| ECS | elective cosmetic surgery; electrocerebral silence; electroconvulsive shock, electroshock; endocervi... |
|---|---|
| ECST | European carotid surgery trial |
| FBSS | failed back surgery syndrome |
| FCMS | Fellow of the College of Medicine and Surgery; Foix-Chavany-Marie syndrome |
| FDS | Fellow in Dental Surgery; fiber duodenoscope; flexor digitorum superficialis |