Structurally Expensive: The Durable Drivers of High United States Healthcare Spending [0.03%]
结构复杂：美国医疗支出居高不下的持久驱动因素
Adam C Powell
Adam C Powell
U.S. healthcare spending has remained persistently high despite repeated efforts at correction. This essay offers a structural explanation. Waste, excess prices, and administrative complexity matter, but much spending growth reflects durabl...
Adam C Powell
Adam C Powell
Physicians operate at the intersection of 2 conflicting imperatives: the clinical mandate to avoid missed diagnoses and the ethical requirement to avoid unnecessary interventions. While advanced imaging can reduce diagnostic uncertainty, ov...
Lucy Gregory,Hugh Harvey
Lucy Gregory
The National Institute for Health and Care Excellence (NICE), which advises the National Health Service (NHS) on cost-effective resource allocation, introduced its Early Value Assessment (EVA) pathway in 2020 to accelerate access to promisi...
Integrating AI Into Emergency Radiology: Promises, Pitfalls, and Practical Approaches [0.03%]
人工智能在急诊放射学中的整合：机遇、挑战与实用方法
Zachary D Miller,William E King rd,Nathan Cross et al.
Zachary D Miller et al.
Emergency radiology operates in a high-acuity, time-sensitive environment where imaging is tightly integrated into real-time clinical decision-making. Growing imaging demand, increasing case complexity, and workforce constraints have intens...
Intra-abdominal Free Air: Diagnostic Challenges and Critical Differentiators [0.03%]
腹腔游离气体的诊断挑战及关键鉴别点
Yu Chih Hung,Mark Ehrhart,Sally Midani et al.
Yu Chih Hung et al.
Intra-abdominal free air is a critical radiologic finding that commonly indicates hollow viscus perforation. Prompt recognition of this finding on plain radiography and computed tomography (CT), 2 of the most commonly used modalities in the...
Large Total Joint Arthroplasty Complications in the Emergency Department: What the Radiologist Needs to Know [0.03%]
急诊大关节置换术后并发症：放射科医生需要了解什么
Jennifer S Weaver,Erica M Lanser,Robert O Cone et al.
Jennifer S Weaver et al.
Large total joint arthroplasties (TJA), including total shoulder arthroplasty (TSA; anatomic [aTSA] and reverse [rTSA]), total knee arthroplasty (TKA), and total hip arthroplasty (THA), are among the most commonly performed and cost-effecti...
Rapid MRI for Pediatric Patients: Indications, Protocols, and High-Yield Diagnoses for Emergency Radiologists [0.03%]
儿科患者的快速磁共振成像：急诊放射科医师的适应证、协议和高产诊断
Katherine N Epstein,Justine Kemp,Cara E Morin et al.
Katherine N Epstein et al.
Rapid MRI protocols are increasingly used in pediatric emergency imaging, providing fast, high-quality images without ionizing radiation, intravenous contrast, or sedation. These focused exams, using limited, optimized sequences, maintain d...
Daniel Parrott,Bari Dane
Daniel Parrott
Photon counting computed tomography offers spectral capabilities on every scan, significant radiation exposure reductions with improved image quality, and improved spatial resolution. Spectral reconstructions, such as iodine maps and virtua...
Beyond the Maps: A Radiologist's Guide to CT Perfusion Pearls and Pitfalls [0.03%]
超出手册之外：CT灌注成像要点与陷阱的放射学解读指南
Hussein Alsa&#x;di,Kyle Werth,Kelly Dahlstrom et al.
Hussein Alsa&#x;di et al.
Computed tomography (CT) perfusion has become a cornerstone of acute ischemic stroke imaging, extending treatment eligibility beyond conventional time windows and enabling individualized, tissue-based decision-making. Despite its widespread...