题目内容

PET / CT [18F] FDG can be used to diagnose cancer. The advantages of PET and CT joint imaging over PET imaging alone are:

A. Using PET / CT, CT can provide metabolic information that PET cannot provide
B. PET / CT provides higher diagnostic accuracy and tumor location information
CT has no advantage over [18F] FDG PET in cancer diagnosis

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SPECT radiopharmaceutical [99mTc] sodium pertechnetate and [123I] sodium iodide were used to image which part:

A. Heart
Brain
C. Thyroid

Which of the following radioisotopes is used for SPECT

A. Indium-111.
B. Fluorine-18.
Carbon-11.

How does iodine-123 decay?

A. By capturing electrons
B. Conversion by isomeric extraction
C. By alpha decay

Doppler ultrasound can be used to display

A. Fetal heart beat
B. Rear artifacts
C. Blood flow

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