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- Lateral recess stenosis (LRS) is the narrowing of the space within the spinal canal that is located toward the sides. Called the lateral recess, or Lee's entrance, this passageway for nerves is close to the spinal nerve root.
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Aug 8, 2023 · Lateral recess stenosis (LRS) is the narrowing of the space within the spinal canal that is located toward the sides. Called the lateral recess, or Lee's entrance, this passageway for nerves is close to the spinal nerve root.
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What is lateral recess stenosis?
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Sep 8, 2023 · Lateral recess stenosis refers to the narrowing of the lateral recess in the spinal canal, often caused by factors like degeneration, herniated discs, arthritis, or congenital factors. Common symptoms include back pain, leg pain, numbness, and weakness.
- Physician
- University of California San Francisco
Apr 26, 2023 · Lateral recess stenosis causes narrowing of lateral recess, or Lee’s entrance, of the spine, which can press on nerves and cause pain.
- Abby Mccoy
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What Is Lateral Recess Stenosis? In your spine, the lateral recesses exist between the central spinal canal and the foraminal openings. As nerve roots branch out, they pass through the central spinal canal to exit the spine through the foraminal openings.
Lateral recess stenosis is a common spine condition that is characterized by a narrowing of the space within the rear sides of the spinal canal. This specific compartment, known as the lateral recess, serves as an important passageway for nerve roots to branch away from the spinal cord and carry motor and sensory signals to other areas of the body.
The two general types of spinal stenosis are foraminal stenosis, also called lateral stenosis, which involves compression or inflammation of a spinal nerve; and central canal stenosis, which involves compression or inflammation of the spinal cord.
Aug 25, 2019 · Lateral Recess Stenosis. 54-year-old female with coexistent severe L4-5 central canal stenosis. The lateral recess narrowed bilaterally ( arrows ) but more narrowed on the right. The lateral recesses are located medial to the respective pedicles ( P ) and are narrowed due to bilateral overgrowth of the superior articular processes ( S ) of L5.
