The Orthobullets Podcast Spine | Adult Isthmic Spondylolisthesis
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Jun 2, 2025 Dive into the complexities of adult isthmic spondylolisthesis! Discover its definition, prevalence, and common symptoms that affect many. Gain insights into effective diagnostic methods and explore a range of treatment options tailored to individual needs. The discussion emphasizes the necessity of personalized surgical techniques for optimal outcomes, giving listeners a deeper understanding of this spine condition.
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Pathophysiology of Symptoms
- Radicular symptoms arise from L5 nerve root compression in L5-S1 foramen.
- Compression sources include fibrous repair tissue, bony spurs, and disc bulging; central stenosis is rare.
Classification Systems Explained
- The Wiltsy-Newman classification divides isthmic spondylolisthesis into five types based on etiology.
- The Myerdan classification grades slips by percentage of vertebral translation.
Symptoms and Physical Exam
- Symptoms include axial back pain, L5 radiculopathy, and occasional neurogenic claudication.
- L5 radiculopathy manifests as ankle dorsiflexion and great toe extension weakness.