From Longman Dictionary of Contemporary Englishbrain scanˈbrain scan noun [countable] MHa process in which detailed photographs of the inside of your brain are taken and examined by a doctor
Examples from the Corpus
brain scan• We took him to hospital and he had various tests and a brain scan.• Shame he's not a proctologist-he could have given Fat Barry a brain scan.• Clearly a brain scan was needed.• He was pulled from the game after the hit, and sent to a hospital for a brain scan.• He was given a brain scan there that showed he did not need immediate brain surgery.• Yet another picture shows her in hospital having a brain scan.• Ansah was carried off with concussion at Luton on Saturday, but had a precautionary brain scan and reported fit this morning.• The brain scan, the chest scan, the throat and bone scans all said the cancer had gone. 