Quiz #33: ICU Arterial line Traces
13-year old patient who underwent repair of coarctation of
aorta earlier that day has two arterial lines – right radial & left
femoral. The apparent peak to peak pressure gradient across the coarctation
repair site is 37 mmHg.
Question: Based on the traces in each arterial line, is the
pressure gradient higher than, lower than or equal to 37 mmHg? Why?
(Click on the image to enlarge)
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