How to prevent postherpetic neuralgia

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beltPostherpetic neuralgia (postherpeticneuralgia, PHN) is the most common complication of herpes zoster, and is one of the intractable pain



Postherpetic neuralgia (postherpeticneuralgia, PHN) is the most common complication of herpes zoster, and is one of the intractable pain in middle-aged and elderly people. Herpes zoster

The regional characteristics of newly diagnosed acute nerve pain after still exists in the affected, mainly for spontaneous pain and allodynia, persistent pain for more than a month is defined as the postherpetic neuralgia. About 10% of patients with herpes zoster

Postherpetic neuralgia.


The chronicity of herpes zoster patients over the age or the formation probability of postherpetic neuralgia is very high, but with age. The incidence rate is also increasing, 80 years old of postherpetic neuralgia incidence can be as high as 75%. Persistent pain

No, some for decades. Patients with diabetes, herpes zoster in acute phase of body temperature more than 38.5 degrees, acute pain, skin lesions, the greater the incidence of herpes zoster neuralgia. Patients receiving radiotherapy and chemotherapy

Higher rate.

Postherpetic neuralgia is mainly clinical cure after acute herpes zoster still existed with persistent or paroxysmal pain, skin involvement often appear red, purple or brown. There is often a pale scar after this recession,

Sometimes, the longer course of disease also has no scar and very severe pain. Secondly, the affected area often feel loss or loss of sensation and skin symptoms, often allodynia (allodynia), which can produce severe skin touch

Unbearable pain; and hyperalgesia, namely the nociceptive pain enhancement. There are two types of post herpetic neuralgia pain: one is persistent burning pain, and the other is paroxysmal knife cut

Like pain. Two but all appear spontaneously appear in the skin and touch. Press the skin often can relieve pain, and touch the skin often unbearable. Some patients are often described as having an intolerable itching, feeling, or feeling delayed

Blunt. These feelings can be induced by fatigue, temperature changes, weather changes, and depression. Because of the intense fear of pain, the patients psychological burden, depression, and even lose their confidence in life and suicidal. check

The skin is often found to be impaired or lost in acupuncture, temperature, or touch around the skin of the scar area and even the scar area. But paradoxically, with the thumb or index finger graze or pull the skin can appear the skin pain medicine

The academic language is called "pain sensitive".

Postherpetic neuralgia pain is one of the world's most difficult to treat, "die of cancer" reputation. The pain, like the devil, afflicts the patient, and it is very difficult to treat. If once suffering from postherpetic God

The pain, long-term patients will suffer, nerve pain significantly, sleepless nights, need to take high cost at the same time, more difficult to bear. Less than a year, more than a few years, a person onset, family involvement, a serious impact on life

Quality. Therefore, the prevention of postherpetic neuralgia is particularly important, it is worth affirming that early application of antiviral drugs can inhibit the development of viral control of inflammation, shorten the course of treatment, reduce the incidence of PHN. Antiviral drug

It should be administered within 72 hours of the rash, and the best effect in the prodromal period or rash within 48 hours. At the same time, we should avoid mental stimulation, strengthen the regulation of work and rest, the law of life, enhance the resistance. Diet, diet

Feiganhouwei, to prevent damp heat, eat spicy products. The prevention of secondary infection, do not rub the affected area to avoid blisters rupture. In the acute period of herpes zoster pain in time to the pain clinic, and actively take effective comprehensive treatment of the hand

The shortest time to solve the problem of neuropathic pain, to prevent the development of chronic pain.

Postherpetic neuralgia is a difficult problem in the world, so far recognized on drug treatment of postherpetic neuralgia is possible effective antidepressants, antiepileptic drugs (such as Gaba Martin, pregabalin, etc.), topical lidocaine or capsaicin

Etc.. Gaba Martin is the first for neuropathic pain and properties of antiepileptic drugs, pregabalin is similar to Gaba Martin, treatment of postherpetic neuralgia is better than Gaba Martin, blood concentration rapidly reach the target level, and side effects

In recent years, China has been allowed to market new drugs. Intrathecal morphine infusion technology injection system administration or spinal cord nerve stimulation is the treatment of postherpetic neuralgia, curative effect is positive, but very expensive. At present, the main micro pain

Invasive therapy, in the treatment of damaged skin, nerve roots and ganglia and other parts of the block and nutritional repair with the treatment approach, the treatment cycle is generally six to eight weeks. For the cause of treatment, the damage of God

After the organization has been repaired, not only the spontaneous pain disappeared, but its pain, temperature and touch and other sensory functions to recover. At the same time, the patients with postherpetic neuralgia should be treated effectively and effectively


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