Otalgia mnemonic

Otalgia means earache

Causes of otalgia are
1.Local 2.Referred
Local causes are again maybe in External ear originated or Middle ear generated

So mnemonic for the causes of otalgia due External ear origin is FEMOral NErve HERnia

F=Furuncle
E=External otitis{Otitis external}
M=Myringitis bullosa
O=Otomycosis
NE=NEoplasms
HER=HERpes zoster

Mnemonic for otalgia arising Due to middle ear pathology

MAST EUSTACHIAN tube CARCINOMA Surgery in EXTRADOOR AIR(MAST in Hindi means amazing)

MAST=MASToiditis
EUSTACHIN tube=Eustachian tube obstruction
CARCINOMA=Carcinoma of middle ear
S=SOM(Serous otitis media), aSom(acute Suppurative otitis media)
EXTRA DOOR= EXTRA DURAl Abscess
AIR=AERO otitis media (AIR is AERO)

Referred pain you don't need to remember the causes just remember that nerve supply to ear is via some nerves and you just remember the name of those nerves..

These are V, IX, X, C2, C3 nerves...