Korner's septum is seen in ?
Mastoid develops from squamous and petrous bone.Korner's septum is persistence of petrosquamous suture in the form of a bony plate.Korner's septum is surgically impoant as it may cause difficulty in locating the antrum and the deeper (ells, and thus lead to incomplete removal of disease at mastoidectomy. Mastoid antrum cannot be reached unless theKorners septum has been removed.
Petrosquamous suture
Temporosquamous suture
Petromastoid suture
Frontozygomatic suture