Radiology Measurements & Follow Up

GB Ultrasound 1,2: GB wall <4mm, measured anteriorly at thinnest portion. CBD width <4mm + 1 mm for each decade after 40. AAA ultrasound3,4,5: Abnormal >3cm Most common infra-renal Mortality at rupture 85-90% Considerations for repair: 5.5 cm (men) and 5.0 cm (women) Growth >0.5 cm in 6 months Surveillance rates: 3-3.4cm – every 3 years 3.5-4.4cm  – annual 4.5-5.4cm –

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RUSH Protocol

Rapid Ultrasound for Shock and Hypotension (RUSH) The HIMAP protocol was originally published by Weingart et al in 2009 after being discussed publicly in lecture format. The original article appears here.  The protocol examines the following areas: H – Heart (parasternal and four-chamber views) I – Inferior Vena Cava (for volume responsiveness) M – Morison’s pouch (i.e., FAST exam) and views of thorax

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CT Contrast and Kidneys (FAQ)

American College of Radiology Manual on Contrast Media (download pdf): 1) Do end-stage renal patients need urgent dialysis after a CT scan with IV contrast? No “Most low-osmolality iodinated contrast media are not protein-bound, have relatively low molecular weights, and are readily cleared by dialysis. Unless an unusually large volume of contrast medium is administered, or there is substantial underlying

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