Hypopituitarism in Children Glossary of Terms

The following are health and medical definitions of terms that appear in the Hypopituitarism in Children article.

Acquired: Not inherited, or present at birth (congenital), but developing after birth. For...

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Adrenal gland: A small gland located on top of the kidney. The adrenal glands produce horm...

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Adrenaline: A stress hormone produced within the adrenal gland that quickens the heart bea...

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Blood pressure: The blood pressure is the pressure of the blood within the arteries. It is...

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Blood sugar: Blood glucose. See also: High blood sugar; Low blood sugar.

Brain: The portion of the central nervous system that is located within the skull. It func...

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Congenital: A condition that is present at birth, whether or not it is inherited.

Cortisol: A metabolite of the primary stress hormone cortisone. Cortisol is an essential f...

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Diabetes: Usually refers to diabetes mellitus or, less often, to diabetes insipidus. Diabe...

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Diabetes insipidus: Excessive urination and extreme thirst as a result of inadequate outpu...

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Diabetes mellitus: More commonly referred to as "diabetes" -- a chronic disease associated...

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Endocrine: Pertaining to hormones and the glands that make and secrete them into the blood...

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Epinephrine: Also known as adrenaline. A substance produced by the medulla inside of the a...

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Essential: In medicine, of unknown cause, as in essential hypertension (high blood pressur...

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Estrogen: A female steroid hormone that is produced by the ovaries and, in lesser amounts,...

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Fatigue: A condition characterized by a lessened capacity for work and reduced efficiency ...

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Genetic: Having to do with genes and genetic
information.

Genital: Pertaining to the external and/or internal organs of reproduction.

Gland: A group of cells that secrete a substance for use in the body. For example, the thy...

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Growth hormone: A hormone made in the pituitary gland that stimulates the release of anoth...

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Headache: A pain in the head with the pain being above the eyes or the ears, behind the he...

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Hormone: A chemical substance produced in the body that controls and regulates the activit...

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Human growth: See: Normal growth.

Hypoglycemia: Low blood sugar (glucose). Hypoglycemia may be associated with symptoms such...

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Hypothalamus: The area of the brain that secretes substances that influence pituitary and ...

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Hypothyroid: Deficiency of thyroid hormone which is normally made by the thyroid gland wh...

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Immune: Protected against infection, usually by the presence of antibodies.

Infiltrate: To penetrate. For example, a cancer may grow into, or infiltrate, surrounding ...

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Jaundice: Yellow staining of the skin and sclerae (the whites of the eyes) by abnormally h...

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Kidney: One of a pair of organs located in the right and left side of the abdomen. The kid...

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Lactation: The process of milk production. Human milk is secreted by the mammary glands, w...

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Lawson Wilkins: See: Wilkins, Lawson.

Levothyroxine: A synthetic thyroid hormone used as a thyroid hormone replacement drug (bra...

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Low blood sugar: A low blood level of the sugar glucose. Also called hypoglycemia.

Luteinizing hormone: A gonadotropin (a hormone that affects the function of the sex organs...

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Metabolic: Relating to metabolism, the whole range of biochemical processes that occur wit...

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Metabolism: The whole range of biochemical processes that occur within a living organism. ...

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MRI: Magnetic resonance imaging.

Neck: The part of the body joining the head to the shoulders. Also, any narrow or constric...

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Organ: A relatively independent part of the body that carries out one or more special func...

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Pediatric: Pertaining to children.

Peripheral: Situated away from the center, as opposed to centrally located.

Peripheral vision: Side vision. The ability to see objects and movement outside of the di...

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Pituitary: 1. As an adjective, pertaining to the pituitary gland or its hormonal se...

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Pituitary gland: The main endocrine gland. It is a small structure in the head. It is ca...

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Prognosis: The forecast of the probable outcome or course of a disease; the patient's chan...

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Prolactin: A hormone secreted by the pituitary gland that stimulates lactation (milk produ...

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Puberty: Adolescence, the period in which the human body first becomes capable of reproduc...

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Radiation: 1. Rays of energy. Gamma rays and X-rays are two of the types of energy ...

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Recombinant: A person with a new combination of genes, a combination not present in either...

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Reproduction: The production of offspring. Reproduction need not be sexual; for example, y...

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Sarcoidosis: A disease of unknown origin that causes small lumps (granulomas) due to chron...

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Serum: The clear liquid that can be separated from clotted blood. Serum differs from plas...

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Somatotropin: A growth hormone that is produced by the anterior pituitary (the front part ...

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Sperm: A sperm is the male "gamete" or sex cell. It combines with the female &qu...

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Surgery: The branch of medicine that employs operations in the treatment of disease or inj...

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Testosterone: A "male hormone" -- a sex hormone produced by the testes that encourages th...

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Therapy: The treatment of disease. Therapy is synonymous with treatment.

Thyroid: 1. The thyroid gland. Also, pertaining to the thyroid gland. 2. A p...

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Thyroid gland: A gland that makes and stores hormones that help regulate the heart rate, b...

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Thyroid hormone: A chemical substance made by the thyroid gland for export into the bloods...

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Thyroid hormones: Chemical substances made by the thyroid gland, which is located in the...

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Thyroxine: A hormone that is made by the thyroid gland and is one of the most important th...

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Tooth: One of the structures within the mouth that allow for biting and chewing. Teeth hav...

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Trauma: A physical or emotional injury.

TSH: Thyroid stimulating hormone.

Tuberculosis: A highly contagious infection caused by the bacterium called Mycobacteriu...

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Tumor: An abnormal mass of tissue. Tumors are a classic sign of inflammation, and can be ...

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Urinary: Having to do with the function or anatomy of the kidneys, ureters, bladder, or ur...

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Urine: Liquid waste produced by the kidneys. Urine is a clear, transparent fluid that norm...

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Vasopressin: A relatively small (peptide) molecule that is released by the pituitary gla...

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Visual acuity: The clarity or clearness of vision, a measure of how well a person sees.

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