Shingles in the eye is also known as the herpes zoster ophthalmicus (HZO). This ailment occurs when a dormant chickenpox virus reactivates and travels through the trigeminal nerve, affecting the eye and the surrounding area. It can manifest as a tingling, burning sensation, and pain in the initial stages. After a few days in the later stage, rashes and blisters begin to appear. Shingles can be...