Herpes Simplex Vs Herpes Zoster Ophthalmicus

The primary infection usually occurs in early childhood as chickenpox which got its name from the blisters on the skin that resemble chickpeas. Herpes zoster ophthalmicus hzo is caused by the localized reactivation of the varicella zoster virus vzv in the ophthalmic division of cranial nerve v.

Difference Of Herpes Simplex And Herpes Zoster لم يسبق له مثيل

Herpes simplex 1 is the same virus that causes cold sores on the lips and mouth.

Herpes simplex vs herpes zoster ophthalmicus. Since herpes zoster ophthalmicus hzo accounts for 20 of all locations of shingles the lifetime risk of hzo is about 1 2. Hzo occurs typically in older adults but can present at any age and occurs after reactivation of latent varicella zoster virus vzv present. Herpes zoster infections have serious complications including an acute unilateral painful rash postherpetic neuralgia a severely debilitating chronic pain syndrome acute and chronic eye disease and potentially fatal strokes.

Herpes zoster ophthalmicus is reactivation of a varicella zoster virus infection involving the eye symptoms and signs which may be severe include dermatomal forehead rash and painful inflammation of all the tissues of the anterior and rarely posterior structures of the eye. Herpes zoster ophthalmicus varicella zoster virus vzv is another neurotrophic virus that has a predilection for the trigeminal ganglion. Before the rash appears tingling may occur in the forehead along with a fever.

Varicella zoster virus vzv infections are widely distributed in the general population. Epidemiology and clinical importance herpes zoster is a neurocutaneous disease caused by the human herpes virus 3 member of the herpes virus family herpesviridae and exclusively infects human or simian cells the lifetime risk is 20 30 and 50 of those living until 85 years of age will be affected physical trauma and surgery have been. The varicella zoster virus is not to be confused with herpes simplex 1 another virus that causes eye herpes.

The incidence of recurrent herpes simplex and herpes zoster infection during treatment with arsenic trioxide. Herpes zoster ophthalmicus hzo also known as ophthalmic zoster is shingles involving the eye. In regard to ocular disease herpes simplex type 1 hsv i and hsv ii may cause blepharoconjunctivitis epithelial keratitis stromal keratitis necrotizing or non necrotizing iridocyclitis and or retinitis.

The lifetime risk of herpes zoster is estimated to be 10 20 increasing with age 1 4. Herpes zoster ophthalmicus hzo commonly known as shingles is a viral disease characterized by a unilateral painful skin rash in one or more dermatome distributions of the fifth cranial nerve trigeminal nerve shared by the eye and ocular adnexa. There may also be eye pain eye redness and light sensitivity.

Herpes simplex virus hsv is a very common infection that has been reported to be present in the trigeminal ganglion of nearly 100 of patients greater than age 60 at autopsy. Hzo is caused when the virus is reactivated in the nerves that supply the eye area. J drugs dermatol.

Symptoms generally include a rash of the forehead with swelling of the eyelid.

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