L3-4

What does "L3-4" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.

Explanation

"L3-4" refers to the area between the third and fourth lumbar vertebrae in the spine. This is the lower part of the back. The terms mentioned like "disc bulge", "facet joint and ligamentum flavum hypertrophy", "spinal canal stenosis", "subarticular recess narrowing", "encroachment on the descending bilateral L4 nerve roots", and "neural foraminal narrowing" are all conditions that can occur in this area, affecting the nerves and the space around them.

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