oa South African Family Practice - The therapeutic investigation : peripheralia
In years gone by, the diagnostic process was an intellectual exercise in history taking and examination, then choosing the appropriate investigation. In the Medieval Ages, when I started practising, we performed X-rays and a few blood tests, and had a centrifuge and microscope in the consulting rooms. There were no ultrasounds or scans, and I was mostly confident of my assessments based on the history and examination.
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