Intra Op Ultrasound vs Lap Ultrasound

Q) Which is true regarding comparison of Lap intra op Ultrasound with traditional Intra op Ultrasound in liver surgery?

a) It is more sensitive

b) It is more specific

c) More time consuming

d) Anatomy better delineated with IOUS

Ans c

The procedure can be time consuming in patients with dense adhesions.

Sensitivity and Specificity are same

Anatomy seen equally with both

IUS has been shown to successfully locate insulinomas in 85% of cases. When combined with intraoperative palpation, the detection rate can be in the 95 to 100% range. IUS was shown to detect 83% of gastrinomas in one series, including 100% of intrapancreatic lesions.


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