Side effects and percentages not disclosed RE radiation

I fully appreciate that admin staff are given strict instructions about not tying up medical staff in impossible or inconvenient appointments, but they can be crazy. My cardiologist's receptionist sent reminders for umpteen appointments, confirming them for appointments in Gippsland instead of Melbourne. All that achieved was tying up the switch for hours while everyone panicked! Just be grateful they are not administering treatment.....