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Chemical Burn | ppt

| April 25, 2011 | 0 Comments

Chemical Burn | ppt

PowerPoint lecture slide

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Definition

This is an injury to the oral mucosa caused by topical application of caustic agents.

Etiology

Causative agents include

• aspirin,

•hydrogen peroxide,

• phenol,

•alcohol,

• sodiumperb orate,

•silver nitrate,

• trichloroacetic acid,

• acid etching

•liquid, and

•varnishes of tooth cavities.

Picture2 Chemical Burn | ppt

 

Clinical features

Clinically, the affected mucosa is covered with a white membrane due to necrosis (Figs.). The necrotic epitheliumcan easily be scraped off, leaving a red, bleeding surface. The lesions are painful. The diagnosis should be made on the basis of the clinical features and history.

 

Differential diagnosis

•Necrotizing ulcerative gingivitis and stomatitis,

•materia alba,

candidiasis,

•mechanical trauma,

• bullous diseases.

 

Treatment

•Treatment is symptomatic.

Link To Download This PPT

http://goo.gl/OjGdJ

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Category: Lectures, Oral Pathology

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