Monitoring surgeons’ capacities over time are rooted in professional duties to protect patients’ safety. Aging surgeons should undergo assessments and be encouraged to stop practicing before their diminished skill becomes too risky.
AMA J Ethics. 2016;18(10):986-992. doi:
10.1001/journalofethics.2016.18.10.ecas2-1610.
There is no morally compelling reason to distinguish a doctor from a tank driver on the battlefield except for the fact that both sides agree to protect medical personnel.