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Premalignant changes in nasal and sinus polyps: a retrospective 10 year study (1979-1988)
A de la Cruz Mera1, M J Sánchez López, E Merino Royo
1Hospital Militar Central Gomez-Ulla, Madrid, Spain.
The Journal of Laryngology and Otology
|March 1, 1990
Summary
Nasal and sinus polyps can rarely show precancerous changes. Pathologists should examine inflammatory lesions for early signs of malignancy in nasal polyps.
Area of Science:
- Otolaryngology
- Pathology
Background:
- Nasal and sinus polyps are common inflammatory lesions.
- Their potential for malignant transformation is infrequently reported.
Observation:
- A review of 170 nasal and/or sinus polyp cases was conducted.
- Two cases exhibited 'carcinoma in situ' within the polyp epithelium.
Findings:
- Malignant transformation and dysplastic changes in nasal polyps are rare but documented.
- Precancerous changes can occur in these inflammatory lesions.
Implications:
- Pathologists should be vigilant for subtle dysplastic changes in nasal and sinus polyps.
- Early detection of precancerous changes may improve patient outcomes.