To me the primary problems don’t include potential access by bureaucrats on a mission (although that will always remain a problem). Rather, the primary problems are that:
- the record can be inaccurate, as a consequence of data entry stuff ups, and
You can also add doctor or machine error to that list. I was incorrectly prescribed blood pressure medication but after taking my blood pressure reading 2x a day for over a month it was proven that the Dr's machine was over reading.
However it is on the record that I supposedly had a history of high blood pressure and the Doctor just quietly dropped the prescription.