Practice question

Answer the question and get instant feedback.

MediumGastroenterologyCoeliac Diseaseukmlamrcgp aktpane

A 37-year-old man reports weight loss, diarrhoea, and a new rash over extensor surfaces (dermatitis herpetiformis). Best initial investigation?

Practice more on iatroX

Educational content. Not a substitute for clinical judgement or local policy.