Sunday, July 20, 2014

Quiz #33: ICU Arterial line traces

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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