It involved using a camera to look for abnormal growths inside my bowel.
But, lying on the operating table waiting to be put to sleep, I suddenly realised the surgeon about to do the test hadn't introduced themselves.
Maybe they would speak to me afterwards, I thought.
But I was mistaken — not even a quick "hello".
The relationship between patient and doctor is as old as medicine itself.
Despite advances in drugs, surgery and scans, the process of getting better always starts with a conversation.