Sciatica

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Written by Cheng Bin
Orthopedics
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Pre-symptoms of sciatica

For the early symptoms of sciatica, it is usually manifested as obvious pain in the area where the sciatic nerve enters and distributes. The main symptom is radiating pain, especially under circumstances such as catching a cold, strenuous exercise, fatigue, or suffering from trauma, where the pain will be more pronounced. There are many causes of sciatica in clinical practice. Common causes include issues with the lumbar spine, such as disc herniation, lumbar spondylolisthesis, and spinal stenosis, which can compress the spinal nerves and result in symptoms of sciatic nerve pain.

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Written by Cheng Bin
Orthopedics
47sec home-news-image

Can sciatica be treated with acupuncture?

Regarding whether acupuncture can be used for sciatica, it should first be clarified that acupuncture is feasible for treating sciatic nerve pain. Acupuncture can promote the recovery of nerves, thereby effectively alleviating the symptoms of sciatic nerve pain. However, it is important to note that it is best to undergo acupuncture in the acupuncture and massage department of a formal hospital. Formal hospitals are more professional, have a better grasp of indications, and tend to provide more satisfactory results. Additionally, for patients with sciatic nerve pain, it is crucial to minimize local irritation. It is essential not to expose the area to cold, apply local heat, and combine treatment with some neuro-nourishing medications, such as mecobalamin, which is quite effective.

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Written by Na Hong Wei
Orthopedics
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What is sciatica?

Sciatica refers to severe pain caused by various reasons that result in the compression and irritation of the sciatic nerve. The typical pain of sciatica radiates from the lower back to the buttock or the back of the thigh and the lateral side of the leg down to the foot. The pain can intensify during coughing or increased abdominal pressure. Additionally, this condition is often accompanied by dullness or numbness, and in a minority of cases, it can cause bilateral sciatica. Generally, there are three main causes of sciatica: The first is chemical irritation, mainly when the disc tissue comes into contact with the sciatic nerve, releasing chemical substances that stimulate and trigger an autoimmune response, resulting in neuritis. The second cause is mechanical compression, primarily from protuberance and nucleus pulposus compression or traction on the already inflamed nerve root, leading to obstructed blood flow and worsening edema. The third cause follows chemical stimulation and mechanical compression, leading to ischemic symptoms in the injured nerve, which then results in pain. Therefore, sciatica typically has primary and secondary causes. The primary cause is sciatic neuritis, while secondary causes are usually associated with lumbar spinal stenosis, lumbar disc herniation, lumbar tumors, and piriformis outlet syndrome.

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Written by Guan Jing Tao
Orthopedics
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Does sciatica cause numbness in the legs?

Sciatica can cause sensory abnormalities in one lower limb and even lead to muscle weakness. It can also cause numbness and sensory abnormalities on the dorsum or sole of the foot. However, foot numbness should first exclude causes like exposure to cold or poor blood circulation in the lower limbs. After excluding other causes of foot numbness, it can be diagnosed as sciatica-induced symptoms such as foot numbness. At this time, it is advisable to actively nourish the nerves and avoid certain postures that may aggravate sciatica. Additionally, sciatica can also be caused by lumbar disc herniation, or simply by the local compression of the sciatic nerve in its course.

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Written by Guan Jing Tao
Orthopedics
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Is it useful to take calcium supplements for sciatica?

Generally speaking, supplementing calcium has very limited effects on sciatica. Sciatica is typically caused by compression at the location where the nerves deviate, or by herniated lumbar discs, leading to compression of the sciatic nerve. This means that different compression sites require different treatment methods. For sciatica, if it is caused by a herniated lumbar disc compressing the nerve, minimally invasive surgery can be performed when necessary to remove the protruding disc tissue. If the sciatic nerve is compressed near the buttocks or the piriformis, surgery may be required to remove part of the tissue to relieve or loosen the compressed sciatic nerve. In terms of medication, oral nutritional supplements for nerves, anti-inflammatory and blood-activating drugs can be used to improve the condition of the compressed sciatic nerve. This can further alleviate corresponding symptoms such as pain and sensory abnormalities, while the role of calcium supplementation is very limited or ineffective. (The use of medication should be under the guidance of a professional doctor.)

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Written by Na Hong Wei
Orthopedics
51sec home-news-image

Can sciatica be cured completely?

Sciatica is difficult to cure completely. If it is primary sciatica, which is caused by inflammation of the sciatic nerve, there is a possibility of complete cure after medical treatment. However, secondary sciatica is generally difficult to completely cure because it is usually caused by spinal diseases, such as herniated discs, spinal stenosis, or even spondylolisthesis. In such cases, even after solving the primary disease, some problems may persist, continuing to stimulate the sciatic nerve, making it difficult to cure completely. If the sciatica is caused by spinal tuberculosis or a spinal tumor, the situation is even more complicated. Even if the primary lesion is resolved, it cannot guarantee that it will not recur. Therefore, sciatica is difficult to cure completely.

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Written by Guan Yu Hua
Orthopedic Surgery
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Can sciatica patients walk?

Sciatica can be managed with activities like walking, brisk walking, or jogging. It is best to walk or even walk backwards. It is important to avoid sitting for long periods, bending over, or carrying heavy objects. When the spine is bent, it can increase the pressure on the intervertebral discs, potentially worsening the nucleus pulposus, rupturing the annulus fibrosus, and causing a series of symptoms related to nerve root compression. This compression can cause local swelling, which can press on the nerves to varying degrees. It is recommended to strictly rest on a hard bed, and generally, with about ten days to two weeks of warming up the lower back, recovery is usually achievable. Gradual relief and disappearance of symptoms can occur, and it is advisable to avoid sitting for long periods, bending, or carrying heavy loads. Moderate walking is suitable.

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Written by Lv Yao
Orthopedics
39sec home-news-image

Can sciatica patients run?

The pain of the sciatic nerve is generally caused by degeneration of the intervertebral disc. The nucleus pulposus protrudes through the rupture of the fibrous ring of the degenerated disc, compressing the nerve root, which leads to symptoms such as sciatic nerve pain, numbness, and even restricted movement when walking. The intervertebral disc serves to absorb shocks and cushion the pressure on the lower back. During running, the load on the lower back increases, which could potentially exacerbate the symptoms of sciatic nerve pain. Therefore, it is best to avoid running exercises when sciatic nerve pain is caused by degeneration of the intervertebral disc.

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Written by Guan Jing Tao
Orthopedics
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Where to perform moxibustion for sciatica

Typical sciatica, in addition to soreness and numbness in the buttocks, is accompanied by sensory abnormalities in the back of the thigh, the back of the calf, the lateral muscles, and the foot. Thus, the location for moxibustion treatment spans from the buttocks to the thigh and calf, targeting corresponding traditional Chinese medicine acupoints progressively. This can alleviate, to some extent, the sensory abnormalities in the buttocks and lower limbs caused by sciatica. It is recommended to concurrently take oral medications that nourish the nerves to collectively reduce symptoms and shorten the duration of the illness. If there is no significant relief after two to four weeks of treatment, it is advised to revisit the hospital for further examination and treatment. Hospitalization for systematic treatment may be necessary.

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Written by Lv Yao
Orthopedics
1min 1sec home-news-image

What is the fastest way to treat sciatica?

When pain occurs in the sciatic nerve, the first thing we need to consider is whether it is caused by degeneration of the intervertebral disc. Accompanied by the rupture of the fibrous ring, it protrudes and compresses the nerve root, causing pain and numbness in the lower limbs, and even limited mobility. Once sciatic nerve pain occurs, it is essential to identify the cause so that treatment can begin as soon as possible. If it is due to degeneration of the intervertebral disc, early stages can involve back exercises and appropriate medication to alleviate these symptoms. For example, sleeping on a firm bed, wearing a lumbar support during activities, minimizing sitting time, or avoiding bending over to pick things up. Additionally, you can perform exercises like the "bird flying" and the "plank bridge" for back muscle training to help reduce pain symptoms. If these do not alleviate the pain, pain relief or anti-inflammatory medications may be prescribed for symptomatic treatment.