There was the case of the doctor who developed appendicitis, and with no other doctors around, did his own appendectomy... https://en.wikipedia.org/wiki/Leonid

There was the case of the doctor who developed appendicitis, and with no other doctors around, did his own appendectomy... https://en.wikipedia.org/wiki/Leonid_Rogozov https://en.wikipedia.org/wiki/Leonid_Rogozov