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 2021-09-01 to 2025-09-01.)

Article	Citations
Predictors of recurrent acute myocardial infarction despite successful percutaneous coronary intervention	63
Bilateral leg pain and swelling with abnormal imaging findings in a patient with voriconazole	50
Clinical features and signaling effects of RET D631Y variant multiple endocrine neoplasia type 2 (MEN2)	39
Helicobacter pylori infection and iron deficiency in non-elderly adults participating in a health check-up program	39
Public interest in the digital transformation accelerated by the COVID-19 pandemic and perception of its future impact	34
Assessment and nonsurgical management of low back pain: a narrative review	33
Incidence and risk factors of immune checkpoint inhibitor-induced colitis in Korean patients with cancer	31
Clinical outcomes of and risk factors for secondary infection in patients with severe COVID-19: a multicenter cohort study in South Korea	29
Impaired aldosterone response to potassium and hyperkalemia in patients receiving a renin-angiotensin-aldosterone system inhibitor	25
Clinical impact of pleural fluid carcinoembryonic antigen on therapeutic strategy and efficacy in lung adenocarcinoma patients with malignant pleural effusion	25
Timing and predictors of death during treatment in patients with multidrug/rifampin-resistant tuberculosis in South Korea	24
Clinical efficacy of angiotensin receptor-neprilysin inhibitor in de novo heart failure with reduced ejection fraction	24
Low-dose non-vitamin K antagonist oral anticoagulants in patients with atrial fibrillation	24
Change in management and outcome of mechanical ventilation in Korea: a prospective observational study	23
Clinical and epidemiological implications of the data on the Korean clinical hypertension cohort	23
Korean physician prescription patterns for home oxygen therapy in chronic obstructive pulmonary disease patients	23
Microbiologic pattern and clinical outcome of non-ICU-acquired pneumonia: Korean HAP registry analysis	23
Decompensated cirrhosis and antibiotic prophylaxis: striking a delicate balance	23
Sex-specific impact of the COVID-19 outbreak on the incidence of metabolic syndrome: a comparative study of 2018–2019 and 2020–2021	22
Call for evidence mapping in accordance with the changing features of invasive pulmonary aspergillosis during the coronavirus disease 2019 pandemic	22
Diagnostic approach for incidental pulmonary nodules	21
Unusual polypoid mass in the colon	20
Diagnostic index for acute eosinophilic pneumonia without bronchoscopy in military smokers	19
Metformin and tuberculosis: extraordinary stories of ordinary co-prevalent patients	18
The underestimated significance of nonproliferative lupus nephritis	18

Treatment pattern of chronic lymphocytic leukemia/small lymphocytic lymphoma in Korea: a multicenter retrospective study (KCSG LY20-06)	18
Survey of the management of patients with bronchiectasis: a pilot investigation in Asian populations	18
The effects of remdesivir on mortality and the requirement for mechanical ventilation in patients with COVID-19: a systematic review stratified by disease severity	18
Predictive role of absolute lymphocyte count in daratumumab-treated patients with relapsed/ refractory multiple myeloma	17
Cancer treatment-induced bone loss	17
Predicting renal function using fundus photography: role of confounders	17
Gold threads around the sacroiliac joints: traces of attempts to relieve pain in a case of advanced ankylosing spondylitis	16
Antibiotics use patterns in end-of-life cancer patients and medical staff’s perception of antimicrobial stewardship programs	16
Trends in hospital visits and healthcare costs of gout and seropositive rheumatoid arthritis in Korea from 2010 to 2017 using National Healthcare Claims	16
Identification of novel variants for complicating cardiac disease in the scrub typhus infection using whole genome sequencing	15
A case of esophagogastric junctional outlet obstruction caused by thoracic aortic aneurysm	15
Predictors of renal relapse in Koreans with lupus nephritis after achieving complete response: a 35-years of experience at a single center	15
Assessment of small fiber neuropathy and distal sensory neuropathy in female patients with fibromyalgia	14
Literature review of non-pharmacological treatment for patients with axial spondyloarthritis	14
Seeking acceptance: how education shifts views on fecal microbiota transplants for ulcerative colitis in Korea	14
Strategies for successful implementation and permanent maintenance of a rapid response system	13
Clinical impacts of COVID-19 on severe exacerbation and mortality in interstitial lung disease: prognosis 30 days after infection	13
The effect of the response to the coronavirus disease pandemic on treatment outcomes in patients with lymphoma and multiple myeloma	13
Urgent need for novel antibiotics in Republic of Korea to combat multidrug-resistant bacteria	13
Hematologic malignancy detected on sacroiliac magnetic resonance imaging in a patient with inflammatory back pain	13
Predicting Helicobacter pylori infection from endoscopic features	13
Deep appreciation to our reviewers in the past year	13
Screening and diagnosis of atrial fibrillation using wearable devices	12
Comparison of the rapidity of SARS-CoV-2 immune responses between primary and booster vaccination for COVID-19	12
Prevalence and predictors of multidrug-resistant bacteremia in liver cirrhosis	12
Current status of the diagnosis of chronic pancreatitis by ultrasonographic elastography	12
The Korean Hypertension Cohort study: design and baseline characteristics	11
Fever of unknown origin caused by hemophagocytic lymphohistiocytosis associated with diffuse large B-cell lymphoma	11
Efficacy of lower dose pirfenidone for idiopathic pulmonary fibrosis in real practice: a retrospective cohort study	11
Automatic quantitative analysis of atherosclerotic aortic plaques in patients with embolic cerebral infarction using deep learning	11
Distinct microbial signatures of liquid biopsy samples during gastric carcinogenesis and insights from extracellular vesicle analysis	11
Epiphrenic esophageal diverticulum: an uncommon cause of upper gastrointestinal bleeding	11
Chest computed tomography scan as an initial diagnostic method for tuberculosis infection detected by mass screening	11
Effective control of a severely progressive recurrent respiratory papillomatosis with repetitive cryotherapy	11
Sex differences in diagnosis and treatment of heart failure: toward precision medicine	10
Identification and overcoming rituximab resistance in diffuse large B-cell lymphoma using next-generation sequencing	10
Risk of colorectal cancer in patients with positive results of fecal immunochemical test performed within 5 years since the last colonoscopy	10
Clinical influences of anticentromere antibody on primary Sjögren’s syndrome in a prospective Korean cohort	10
Mechanical ventilation in patients with idiopathic pulmonary fibrosis in Korea: a nationwide cohort study	10
Dexamethasone synergizes with high-fat diet to increase lipid deposition in adipocytes	10
High vegetable consumption and regular exercise are associated with better quality of life in patients with gout	10
Clinical Frailty Scale, K-FRAIL questionnaire, and clinical outcomes in an acute hospitalist unit in Korea	10
Sex differences in clinical characteristics and long-term outcome in patients with heart failure: data from the KorAHF registry	10
Asymptomatic huge spleen mass	10
Nighttime administration of antihypertensive medication: a review of chronotherapy in hypertension	10
Role of catheter ablation in patients with heart failure and atrial fibrillation	9
Factors associated with anticholinergic burden among older patients in long-term care hospitals in Korea	9
Prevalence of chronic rhinosinusitis and its relating factors in patients with bronchiectasis: findings from KMBARC registry	9
Association between the progression of immunoglobulin A nephropathy and a controlled status of hypertension in the first year after diagnosis	9
The usefulness of trabecular bone score in patients with ankylosing spondylitis	9

Tracheobronchial calcification in a patient treated with warfarin	9
Primary peritoneal carcinoma presented with abdominal pain in patient with kidney transplantation	9
The causal association between sarcopenia and colorectal cancer: a Mendelian Randomization analysis	8
Dysphagia aortica relieved by thoracic endovascular aneurysm repair	8
Association between secondhand smoke exposure and new-onset hypertension in self-reported never smokers verified by cotinine	8
Metabolic musculoskeletal disorders in patients with inflammatory bowel disease	8
Korean treatment recommendations for patients with axial spondyloarthritis	8
Cancer risk in patients with Peutz-Jeghers syndrome in Korea: a retrospective multi-center study	8
Emotional and cognitive changes in chronic kidney disease	7
Increased risk of dementia in patients with primary Sjogren’s syndrome: a nationwide population-based cohort study	7
Massive gastric dilatation	7
Current evidence for prognostic benefit of intravascular imaging-guided percutaneous coronary intervention in chronic total occlusion intervention	7
Explainable paroxysmal atrial fibrillation diagnosis using an artificial intelligence-enabled electrocardiogram	7
Fecal microbiota transplantation is not a magical treatment, but better too early than too late	7
Short-term and long-term outcomes of critically ill patients with solid malignancy: a retrospective cohort study	7
CTLA4-Ig protects tacrolimus-induced oxidative stress via inhibiting the AKT/FOXO3 signaling pathway in rats	7
Real-life experience of ledipasvir and sofosbuvir for HCV infected Korean patients: a multicenter cohort study	7
Adverse drug reactions following treatment of latent tuberculosis infection: a linked national tuberculosis surveillance with claims database	7
Evaluation and management of hypernatremia in adults: clinical perspectives	7
Estimated pulse wave velocity as a forefront indicator of developing metabolic syndrome in Korean adults	7
Updated risk assessments for sudden cardiac death in hypertrophic cardiomyopathy patients with implantable cardioverter-defibrillator	7
Understanding the epidemiology of metabolic dysfunction-associated steatotic liver disease is essential for its management: need for attention to accurate diagnostic coding and classification	7
Korean guidelines for the management of gout	7
Reliability and validity of the Korean version of the University of California–Los Angeles Scleroderma Clinical Trial Consortium Gastrointestinal Tract instrument in patients with systemic sclerosis	7
Deep appreciation to our reviewers in the past year	7
Clinical outcomes of esophageal squamous cell carcinoma in patients aged over 80 years	7
Prevalence and associated risk of advanced colorectal neoplasia in adults with sarcopenia	6
Influence of creatinine levels on survival in patients with veno-occlusive disease treated with defibrotide	6
Long term management of people with post-tuberculosis lung disease	6
A mass-like lesion encasing the aortic arch and descending aorta: immunoglobulin G4-related periaortitis	6
Effects of statin use on serum creatinine phosphokinase levels in normal thyroid function	6
Usefulness of nasal cavity evaluation before high-resolution esophageal manometry in high-risk patients	6
Appropriate timing of antibiotic initiation in patients with sepsis or septic shock: a systematic review and meta-analysis	6
Prognostic role of the neutrophil-to-lymphocyte ratio in patients with chronic kidney disease	6
Geriatric risk model for older patients with diffuse large B-cell lymphoma (GERIAD): a prospective multicenter cohort study	6
Gastrocolic fistula, a rare complication of repeated gastric surgery	6
Analysis of thromboembolic events in head and neck cancer patients who underwent concurrent chemoradiotherapy with cisplatin	6
Inflammatory bowel disease in Korea: epidemiology and pathophysiology	6
Kidney transplantation in the elderly	6
A retrospective observational study of the appropriate starting dose of febuxostat in patients with gout	6
Omega-3 fatty acids and atrial fibrillation	6
Clinical impact of proteinase 3-antineutrophil cytoplasmic antibody positivity in eosinophilic granulomatosis with polyangiitis	6
Thrombotic and hemorrhagic events in 2016 World Health Organization-defined Philadelphia-negative myeloproliferative neoplasm	6
Denosumab, an effective osteoporosis treatment option for men	6
Is the anti-centromere antibody a marker for a distinct subset of polyautoimmunity in Sjögren’s syndrome?	6
Therapeutic effect of multiple functional minicircle vector encoding anti-CD25/IL-10/CXCR3 in allograft rejection model	6
Echocardiography in acute pulmonary embolism	6
Pandemics extend beyond infectious diseases: the emerging threat of non-communicable diseases	6
A rare case of acute transient thyroid swelling without hematoma after fine needle aspiration	5
HFA-PEFF scores: prognostic value in heart failure with preserved left ventricular ejection fraction	5
Hidden benefits beyond herpes zoster: a potential preventive strategy against hepatobiliary diseases	5
Endoscopic unusual appearance of stomach in a patient with Crohn’s disease	5
Reclassification of the overlap syndrome of Behçet’s disease and antineutrophil cytoplasmic antibody-associated vasculitis in patients with Behçet’s disease	5
Polymyxin B-hemoperfusion in patients with acute exacerbation of idiopathic pulmonary fibrosis: a single-center prospective pilot study	5
Sarcopenia in chronic kidney disease: from bench to bedside	5
Exercise capacity and risk of incident atrial fibrillation in healthy adults	5
Effect of growth hormone releasing hormone on chondrocytes of osteoarthritis	5
Turning evidence into action: the real challenge of guideline-directed medical therapy in acute myocardial infarction	5
Drug retention of biologic and targeted synthetic disease-modifying antirheumatic drugs in Korean patients with seropositive rheumatoid arthritis	5
Current perspectives on interstitial lung abnormalities	5
Minimizing radiation exposure in endoscopic retrograde cholangiopancreatography: a review for medical personnel	5
Findings suggestive of fanconi syndrome and multiple myeloma	5
Risk stratification of patients with gastric lesions indefinite for dysplasia	5
Human kidney organoids model the tacrolimus nephrotoxicity and elucidate the role of autophagy	5
Treatment of rituximab in patients with idiopathic membranous nephropathy: a case series and literature review	5
Time to presentation and mortality outcomes among patients with diabetes and acute myocardial infarction	5
Herpes zoster infection in patients with inflammatory bowel disease	5
Impact of body mass index on clinical outcomes in intestinal Behçet’s disease	5
Geriatric functional assessment for decision-making on adjuvant chemotherapy in older colon cancer patients	5