Herpes Zoster Ophthalmicus

Question 1

Definition

Answer 1

HZO is the reactivation of the varicella zoster virus in the area supplied by the ophthalmic division of the trigeminal nerve
-10% of shingles cases

Question 2

Features

Answer 2

• Vesicular rash around the eye

- Rash on tip of nose (hutchinson sign) - indicator for ocular involvement

Question 3

Management

Answer 3

• Oral antiviral treatment 7-10 days
• Oral corticosteroids (reduce duration off pain)
• Ocular involvement = specialist review

Question 4

Complications

Answer 4

Ocular: conjunctivtis, keratitis, episcleritis, anterior uveitis
Ptosis
Post-herpetic neuralgia