2003 Computed Tomography Imaging Modalities Magnetic Resonance Imaging 
Radiology Cafe
FEBRUARY 5, 2019
Tomography originates from the Greek words ‘tomos’, meaning ‘slice’ or ‘section’, and ‘graphia’, meaning ‘description of’. In the 1960s computers were increasingly available and more powerful and in 1971, the first computed tomography (CT) scan was performed on a patient. J Vasc Interv Radiol 2003; 14 (7): 841–853.
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. Perfusion computed tomography to assist decision making for stroke thrombolysis.
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