Bulla
Bulla (Medicine)
Bulla (pronounced: boo-luh) is a term used in medicine to describe a large blister or vesicle filled with fluid.
Etymology
The term "bulla" originates from the Latin word for "bubble". In medical terminology, it is used to describe a large, fluid-filled blister that is more than 5mm in diameter.
Definition
A bulla is a large blister or vesicle that is filled with fluid, typically serum or mucous. It is larger than a vesicle and can occur on any area of the skin or mucous membranes. Bullae can be caused by various conditions, including infections, allergic reactions, and autoimmune diseases.
Related Terms
- Vesicle: A small blister that is less than 5mm in diameter.
- Pustule: A small, inflamed, pus-filled, blister-like lesion.
- Cyst: A closed sac, having a distinct membrane and division compared to the nearby tissue.
- Abscess: A collection of pus that has built up within the tissue of the body.
- Pemphigus: A rare group of blistering autoimmune diseases that affect the skin and mucous membranes.
See Also
External links
- Medical encyclopedia article on Bulla
- Wikipedia's article - Bulla
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