M43.06
Spondylolysis, lumbar region
Clinical Classification Guidelines
Medical Intelligence & Overview
Spondylolysis is a condition characterized by a defect or fracture in one of the small bony segments called the 'pars interarticularis' that connect the upper and lower facets of a vertebra in the spine. When this condition occurs in the lumbar region, which is the lower part of the back, it is specifically referred to as lumbar spondylolysis. This condition often affects adolescents and young adults, particularly those involved in sports or activities that involve repetitive spinal extension and rotation. While some individuals may experience no symptoms, others might encounter persistent back pain and related issues.
Causes & Symptoms
Clinical Causes: Repetitive stress or overuse, especially from physical activities involving hyperextension or rotation of the back Congenital defects where part of the vertebra is missing or imperfectly formed Trauma or injury to the lumbar spine from accidents or impacts Genetic predisposition leading to weaker bone development in the pars interarticularis
Key Symptoms: Persistent lower back pain, especially after physical activity or prolonged standing Pain that worsens with activities involving back extension or twisting Muscle tightness in the lower back In some cases, pain radiating to the buttocks or legs Reduced flexibility or stiffness in the lumbar region
Diagnostic & Treatment
Diagnosis Path: X-rays, often taken from multiple angles, to visualize fractures or defects in the pars interarticularis Bone scans, which can detect increased activity in the affected area indicating a stress fracture Magnetic Resonance Imaging (MRI), providing detailed images of soft tissues and the bone marrow, useful if a stress fracture or nerve involvement is suspected Computed Tomography (CT) scan, especially helpful in providing detailed images of the bony structures and confirming the presence of defect or fracture
Treatment Protocols: Rest and activity modification to reduce stress on the lumbar spine Use of braces or supports to stabilize the lumbar region Physical therapy focusing on strengthening the core muscles to support the spine Pain management through non-steroidal anti-inflammatory drugs (NSAIDs) In rare cases, immobilization with a cast or brace for a longer duration Surgical intervention, such as spinal fusion, if conservative measures fail or if there is significant instability or nerve compression
Clinical Advice & FAQs
Billing Guidance
Is M43.06 a billable ICD-10 code?
Yes, M43.06 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report M43.06?
Clinical documentation must specify the nature of Spondylolysis, lumbar region and any associated comorbidities for accurate reporting.
Cite this Clinical Reference