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Osteomyelitis of the mandible
Bernhard Schuknecht1, Anton Valavanis
1Institute of Neuroradiology, Frauenklinikstrasse 10, CH 8091 Zurich, Switzerland. bernhard.schuknecht@usz.ch
Neuroimaging Clinics of North America
|November 25, 2003
Summary
Orthopanoramic views assess dental health and bone conditions. Advanced imaging like MRI and CT scans are crucial for diagnosing and managing osteomyelitis, with scintigraphy aiding in systemic disease detection.
Area of Science:
- Oral and Maxillofacial Radiology
- Infectious Diseases
- Medical Imaging
Background:
- Orthopantomography is a primary tool for evaluating dental status and identifying predisposing bone conditions.
- Osteomyelitis diagnosis and management often require advanced imaging techniques beyond initial radiographic assessment.
Purpose of the Study:
- To outline the role of various imaging modalities in the diagnosis and management of osteomyelitis.
- To differentiate the applications of orthopantomography, MRI, CT, and scintigraphy in specific clinical scenarios of bone infections.
Main Methods:
- Review of the diagnostic utility of orthopantomography for initial assessment.
- Evaluation of Magnetic Resonance (MR) imaging for acute osteomyelitis and chronic inflammation detection.
- Assessment of High-Resolution Computed Tomography (CT) for surgical planning and post-operative follow-up.
- Consideration of scintigraphy for suspected multifocal systemic bone diseases.
Main Results:
- Orthopantomography is essential for baseline dental and bone assessment and follow-up.
- MR imaging offers high sensitivity for detecting intramedullary inflammation in acute osteomyelitis.
- High-resolution CT is vital for surgical planning, detailing cortical destruction and sequestra.
- MR imaging excels in identifying periosteal and soft tissue involvement in chronic osteomyelitis.
- High-resolution CT is used for assessing inflammation recurrence in the first six months post-surgery.
- Scintigraphy is recommended for multifocal systemic conditions like CRMO and SAPHO syndrome.
Conclusions:
- A stepwise imaging approach, starting with orthopantomography and progressing to advanced modalities like MRI and CT, is critical for comprehensive osteomyelitis management.
- The choice of imaging modality depends on the stage of osteomyelitis (acute vs. chronic) and treatment goals (diagnosis, surgical planning, or follow-up).
- Scintigraphy plays a specific role in identifying widespread bone disease.