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Oral Pathology-
study of disease in the oral cavity.
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Many_____, as well as infectious diseases, have oral manifestations.
systemic
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Eight sources of information can be used to make a final diagnosis.
Historical, Clinical, Radiographic, Microscopic, Laboratory, Therapeutic, Surgical, and Differential findings.
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A clinical diagnosis is based on...
the clinical appearance of the lesion, including the color, size, shape, and location.
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Radiographs are excellent in providing information about...
periaphical pathology, internal resorption, and impacted teeth.
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A biopsy is done when....
a suspicious lesion is present, tissue is removed from the lesion and is sent to a pathology lab.
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Therapeutic Diagnosis....
is made by providing a treatment and seeing how the condition responds.
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Angular Cheilitis-
may be caused by a lack of the B-complex vitamins, or a fungal infection.
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Lesion
broad term for abnormal tissues in the oral cavity.
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A lesion can be...
a wound, sore, or any other tissue damage caused by injury or disease.
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Lesions of the oral mucosa are classified as to...
whether they extend below or above the mucosal surface, and whether they lie flat or even with the mucosal surface.
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Ulcer-
break in the mucosa that looks like a punched-out area, similiar to a crater.
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Erosion-
a shallow injury in the mucosa caused by mechanical trauma.
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Abscess-
collection of pus in a specific area.
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Cyst-
fluid or semisolid, fluid-filled sac.
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Blisters, also known as....
vesicles, are filled with a watery fluid.
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Pustule-
looks like a blister but contains pus.
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Hematoma-
similiar to a blister, but contains blood.
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Plaque
any patch or flat area that is slightly raised from the surface.
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Leukoplakia
general term that means "White patch"
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The cause of leukoplakia...
is unknown, but the prescence of disease is often linked to chronic irritation or trauma.
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Leukoplakia often appears....
before a malignant lesion develops.
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Lichen planus-
benign, chronic disease that afects the skin and oral mucosa.
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Wickham's striae
patchy white lesions exhibit a characteristic pattern of circles and interconnecting lines.
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Candidiasis-
superficial infection caused by the yeasterlike fungus Candida albicans.
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Candidiasis can result...
from antibiotic therapy, diabetes, xerostoma, and weakens immunologic reactions.
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Pseudomembranous Candidiasis-
creamy white plaques in the mouth. The patient frequently describes a burning sensation, an unpleasant taste, or the feeling of blisters forming in the mouth.
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Hyperplastic candidiasis-
white plague that cannot be removed.
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Alphthous ulcers-
canker sores occur as a common form of oral mucosal ulceration.
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Recurrent aphthous ulcer(RAU)-
disease that causes recuring outbreaks of blister-like sores inside the mouth and lips. appear on the linings of the cheek, edge of the tongue, floor of the mouth.
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Minor RAU-
mildest form of involvement, represents 90 percent of all cases.
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Major RAU-
characterized by more frequent outbreaks of larger, deeper ulcers that take longer to heal.
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Cellulitis-
condition in which an inflammation is uncontroled within a localized area.
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Glossitis-
general term that is used to describe inflammation and changes to the tongue.
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Black hairy tongue-
The filiform papillae become elongated so that they resemble hairs. These elongated papillae become stained by food and tobacco.
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Geographic tongue-
surface of the tongue loses areas of the filiform papillae in irregularly shaped patterns.
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Fissured tongue
Theories include a vitamin deficiency or chronic trauma over a long period. The top of the tongue appears to have deep fissures or grooves that can get food trapped in.
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Pernicious anemia-
condition in which the body does not absorb vitamin B12. People with this condition show signs of anemia, weakness, fatigue, nausea...etc.
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Angular cheilitis-
ulceration and redness at the corners of the lips.
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