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Canalicular adenoma

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  • 1. Canalicular Adenoma Panopio, Kathleen Cay M. DMD-3BB

2. Canalicular Adenoma Typeof benign salivary gland tumor occurs most often in minor salivary glands.Groupedin the category of monomorphic adenoma. 3. Canalicular Adenoma Composedof columnar epithelial cells arranged in single or double layer forming branching chords. 4. Location Minorsalivary glands Buccal mucosa Soft PalateLabial mucosa Lateral portion of Hard PalateFloor of the Mouth Lingual mucosa 5. Location Minorsalivary glandsParanasal Sinonasal Oropharynx 6. Location MAJOR salivary glands Minor UpperLip (81%) Buccal Mucosa Palate Lower Lip 7. Major Salivary Glands 8. CAUSE:UnknownAGE:Adult; older than 50 years oldGENDER:Female 9. Clinical Features: Roundedmass Firm but movable 10. Clinical Features: Slow-growingAsymptomatic 11. Clinical Features: COLOR:normal; bluish 12. HISTOPATHOLOGY Bilayeredstrands of basaloids cells that branch and anastomoses within a delicate stromaHighlyvascularContains:collagenFEW fibroblasts; LITTLE 13. HISTOPATHOLOGY Individualcells= columnar with moderate to abundant amounts of eosinophilic cytoplasm 14. HISTOPATHOLOGY Maynot be totally encapsulated20%cases= multifocal 15. Treatment Surgicalexcision (inclusion of a cuff of clinically normal tissue) 16. Prognosis Good.20% multifocal, recurrence may occur