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Dialysis
(dy-A-luh-sis)
The process of filtering the blood when the kidneys are not able to cleanse it.
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Diaphragm
(DY-uh-fram)
The thin muscle below the lungs and heart that separates the chest from the abdomen.
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Diarrhea
(dy-uh-REE-uh)
Frequent, loose and watery stools.
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DICER1
Having a mutation in the DICER1 gene increases the risk of certain types of tumors, including tumors of the kidney, thyroid, ovary, cervix, testicle, brain, eye, and lining of the lung. The tumors may be benign (not cancer) or malignant (cancer). A goiter (an enlarged thyroid) and polyps in the colon may also occur. Not all people who have a mutation in the DICER1 gene will develop tumors.
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Diet
(DY-et)
The things a person eats and drinks.
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Dietary counseling
(DY-uh-TAYR-ee KOWN-suh-ling)
A process by which a health professional with special training in nutrition helps people make healthy food choices and form healthy eating habits. In cancer treatment, the goal of dietary counseling is to help patients stay healthy during and after treatment and to stay strong enough to fight infections and the recurrence of disease. Also called nutritional counseling.
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Dietary protocol
(DY-uh-TAYR-ee PROH-tuh-KOL)
A detailed diet plan that states what, how, and when a person will eat and drink. It may be used to test how a specific diet affects a health outcome, such as lower cholesterol.
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Dietary supplement
(DY-uh-TAYR-ee SUH-pleh-ment)
A product that is added to the diet. A dietary supplement is taken by mouth, and usually contains one or more dietary ingredient (such as vitamin, mineral, herb, amino acid, and enzyme). Also called nutritional supplement.
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Dietitian
(dy-eh-TIH-shun)
A health professional with special training in nutrition who can help with dietary choices. Also called nutritionist.
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Differential count
See complete blood count.
