The sequelae of herpes zoster neuralgia, i.e. posterior neuralgia, mainly manifest as pain, which is various in nature, such as burning, pins and needles, electric shock-like pain, and even an ant-like sensation and numbness. Severe patients may develop psychiatric symptoms, such as anxiety, depression, communication disorders, and even suicidal tendencies. Other sequelae include the following: 1. Hunt syndrome: a specific type of herpes zoster occurring in the ear; 2. Herpes zoster in the trigeminal nerve region, which can leave facial paralysis, reduced vision, or even blindness.