Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «B»:
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Bursitis, knee
Bursitis, knee: Inflammation of a bursa of the knee
joint. A bursa is a fluid-filled sac that
functions as a gliding surface to reduce friction between moving
tissues of the body.
There are three major bursae of the knee. Bursitis is usually not
infectious, but the
bursa can become infected. Tr...
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Bursitis, septic
Bursitis, septic: A bursa is a closed fluid-filled sac
that functions as a gliding surface to reduce friction between tissues of the body. When
the bursa becomes inflamed, the condition is known as "bursitis." When the bursa
is infected with bacteria, the condition is called septic bursiti...
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Bursitis, shoulder
Bursitis, shoulder: Inflammation of a bursa of a
shoulder joint. A bursa is a fluid-filled sac that
functions as a gliding surface to reduce friction between moving
tissues of the body.
There are two major bursae of the shoulder. Bursitis is usually not
infectious, but the
bursa can become infect...
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Bursopathy
Bursopathy: Disease involving a bursa, a closed fluid-filled sac that supplies a gliding surface to reduce friction between tissues of the body. Bursopathy includes, for instance, inflammation of a bursa (bursitis)....
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Buruli ulcer
Buruli ulcer: A disorder caused by infection with a member of the family of bacteria that causes tuberculosis and leprosy -- the bacterium Mycobacterium ulcerans -- that starts as a painless swelling in the skin, most commonly in the limbs (the arms and legs) and causes severely deforming ulcers. Co...
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Buschke disease
Buschke disease: See: Scleredema....
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Buschke scleredema
Buschke scleredema: See: Scleredema....
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Buschke's disease
Buschke's disease: See: Scleredema....
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Buschke's scleredema
Buschke's scleredema: See: Scleredema....
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Butterbur
Butterbur: A waterside plant with purple flowers and large soft leaves in which pats of butter were once wrapped during hot weather in England. The rhizome (root) of butterbur has been used as an herbal remedy for fever, asthma, colds, and urinary complaints and was also thought to be a cardiac "ton...
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Butterfly rash
Butterfly rash: A red, flat facial rash over the bridge of the nose. Over half of patients with systemic lupus erythematosus (SLE) develop this characteristic rash. Because of its shape, it is frequently referred to as the
"butterfly rash" of lupus.
The butterfly rash of lupus is typically painless...
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Butyric acid
Butyric acid: An acid that has four carbons in it. The formula for butyric acid is: CH3-CH2-CH2-COOH....
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BWS
BWS: See: Beckwith-Wiedemann syndrome....
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Bx
Bx: Abbreviation for biopsy, the removal of a sample of tissue for examination or other study.
Biopsies are most frequently studied by use of a microscope to check for possible abnormalities such as inflammation or cancer. A biopsy may also be used for specialized purposes such as to start cell cul...
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Bypass
Bypass: An operation in which a surgeon creates a
new tubular pathway for the movement of fluids and/or other
substances in the body....