What is neuralgia

summary

Many people will have different degrees of neuralgia, it will make the patient's central nervous system pain, and sometimes also cause local pain. Patients with different degrees of neuralgia will have different clinical symptoms. Now let's talk about what is neuralgia.

What is neuralgia

First: neuralgia is one of the common symptoms of Neurology, this kind of pain refers to the pain without external stimulation, also known as spontaneous pain. There are many kinds of spontaneous pain, which can be divided into peripheral neuropathic pain and central neuropathic pain. Patients with unknown etiology are called primary neuralgia, while those with definite etiology are called secondary (or symptomatic) neuralgia.

Second, the lesion can be located in nerve root, nerve plexus or nerve trunk. It is often named after the peripheral nerve involved in the lesion. Local pain caused by stimulation of peripheral receptors by other local lesions and somatic pain caused by central nervous system sensory pathway lesions generally do not belong to the category of neuralgia. Neuralgia and neuropathy after limb trauma.

Third: the pain, hyperalgesia and hypersensitivity after limb trauma; the initial pain is limited to the trauma site or the distribution area of the injured nerve, and then can be extended to the whole limb. In addition to pain, there may also be vasodilation disorders (the skin becomes warm and dry at the beginning of vasodilation, and then becomes vasoconstriction, skin edema, cyanosis, and cold) and excessive or insufficient sweating. Nutritional changes of skin, subcutaneous tissue, and muscle, and osteoporosis should be treated in the hospital. It may be radioactive sympathetic dystrophy.

matters needing attention

Thus, the emergence of neuralgia is a particularly common neurological disease. The onset of it can be without any external stimulation, the clinical manifestations of patients are varying degrees of pain. Sometimes the pain is unbearable, which brings a lot of inconvenience to the normal life of patients and affects their health.