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  1. Stenosis is an abnormal narrowing or contraction of a body passage or opening. Learn about the causes, symptoms, and treatments of different types of stenosis, such as aortic, mitral, pulmonary, and spinal stenosis.

    • Pyloric Stenosis

      Pyloric Stenosis Definition Pyloric stenosis refers to a...

    • Aortic Stenosis

      Aortic Stenosis - Stenosis | definition of Stenosis by...

    • Restenosis

      restenosis [re″stĕ-no´sis] recurrent stenosis, especially of...

    • Carotid Stenosis

      Upon review of the medical records (including baseline and...

  2. en.wikipedia.org › wiki › StenosisStenosis - Wikipedia

    Stenosis is the abnormal narrowing of a blood vessel or other tubular organ or structure. Learn about the types, causes, and examples of stenosis in heart valves, vascular system, and other organs.

  3. Jun 27, 2024 · Spinal stenosis happens when the space inside the backbone is too small. This can put pressure on the spinal cord and nerves that travel through the spine. Spinal stenosis happens most often in the lower back and the neck. Some people with spinal stenosis have no symptoms.

  4. Lumbar spinal stenosis refers to an anatomic and pathologic condition that includes the narrowing of the lower spinal canal (central stenosis) or one or more lumbar vertebral foramina (foraminal/lateral stenosis). There are 33 spinal cord nerve segments in a human spinal cord and 5 lumbar segments that form 5 pairs of lumbar nerves. [7]

  5. Spinal stenosis is the narrowing of the space around your spinal cord or nerves. Learn about the causes, symptoms and treatment options for this condition that affects your back or neck.

  6. Aug 18, 2022 · Aortic valve stenosis is a thickening and narrowing of the valve between the heart's main pumping chamber and the body's main artery, called the aorta. The narrowing creates a smaller opening for blood to pass through. This reduces or blocks blood flow from the heart to the rest of the body.

  7. Stenosis is a medical term for a narrowing or constriction of the diameter of a bodily passage or orifice. Learn the etymology, examples, and related words of stenosis from Merriam-Webster dictionary.