Difference between revisions of "Oral pathology"
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*No pigmentation. | *No pigmentation. | ||
*No inflammation. | *No inflammation. | ||
=Reactive= | |||
==Benign leukoplakia== | |||
{{Main|Leukoplakia}} | |||
===General=== | |||
*Very common finding. | |||
*Biopsied as it may be malignant. | |||
===Microscopic=== | |||
Features: | |||
*Hyperkeratosis. | |||
*Parakeratosis. | |||
*No nuclear atypia. | |||
*No pigmentation. | |||
*No significant inflammation. | |||
DDx: | |||
*Dysplasia. | |||
*Squamous cell carcinoma. | |||
*[[Benign alveolar ridge keratosis]]. | |||
===Sign out=== | |||
<pre> | |||
BUCCAL MUCOSA, RIGHT, BIOPSY: | |||
- SQUAMOUS MUCOSA WITH COMPACT KERATIN LAYER AND PARAKERATOSIS. | |||
- NEGATIVE FOR DYSPLASIA AND NEGATIVE FOR MALIGNANCY. | |||
</pre> | |||
====Micro==== | |||
The sections show a squamous mucosa with a layer of compact keratin, parakeratosis, and | |||
focal hypergranulosis. There is no inflammation at the interface. Epidermal intercellular | |||
bridges are easily seen. There is no significant nuclear atypia. Mitoses are not evident. | |||
=Odontogenic tumours and cysts= | =Odontogenic tumours and cysts= | ||