Viral Keratitis

A 32-year-old woman presents with a 5-day history of right eye pain, photophobia, and blurred vision. She reports a vesicular rash on the forehead and upper eyelid 2 days prior to eye symptoms. On examination, visual acuity is 6/9, and slit-lamp biomicroscopy reveals branching dendritic ulcers with terminal bulbs on the cornea. Corneal sensation is reduced. What is the most appropriate initial pharmacological management?

Most common site of recurrent herpetic keratitis in a patient with previous HSV-1 infection is:

A 28-year-old man with a history of recurrent herpes zoster ophthalmicus presents with corneal stromal inflammation, neovascularization, and anterior uveitis. Slit-lamp examination shows a stromal infiltrate with a granulomatous anterior chamber reaction. What is the drug of choice for varicella-zoster virus (VZV) stromal keratitis?

A 32-year-old woman presents with unilateral eye pain, photophobia, and blurred vision for 5 days. Slit-lamp examination reveals a dendritic ulcer with terminal bulbs on the cornea and conjunctival injection. Which investigation is most specific for confirming the diagnosis of herpes simplex keratitis?

Which morphological pattern of corneal ulceration is pathognomonic for primary herpes simplex keratitis?