The Transorbital view is carried out for: (A) Petrous apex, (B) Mastoid process, (C) Bilateral mastoid pathology, (D) Internal auditory meatus
Answer is D. Transorbital view: This view is taken with occiput on the film with an orbitomeatal line at right angles to the film. X-ray beam passes through the orbit. Structures seen are:(a) Internal auditory canal.(b) Cochlea.(c) Labyrinth.(d) Entire petrous pyramid projected through the orbit. Ref: Textbook of ENT, Dhingra; 6th edition Ref img Transorbital X-ray of patient 1 after the paial explantation of the cochlear implant due to the recurrence of FIPT. The intracochlear pa of the electrode is still in situ.