Herpes zoster lesions are characterized by erythema, papules, and clustered blisters in a band-like arrangement along the unilateral nerves of the body, with tense, shiny walls and clarified blister fluid.
It is an inflammatory reaction of the nerves and skin caused by varicella-zoster virus infection of the human body, and its performance varies according to the different parts it invades and the different immunity of the body.
1. Varicella-zoster virus most commonly invades the area innervated by the intercostal nerves, and the lesions are characterized by erythema, blisters and papules arranged in a band along the skin area innervated by the invading nerves, and the blisters are in clusters and not fused together, which are mostly distributed on one side of the body and generally do not go beyond the median line, and the neuralgia is one of the characteristics of the disease, and it can occur before the onset of the disease or with the appearance of the skin lesions.
2. When varicella-zoster virus invades the ophthalmic branch of the trigeminal nerve, it can involve the cornea to form ulcerative keratitis, and it can also spread to the fundus of the eye to cause acute retinal necrosis syndrome.
3. When varicella-zoster virus invades the facial nerve and auditory nerve, it manifests as herpes of the ear canal or tympanic membrane.
4. When the involvement of the geniculate ganglion also invades the motor and sensory nerve fibers of the facial nerve, the patient may present with facial paralysis, earache and herpes of the external auditory canal.
If you suspect that you are infected with herpes zoster, it is recommended that you go to a regular hospital in a timely manner and under the guidance of a doctor to avoid delays.