Primary and recurrent inverting papilloma: appearances with magnetic resonance imaging
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C A Roobottom1, F M Jewell, J Kabala
1Department of Radiodiagnosis, Bristol Royal Infirmary, UK.
Abstract:
Inverting papilloma of the sinonasal cavity is of importance because of its association with squamous cell carcinoma and its tendency to local recurrence. Appearances of inverting papilloma have only been reported infrequently, and never in recurrent cases. We present the magnetic resonance imaging (MRI) appearances of four cases of inverting papilloma, three of which are recurrent.
Insights
Inverting papilloma, a sinonasal cavity tumor, can recur locally and is linked to cancer. This study details MRI findings for four cases, including three recurrent instances, offering new diagnostic insights.
Area of Science:
- Radiology
- Oncology
- Otorhinolaryngology
Background:
- Inverting papilloma of the sinonasal cavity is significant due to its association with squamous cell carcinoma and high recurrence rates.
- Imaging characteristics of inverting papilloma are infrequently reported, particularly in recurrent cases.
Observation:
- This study presents the magnetic resonance imaging (MRI) appearances of four sinonasal inverting papilloma cases.
- Three of the four presented cases involved recurrent inverting papilloma.
Findings:
- The MRI findings in these recurrent sinonasal inverting papilloma cases are detailed.
- This case series expands the understanding of the imaging spectrum of inverting papilloma, especially in its recurrent form.
Implications:
- Accurate MRI interpretation is crucial for diagnosing and managing sinonasal inverting papilloma, particularly recurrent disease.
- Enhanced understanding of MRI features can aid in differentiating inverting papilloma from other sinonasal masses and in surgical planning.