An unusual blood pressure reading

Excerpt

The non-invasive blood pressure (NIBP) reading shown in the image (bottom right part of the screen) was obtained during abdominal oncological surgery. The NIBP monitor was placed on the right arm with the invasive arterial cannula in the left radial artery. On the upper left side of the monitor’s screen, there is a 30-min trend. The third reading from the top shows stable arterial blood pressure at the time of the NIBP reading, within the same systolic blood pressure range. This was the only anomalous NIBP reading during the case. After the operation, the NIBP equipment was checked and found to be in normal operating condition.

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