Adults and children age 12 years and over
Caffeine is a drug that stimulates the central nervous system. Caffeine makes people more alert, less drowsy, and improves coordination. Combined with certain pain relievers or medicines for treating migraine headache, caffeine makes those drugs ... [... more]
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Calcium channel blockers
Calcium channel blockers are medicines that slow the movement of calcium into the cells of the heart and blood vessels. This, in turn, relaxes blood vessels, increases the supply of oxygen-rich blood to the heart, and reduces the heart's ... [... more]
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Campylobacteriosis
Campylobacteriosis refers to infection by the group of bacteria known as Campylobacter. The term comes from the Greek word meaning "curved rod" referring to the bacteria's curved shape. The most common disease caused by these organisms is ... [... more]
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Cancer therapy, definitive
Definitive cancer therapy is a treatment plan designed to potentially cure cancer using one or a combination of interventions including surgery, radiation, chemical agents, or biological therapies. The primary purpose of definitive care is to ... [... more]
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Cancer therapy, palliative
Palliative cancer therapy is treatment specifically directed to help improve the symptoms associated with terminal cancer. Palliative care is directed to improving symptoms associated with incurable cancer. Care can include surgery, radiation ... [... more]
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Cancers of Head and Neck
Cancers of the head and neck are malignant tumors that arise in the mouth, tongue, pharynx (in back of the mouth) and larynx (voice box). More than 40,000 Americans will develop cancer of the head and neck in 2006 and about 11,100 will die from ... [... more]
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Candidiasis
Candidiasis is an infection caused by a species of the yeast Candida, usually Candida albicans. This is a common cause of vaginal infections in women. Also, Candida may cause mouth infections in people with reduced immune function, or in patients ... [... more]
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Canker sores
Canker sores are small sores or ulcers that appear inside the mouth. They are painful, self-healing, and can recur. Canker sores occur on the inside of the mouth, usually on the inside of the lips, cheeks, and/or soft palate. They can also occur ... [... more]
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Carbohydrate intolerance
Carbohydrate intolerance is the inability of the body to completely process the nutrient carbohydrate (a classification that includes sugars and starches) into a source of energy for the body, usually because of the deficiency of an enzyme needed ... [... more]
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Carbon monoxide poisoning
Carbon monoxide (CO) poisoning occurs when carbon monoxide gas is inhaled. CO is a colorless, odorless, highly poisonous gas that is produced by incomplete combustion. It is found in automobile exhaust fumes, faulty stoves and heating systems, ... [... more]
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Carcinoembryonic antigen test
The carcinoembryonic antigen (CEA) test is a laboratory blood study. CEA is a substance which is normally found only during fetal development, but may reappear in adults who develop certain types of cancer. The CEA test is ordered for patients ... [... more]
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Cardiac blood pool scan
A cardiac blood pool scan is a non-invasive test that uses a mildly radioactive marker to observe the functioning of the left ventricle of the heart. The left ventricle is the main pump for distributing blood through the body. A cardiac blood ... [... more]
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