Physics of Nuclear Medicine — MCQs

Which technetium is most commonly used in bone pathology?

Gamma camera in Nuclear Medicine is used for –

Ionizing radiation acts on tissue leading to

Which of the following statements about the half-life of radioisotopes is false?

A dense nephrogram is obtained by

The T1/2 of Iodine-131 is:

Which of the following agents is used to measure Glomerular Filtration Rate (GFR)?

A thyroid FNA shows 'bubble gum' colloid. Which nuclear feature would best support papillary thyroid carcinoma?

In designing a clinical protocol for PSMA PET imaging in prostate cancer, which combination of factors would provide optimal image quality while minimizing radiation exposure?

A patient with treated breast cancer shows a liver lesion on CT. FDG-PET shows SUVmax of 2.8 in the lesion. Follow-up scan after 3 months shows increase in size but SUVmax decreased to 1.9. What is the most likely explanation?