There are several reports that have described the differential diagnosis between herpes zoster infection and sciatica of lumbar spine origin. Sprenger De Rover  reported that the absence of abnormal MRI findings in the lumbar spine can rule out sciatica of lumbar spine origin.
Can sciatica be caused by a virus?
Viral Infections (example: shingles)
Viral infections such as shingles have been known to mimic spine pain conditions and result in sciatica pain symptoms.
What kind of infection can cause sciatica?
found evidence of bacterial infection in 43 of 140 patients with sciatica. (See Stirling et al., 2001.) Among 36 patients who eventually underwent disc surgery, 19% demonstrated infection with the common skin bacterium Propionibacterium acnes.
What can be mistaken for sciatica?
Piriformis syndrome can be a real pain in the butt. The problem is, piriformis syndrome is often mistaken for sciatica. While both conditions interfere with sciatic nerve function, sciatica results from spinal dysfunction such as a herniated disc or spinal stenosis.
Can sciatica Be Cured?
Sciatica usually goes away on its own, with or without treatment. A doctor can diagnose the cause of sciatica and may prescribe treatment to speed healing.
How should I lay with sciatica?
Many people with sciatica pain find lying down painful. In general, sleeping on your side or on your back tend to be better than sleeping on your stomach. If you’re a side sleeper, you may find it helpful to put a pillow between your knees and/or between your waist and the mattress.
Does sciatica affect bowels?
The symptoms of this disorder can include: an inability to control your bladder or bowels, which can result in incontinence or retention of waste. pain in one or both of your legs. numbness in one or both of your legs.
When should I worry about sciatica?
Mild sciatica usually goes away over time. Call your doctor if self-care measures fail to ease your symptoms or if your pain lasts longer than a week, is severe or becomes progressively worse. Get immediate medical care if: You have sudden, severe pain in your low back or leg and numbness or muscle weakness in your leg.
How do you know if it’s sciatica or herniated disc?
X-rays, CT scans, and MRIs can look for herniated disks or bone spurs that clearly would be causes of sciatica. An electromyography (EMG) test can also tell them what nerves in your back are being compressed.
Does xray show sciatica?
Imaging studies are usually needed to diagnose the cause of sciatic nerve pain. An MRI of the lumbar spine will show many causes of low back pain and sciatica, including disc herniations, facet arthritis, and lumbar spinal stenosis. Digital x-rays and CT scans may also be used to diagnose the cause of sciatica.
What sciatica feels like?
Sciatica pain is often experienced as a shooting, searing pain that radiates down the back of the leg. Sometimes, numbness, tingling, or burning is felt along the nerve. Some people describe the nerve pain as electric-like. Conversely, sciatica symptoms may be experienced as more of a constant, dull pain.
How do you diagnose sciatica at home?
- Sit upright in a chair without back support.
- Clasp your hands behind your back.
- Slump forward and bring your neck down, touching your chin to your chest.
- Extend one leg forward and flex your foot towards your shin.
- Repeat with the other leg.