Islet Cell Tumours

Question Number 1527

In the imaging of Islet Cell Tumours

a) liver metastases tend to be hyperechoic
b) most gastrinomas are malignant
c) when using spiral CT intravenous contrast is not usually required
d) MR gastrinomas are often imaged using fat-suppressed spin-echo techniques
e) the sensitivity of selective arterial angiography in detecting gastrinomas is less than 50%

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