea: a retrospective multi-center study	8
Identification and overcoming rituximab resistance in diffuse large B-cell lymphoma using next-generation sequencing	8
Prevalence of chronic rhinosinusitis and its relating factors in patients with bronchiectasis: findings from KMBARC registry	8
Mechanical ventilation in patients with idiopathic pulmonary fibrosis in Korea: a nationwide cohort study	8
Korean treatment recommendations for patients with axial spondyloarthritis	8
Role of catheter ablation in patients with heart failure and atrial fibrillation	8
The causal association between sarcopenia and colorectal cancer: a Mendelian Randomization analysis	8
Sex differences in clinical characteristics and long-term outcome in patients with heart failure: data from the KorAHF registry	7
Current evidence for prognostic benefit of intravascular imaging-guided percutaneous coronary intervention in chronic total occlusion intervention	7
Clinical outcomes of esophageal squamous cell carcinoma in patients aged over 80 years	7
Adverse drug reactions following treatment of latent tuberculosis infection: a linked national tuberculosis surveillance with claims database	7

Increased risk of dementia in patients with primary Sjogren’s syndrome: a nationwide population-based cohort study	7
Metabolic musculoskeletal disorders in patients with inflammatory bowel disease	7
Deep appreciation to our reviewers in the past year	7
Fecal microbiota transplantation is not a magical treatment, but better too early than too late	7
Percutaneous retrieval of a trapped intravascular ultrasonography catheter within an implanted stent: failure and success	7
Real-life experience of ledipasvir and sofosbuvir for HCV infected Korean patients: a multicenter cohort study	7
Dysphagia aortica relieved by thoracic endovascular aneurysm repair	7
Too much synchrony? Left bundle branch area pacing-induced systolic anterior motion and left ventricular outflow tract obstruction managed by intentional atrioventricular dyssynchrony	7
Updated risk assessments for sudden cardiac death in hypertrophic cardiomyopathy patients with implantable cardioverter-defibrillator	7
From bench to bedside: pancreatic juice as a platform for biomarker discovery in pancreatic disease	7
Evaluation and management of hypernatremia in adults: clinical perspectives	6
Clinical impact of proteinase 3-antineutrophil cytoplasmic antibody positivity in eosinophilic granulomatosis with polyangiitis	6
Emotional and cognitive changes in chronic kidney disease	6
CTLA4-Ig protects tacrolimus-induced oxidative stress via inhibiting the AKT/FOXO3 signaling pathway in rats	6
Analysis of thromboembolic events in head and neck cancer patients who underwent concurrent chemoradiotherapy with cisplatin	6
Geriatric risk model for older patients with diffuse large B-cell lymphoma (GERIAD): a prospective multicenter cohort study	6
Explainable paroxysmal atrial fibrillation diagnosis using an artificial intelligence-enabled electrocardiogram	6
Prognostic role of the neutrophil-to-lymphocyte ratio in patients with chronic kidney disease	6
Estimated pulse wave velocity as a forefront indicator of developing metabolic syndrome in Korean adults	6
Denosumab, an effective osteoporosis treatment option for men	6
Omega-3 fatty acids and atrial fibrillation	6
Appropriate timing of antibiotic initiation in patients with sepsis or septic shock: a systematic review and meta-analysis	6
Understanding the epidemiology of metabolic dysfunction-associated steatotic liver disease is essential for its management: need for attention to accurate diagnostic coding and classification	6
Short-term and long-term outcomes of critically ill patients with solid malignancy: a retrospective cohort study	6
Gastrocolic fistula, a rare complication of repeated gastric surgery	6
Massive gastric dilatation	6
Korean guidelines for the management of gout	6
Managing dyslipidemia in chronic kidney disease: a comprehensive overview of evidence and recommendations	6
Impact of body mass index on clinical outcomes in intestinal Behçet’s disease	5
Minimizing radiation exposure in endoscopic retrograde cholangiopancreatography: a review for medical personnel	5
Treatment of rituximab in patients with idiopathic membranous nephropathy: a case series and literature review	5
Drug hypersensitivity leading to emergency department visit: a comprehensive analysis of clinical features and management	5
A retrospective observational study of the appropriate starting dose of febuxostat in patients with gout	5
Effects of statin use on serum creatinine phosphokinase levels in normal thyroid function	5
Long term management of people with post-tuberculosis lung disease	5
Polymyxin B-hemoperfusion in patients with acute exacerbation of idiopathic pulmonary fibrosis: a single-center prospective pilot study	5
Herpes zoster infection in patients with inflammatory bowel disease	5
Current perspectives on interstitial lung abnormalities	5
Baseline use of hydroxychloroquine or immunosuppressive drugs and the risk of coronavirus disease 2019	5
Left main coronary artery compression associated with unfavorable thoracic anatomy	5
Sarcopenia in chronic kidney disease: from bench to bedside	5
Hidden benefits beyond herpes zoster: a potential preventive strategy against hepatobiliary diseases	5
Kidney transplantation in the elderly	5
Turning evidence into action: the real challenge of guideline-directed medical therapy in acute myocardial infarction	5
Echocardiography in acute pulmonary embolism	5
Endoscopic unusual appearance of stomach in a patient with Crohn’s disease	5
Usefulness of nasal cavity evaluation before high-resolution esophageal manometry in high-risk patients	5
Clinical outcomes of metachronous recurrence of gastric epithelial neoplasia based on Helicobacter pylori infection status and microsatellite stability	5
Time to presentation and mortality outcomes among patients with diabetes and acute myocardial infarction	5
Drug retention of biologic and targeted synthetic disease-modifying antirheumatic drugs in Korean patients with seropositive rheumatoid arthritis	5
Reclassification of the overlap syndrome of Behçet’s disease and antineutrophil cytoplasmic antibody-associated vasculitis in patients with Behçet’s disease	5
A rare case of acute transient thyroid swelling without hematoma after fine needle aspiration	5
Exercise capacity and risk of incident atrial fibrillation in healthy adults	5
Inflammatory bowel disease in Korea: epidemiology and pathophysiology	5
Pandemics extend beyond infectious diseases: the emerging threat of non-communicable diseases	5
Therapeutic effect of multiple functional minicircle vector encoding anti-CD25/IL-10/CXCR3 in allograft rejection model	5
Findings suggestive of Fanconi syndrome and multiple myeloma	5
Geriatric functional assessment for decision-making on adjuvant chemotherapy in older colon cancer patients	5