Difference between revisions of "Oral pathology"
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(+smoker's melanosis) |
(→Smoker's melanosis: expand) |
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===General=== | ===General=== | ||
*Benign. | *Benign. | ||
* | *Seen in ~20% of smokers.<ref name=pmid15530266/> | ||
* | *Presence of find (smoking) dose-dependent, i.e. longer heavier smokers are more likely to have it. | ||
===Gross=== | |||
*Typically labial gingvia or buccal mucosa.<ref name=pmid15530266/> | |||
===Microscopic=== | ===Microscopic=== |
Revision as of 20:21, 14 August 2012
Oral pathology is a domain of dentistry. In the context of anatomical pathology, it can be lumped with head and neck pathology.
Odontogenic tumours and cysts
Main article: Odontogenic tumours and cysts
Pigmented lesions of the oral cavity
A brief DDx of pigmented lesions:[1]
- Diffuse & bilateral:
- Peutz-Jeghers syndrome.
- Addison's disease.
- Drug-induced.
- Smoker's melanosis.
- Focal:
- Vascular lesions.
- Amalgam tattoo.
- Melanocytic lesions.
Smoker's melanosis
General
- Benign.
- Seen in ~20% of smokers.[1]
- Presence of find (smoking) dose-dependent, i.e. longer heavier smokers are more likely to have it.
Gross
- Typically labial gingvia or buccal mucosa.[1]
Microscopic
Features:
- Basal melanosis.
- +/-Melanin incontinence.
Image: