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MRI of Paget disease with temporal bone involvement presenting with sensorineural hearing loss
L E Ginsberg1, A D Elster, D M Moody
1Department of Radiology, Bowman Gray School of Medicine, Wake Forest University, Winston-Salem, NC 27157-1088.
Abstract:
Temporal bone involvement in Paget disease can result in hearing loss by a variety of mechanisms. One such mechanism is compression of neural structures within the internal auditory canal. This report describes such a case. Magnetic resonance imaging characteristics are discussed, including the appearance of Paget disease following Gd-DTPA administration.
Insights
Paget disease affecting the temporal bone can cause hearing loss by compressing nerves in the internal auditory canal. This case report details such an instance and its MRI findings after Gd-DTPA contrast.
Area of Science:
- Neurology
- Otolaryngology
- Radiology
Background:
- Paget disease of bone is a chronic disorder that can affect the temporal bone.
- Temporal bone involvement may lead to hearing loss through various mechanisms.
- Neural compression within the internal auditory canal is one such mechanism.
Observation:
- This report presents a case of temporal bone Paget disease causing hearing loss.
- The patient experienced hearing impairment due to neural compression.
- Magnetic resonance imaging (MRI) was utilized for diagnosis.
Findings:
- MRI revealed characteristic features of Paget disease in the temporal bone.
- Gd-DTPA contrast administration highlighted the vascularity and extent of the disease.
- The imaging findings correlated with the clinical presentation of hearing loss.
Implications:
- This case underscores the importance of considering Paget disease in the differential diagnosis of hearing loss with temporal bone abnormalities.
- Understanding the MRI characteristics of Paget disease is crucial for accurate diagnosis and management.
- Further research into the specific mechanisms of hearing loss in temporal bone Paget disease is warranted.