Symptoms of leg neuralgia are related to the causative factors, with different causes and symptoms, the main ones being shingles neuralgia, arterial embolism neuralgia, venous embolism neuralgia, lumbar disc neuralgia, and femoral head necrosis neuralgia. The details are as follows: 1. Herpes zoster neuralgia: caused by herpes zoster virus invading the nerves of the lower limbs, it is a paroxysmal pinprick pain, cutting pain or electric shock pain, accompanied by the symptoms of cutaneous nociceptive hypersensitivity and nociceptive hypersensitivity, and the pain is more serious; 2. Arterial embolism neuralgia: because of arterial embolism caused by lower limb neuralgia, with resting pain as the main pain, accompanied by abnormal skin sensation, skin temperature becomes cold, and severe accompanied by limb movement disorder; 3. Venous embolism neuralgia: accompanied by fever, redness, swelling, if in the thin skin area, you can feel the striated thrombus, mainly in the form of swelling pain and burning pain. 4. Lumbar disc herniation: pain caused by lumbar disc herniation is radiating pain from top to bottom, with obvious discharge sensation. Most of them have numbness and dull skin sensation. Accompanied by forced position, aggravated when walking, alleviated by bed rest; 5. Necrosis of the femoral head: the pain is accompanied by discharge-like pain, which is dull. It is accompanied by claudication. The appearance of leg neuralgia is recommended to go to the regular hospital as soon as possible, standardized diagnosis and treatment.