Which is the least commonly involved nerve in herpes zoster opthalmicus?
Herpes Zoster Ophthalmicus is defined as Herpes Zoster involvement of ophthalmic division of trigeminal nerve. Branches of ophthalmic divison are frontal, lacrimal and nasociliary . Of these frontal nerve is most commonly involved. Hence, the least commonly involved nerve is the facial nerve.
Facial nerve
Frontal nerve
Lacrimal nerve
Nasociliary nerve