On the subject of acronymns, here are some I found online (many of which I had heard before (revealing many medics' prejudices, it has to be said...
GOK: God only knows.
PRATFO: patient reassured and told to f*** off.
GPO: Good for Parts Only
NFN: Normal For Norfolk
GROLIES: Guardian Reader Of Low Intelligence in Ethnic Skirt
TEETH: Tried Everything Else, Try Homeopathy
LOBNH: Lights On But Nobody Home
FLK: Funny Looking Kid
OAP: Over-Anxious Parent
and I particularly like this one (which may be a one-off, never heard it before):
DOB : Delusions of bunnies