It is all too easy to respond to a patient's complaints with a referral for a scan. A 70 year old with knee pain might have a meniscus tear, but they are also more likely to have osteoarthritis (in which case the meniscus tear is irrelevant).
It is the old approach: take a history, examine the patient, use investigations to clarify the differential diagnosis options.
It is the old approach: take a history, examine the patient, use investigations to clarify the differential diagnosis options.