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plaque medical definition
noun
- A small disk-shaped formation or growth; a patch.
- A deposit of fatty material on the inner lining of an arterial wall, characteristic of atherosclerosis.
- Dental plaque.
- A clear, often round patch of lysed cells in an otherwise opaque layer of a bacteria or cell culture.
- A scaly patch formed on the skin by psoriasis.
- A sharply defined zone of demyelination characteristic of multiple sclerosis.
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