منابع مشابه
ACR appropriateness criteria jaundice.
A fundamental consideration in the workup of a jaundiced patient is the pretest probability of mechanical obstruction. Ultrasound is the first-line modality to exclude biliary tract obstruction. When mechanical obstruction is present, additional imaging with CT or MRI can clarify etiology, define level of obstruction, stage disease, and guide intervention. When mechanical obstruction is absent,...
متن کاملACR Appropriateness Criteria(®) myelopathy.
Myelopathy is a problem that requires imaging to distinguish among numerous specifically treatable causes. The first priority is to determine mechanical stability after trauma. Next, it is crucial to distinguish intrinsic disease from extrinsic compression-for example, by epidural abscess. Osteophytes or disc extrusions and metastatic compression are the most common causes of extrinsic lesions....
متن کاملAppropriateness of cesarean sections using the RAND Appropriateness Method criteria.
BACKGROUND The aim of this study was to identify the appropriateness of cesarean sections, performed in Tehran hospitals using standardized Rand Appropriateness Method (RAM) criteria. METHODS In this study we used the RAM criteria. In order to prepare the list of cesarean scenarios, clinical guidelines were selected, and the Appraisal of Guidelines for Research and Evaluation was used to choo...
متن کاملACR Appropriateness Criteria Head Trauma.
Neuroimaging plays an important role in the management of head trauma. Several guidelines have been published for identifying which patients can avoid neuroimaging. Noncontrast head CT is the most appropriate initial examination in patients with minor or mild acute closed head injury who require neuroimaging as well as patients with moderate to severe acute closed head injury. In short-term fol...
متن کاملACR Appropriateness Criteria® Sinonasal Disease.
Imaging of sinonasal pathology may occur for assessment of rhinosinusitis or mass lesions. Rhinosinusitis is prevalent in up to 16% of the US population with annual economic burdens estimated at 22 billion dollars. Rhinosinusitis is characterized as acute or chronic based on symptom duration; if four or more episodes occur annually, the term recurrent acute rhinosinusitis (RARS) is used. In acu...
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ژورنال
عنوان ژورنال: Journal of the American College of Cardiology
سال: 2010
ISSN: 0735-1097
DOI: 10.1016/j.jacc.2009.11.023