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Medical Dictionary Starting with B

B Cell

A white blood cell that makes antibodies to fight infections caused by foreign proteins

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B Lymphocyte

A type of white blood cell that makes antibodies and is an important part of the immune response

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Bacillary Dysentery

Colocholosis; An infectious disease caused by bacteria of the genus shigella This condition is characterized by intestinal pain and diarrhea

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Bacillary White Diarrhea

A serious bacterial disease of young chickens

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Bacillus

Any bacteria that is rod-shaped; responsible for diphtheria, dysentery, tetanus, and tuberculosis, as well as other diseases

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Bacteremia

A condition in which bacteria are present in the bloodstream; may occur after minor surgery or infection and may be dangerous for people with a weakened immune system or abnormal heart valves

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Bacteriostatic

Term used to describe a substance that stops the growth of bacteria (such as an antibiotic)

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Bacterium

A simple single-celled microorganism Bacteria are classified by their shape (eg, rod, spirochete), staining properties (Gram positive or Gram negative) and habitat (aerobic, anaerobic)

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Bacteriuria

Bacteria in the urine; large amounts can indicate bladder, urethra, or kidney infection

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Bad Blood

Bad blood – a) toxicity in the body due to body system deficiencies, sluggish action of liver or colon; b) inability of body to naturally detoxify; c) genetic predisposition; d) syphilis

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Baker's Asthma

A usually mild form of occupational asthma seen in bakery workers, caused by the inhalation of flour; some cases are due to contaminants such as mites in the flour

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Baker's Cyst

A swelling behind the knee that is composed of a membrane-lined sac filled with synovial fluid and is associated with certain joint disorders (as arthritis)

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Baker's Itch

A rash on the back of the hand, caused by the irritating properties of yeast.

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Ball-And-Socket Joint

A joint consisting of a ball-shaped bone that fits into a cup-shaped bone, making the joint free to rotate; examples include the hip and shoulder

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Balloon Angioplasty

A technique that uses a balloon catheter to open arteries clogged with fatty deposits

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Balloon Catheter

A hollow tube with a small, inflatable balloon at the tip; used to open a narrowed artery or organ that has become blocked

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Bang's Disease

Brucellosis or Cyprus Fever or Rio Grande Fever or Rock Fever or Abortus Fever or Contagious Abortion or Mediterranean Fever or Malta Fever or Undulant Fever or ; An infectious bacterial disease of hu...

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Banti's Syndrome / Disease

A disease characterized by congestion and enlargement of the spleen; accompanied by anemia or cirrhosis

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Barber's Itch

Tinea barbae; Inflammation of the hair follicles in a shaved area of the face and neck caused by a fungus; ringworm of the beard

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Barbiers

A vernacular Indian term, of unknown derivation It demotes a chronic affection, prevalent in India, and almost universally confounded by nosologists with beriberi

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Barbiturates

A group of sedatives that reduce activity in the brain; are habit-forming and are possibly fatal when taken with alcohol

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Barium Enema

A technique in which barium is placed into the large intestine and rectum and then X-rays are taken to check for possible disorders of these organs

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Barkers

The subjects used to fling themselves on the ground howling and barking like dogs

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Barking Cough

A bark like cough of children, seen in croup and other conditions

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Barrel Chest

A chest permanently resembling the shape of a barrel, ie, with increased anteroposterior diameter, roughly equaling the lateral diameter; usually with some degree of kyphosis; seen in cases of emphyse...

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Barrier Membrane

Usually a thin, sheet-like usually non-autogenousmaterial used in various surgical regenerative procedures

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Barrier Method Of Contraception

A birth-control technique using a condom, diaphragm, or another similar device to block the path of sperm to an egg

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Bartholin's Glands

Two pea-sized glands that, when sexually aroused, release a fluid that lubricates the vagina

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Basal Cell Carcinoma

A type of skin cancer that is caused by exposure to large amounts of sunlight; commonly found on the neck, face, and arms

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Basal Metabolic Rate

The lowest rate at which a person can possibly use energy and remain alive; at this rate, only absolutely necessary functions such as breathing are maintained

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Baseline

An initial or known value (eg, ALT level, HCV viral load) against which later measurements can be compared

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Bastard Pleurisy

It is known by a dry cough, a quick pulse, and a difficulty of lying on the affected side, which last does not always happen in the true pleurisy

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Battle’s Sign

Discoloration appearing over the mastoid area

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Bay Sore

A disease considered by Dr Mosely as true cancer, commencing with an ulcer It is endemic at the Bay of Honduras

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