Canalicular adenoma
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Canalicular adenoma is a rare salivary gland tumour.
| Canalicular adenoma | |
|---|---|
| Diagnosis in short | |
| Site | salivary gland - usually upper lip |
|
| |
| Signs | mass lesion |
| Prevalence | very rare |
General
- Exclusively oral cavity.
Clinical:
- Mass lesion.[1]
Gross
- Classically upper lip - may be buccal mucosa or palate.
Note:
- In one large series of 67 cases:[1]
- Upper lip 69% (47/67).
- Buccal mucosa 25% (17/67).
- Palate 6% (4/67).
Microscopic
Features:
- Channels - "beading of cell".
- Mucoid/hemorrhagic stroma.
DDx:
Images
IHC
- p63 -ve.
- Basal cell adenoma p63 +ve.
See also
References
- ↑ 1.0 1.1 Thompson, LD.; Bauer, JL.; Chiosea, S.; McHugh, JB.; Seethala, RR.; Miettinen, M.; Müller, S. (Jun 2015). "Canalicular adenoma: a clinicopathologic and immunohistochemical analysis of 67 cases with a review of the literature.". Head Neck Pathol 9 (2): 181-95. doi:10.1007/s12105-014-0560-6. PMID 25141970.