Lumbar Stenosis - OSU Center for Continuing Medical Education

• Central Canal Stenosis ... stenosis of severe degree from L-2 through L-5, with disc degeneration an ... 83 yo F. At the level of L3-4 there is severe constriction with almost complete block, and at the L4-5 there is a mild narrowing on the left side. The nerve roots also are affected at the L3-4 level. 5 Lumbar Stenosis: CT Scan ................
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