Social Insurance Saitama Chuo Hospital

Dual-tracer 18F-FDG and 18F-FLT PET/CT for differentiating metastatic lymph nodes from sarcoid involvement in a patient with vulvar squamous cell carcinoma and coexisting pulmonary sarcoidosis

Differentiating sarcoidosis lesions from metastatic lymph nodes is a well-known clinical challenge, particularly in patients with malignancy in whom sarcoid lesions may mimic nodal metastases on 18 F-fluorodeoxyglucose positron emission tomography/computed tomography ( 18 F-FDG P...

Aspirin Omission at the Time of Primary Percutaneous Coronary Intervention in STEMI

BackgroundThe safety of omitting up-front treatment with aspirin during primary percutaneous coronary intervention (PCI) in patients with ST-segment elevation myocardial infarction (STEMI) remains unclear. MethodsWe conducted a multicenter, open-label, randomized trial in Japan i...

Variation in meningioma recurrence risk estimates across observational cohorts: the influence of calendar time, WHO classifications, geographical settings, and healthcare systems

Abstract Purpose Recurrence risk estimates underpin meningioma research, including molecular classification and clinical trial benchmarking, yet are often based on retrospective or historical data. The aim of this study was to assess the variation of recurrence risk estimates acr...