Which of the following investigation is not necessary for investigating optic neuritis?
Correct Answer: USG B scan
Description: USG B scan is not useful for evaluating optic neuritis. MRI head and orbit is needed for evaluation of optic neuritis to rule out MS. ESR- |sed in infectious causes of optic neuritis. Visual fields are used for follow up and extent of vision loss. OCT (Optical coherence tomography)- used to see amount of optic nerve edema.
Category:
Ophthalmology
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