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Describe a Bulla and what does it usually contain
a circumscribed elevated lesion that is more than 5 mm in diameter, usually containing serous fluid
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Describe a vesicle
a small elevated lesion less than 10 mm in diameter that contains serous fluid
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Describe a pustule
variously sized circumscribed elevations containing pus
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Describe a papule
a small circumscribed lesion usually less than 10 mm in diameter that is elevated or protrudes above the surface of normal surrounding tissue (contains no fluid)
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Describe a nodule
a palpable solid lesion up to 10 mm in diameter found in soft tissue. It can occur above, level with or beneath the skin. Usually meant to refer to smaller lesions
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Describe a macule
a well-circumscribed, flat, discolored area about 5 mm in diameter. It can be brown, red, white, yellow or pink
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INCREASED REDNESS OF THE ORAL MUCOSA can be caused by
- 1.DILATED OR EXTRA BLOOD VESSELS
- 2.THINNING OF THE MUCOSA OVERLYING NORMAL BLOOD VESSELS
- 3.HEMORRHAGE INTO THE UNDERLYING TISSUES
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Describe Pallor
paleness of the skin or mucosal tissues
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What are the reasons of the development of white lesions
- 1.Increase in surface keratin production – keratotic lesions
- 2.Increase in thickness of epithelium without more keratin
- 3.Death of surface epithelium - sloughing
- 4.Development of fungal colonies – most commonly Candida albicans
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Describe papilary
resembling small, nipple-shaped projections or elevations found in clusters
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Describe diffuse
describes a lesion whose borders are not well defined
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Well circumscribed term used to describe
lesion whose borders are well defined and you can see the exact margins of the lesion
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Internal root resorption is Triggered by
pulpal tissue reaction from within the tooth
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In ADDISON’S DISEASE there is an increase in ______, resulting in an increase in _______
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