Sciatica refers to pain that occurs along the distribution of the sciatic nerve, the largest nerve in the body. This nerve extends from nerve roots in the spinal cord in the low back through the buttock area down the lower limb.
Sciatica signs and symptoms include pain that occurs from the low back to behind the thigh and radiating down below the knee. Other associated symptoms can include
- back pain,
- buttock pain,
- hip pain,
- difficulty walking,
- muscle weakness,
- leg numbness or a pins and needles sensation,
- a burning sensation,
- foot numbness, or
Cause of sciatica
The irritation of the sciatic nerve in sciatica is most often caused by a herniated disc in the lumbar spine that impinges on or pinches the nerve root. Infections and spinal stenosis due to bone spurs or tumors are less common causes.
Other sciatica symptoms and signs
- Back Pain
- Burning Sensation
- Buttock Pain
- Difficulty Walking
- Foot Numbness
- Hip Pain
- Leg Numbness or a Pins and Needles Sensation
- Muscle Weakness
Main Article on Sciatica Symptoms and Signs
Pictures, Images, Illustrations & Quizzes
Picture of Sciatica
Pain that results from irritation of the sciatic nerve and typically radiates from the buttock to the back of the thigh. Although...
What Is Sciatica? Symptoms, Causes, Treatments
Sciatica pain radiates from the lower back toward the feet. Sciatica may feel like a cramp in the leg, burning, tingling,...