2012 Diagnostic Imaging Modalities Radiographer 
REBEL EM
JANUARY 25, 2023
rebound and guarding) Diagnostics Laboratory Tests Commonly ordered lab tests (i.e. There is no history or physical exam feature that rules out the disease Lactate elevation is a late finding in SBO. A normal lactate does not rule out the diagnosis Plain X-rays perform poorly in making or ruling out the diagnosis.
Northwestern EM
JANUARY 6, 2020
3] To identify a causative vascular lesion, which may or may not be amenable or contraindicatory to thrombolysis Non-Contrast Head CT NCCT is usually the first imaging modality obtained in the acute evaluation for stroke. Cerebral CT angiography and CT perfusion in acute stroke detection: a systematic review of diagnostic value.
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