Cardiac Arrhythmias — Topic Test
13 questions · exam mode (answers revealed at the end). 18 min suggested.
A 50-year-old man has recurrent flushing, secretory diarrhoea and right-sided cardiac murmurs. Urinary 5-HIAA is elevated. Which investigation best localises the primary tumour responsible?
ALow-dose dexamethasone suppression test
BSerum gastrin
CGallium-68 DOTATATE PET-CT
DPlasma metanephrines