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Osteomyelitis of the skull base.
D G Malone1, P L O'Boynick, D K Ziegler
1Division of Neurosurgery, University of Kansas Medical Center, Kansas City.
Neurosurgery
|March 1, 1992
Summary
Diagnosing skull base osteomyelitis is challenging, especially without ear issues. Advanced imaging and biopsy are key for diagnosis and treatment, with antibiotics and gallium scans monitoring for recurrence.
Area of Science:
- Infectious Diseases
- Neurology
- Radiology
Background:
- Osteomyelitis of the skull base presents diagnostic and therapeutic challenges.
- Atypical cases lack typical ear abnormalities, complicating early detection.
Observation:
- Patients often exhibit multiple cranial nerve deficits, mimicking posterior fossa masses.
- Diagnostic modalities include computed tomography (CT), magnetic resonance imaging (MRI), bone scans, indium-labeled white blood cell scans, and gallium scans.
Findings:
- A biopsy is frequently necessary to identify the causative organism and exclude neoplastic processes.
- Intravenous antibiotics form the cornerstone of treatment.
Implications:
- Early and accurate diagnosis through advanced imaging and biopsy is crucial.
- Treatment involves prolonged antibiotic therapy guided by imaging, with follow-up scans to detect recurrence.