Imaging of the Abdomen and Pelvis

Question 1

What is the difference between CT and MRI?

Answer 1

• CT bones are white, fat is black and water is grey

- MRI bones are black, bone marrow is white, fat is white and water is white or grey (T2 or T1)

Question 2

What artery runs medial to the deep inguinal ring

Answer 2

Inferior epigastric artery

Question 3

Which hernias cannot enter the scrotal sack?

Answer 3

Direct inguinal hernias

Question 4

Where is the lesser sac?

Answer 4

Between the pancreas and the stomach

Question 5

What plane demarcates the right and left anatomical liver lobes?

Answer 5

Gall bladder and inferior vena cava

Question 6

What is a firm structure palpated through the anterior wall of the rectum likely to be?

Answer 6

Cervix

Question 7

Cancer of which organ is likely to spread to inguinal lymph nodes?

Answer 7

Penis - external genitalia drain to inguinal lymph nodes, bladder and prostate drain to iliac lymph nodes and the testes and ovaries drain to para-aortic lymph nodes