Coma Glossary of Terms

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

Abnormal: Outside the expected norm, or uncharacteristic of a particular patient.

Adjacent: Lying nearby. Related terms include superjacent, subjacent, and circumjacent. Fr...

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Anemia: The condition of having a lower-than-normal number of red blood cells or quantity ...

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Aneurysm: A localized widening (dilatation) of an artery, a vein, or the heart. At the poi...

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Arteriovenous malformation (AVM): An arteriovenous malformation (AVM) is a congenital dis...

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Asthma: A common lung disorder in which inflammation causes the bronchi to swell and narro...

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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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Breathing: The process of respiration, during which air is inhaled into the lungs through ...

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Cell: The basic structural and functional unit of any living thing. Each cell is a small c...

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Cerebral: Of or pertaining to the cerebrum or the brain.

Cerebral aneurysm: A localized widening of a blood vessel within the brain. An aneurysm i...

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Cerebral edema: Accumulation of excessive fluid in the substance of the brain. The brain i...

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Cerebrospinal fluid: A watery fluid that is continuously produced and absorbed and that fl...

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Circulation: In medicine, the movement of fluid through the body in a regular or circuitou...

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Cluster: In epidemiology, an aggregation of cases of a disease or another health-related c...

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Coma: A state of deep, unarousable unconsciousness. A coma may occur as a result of head t...

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

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Diagnosis: 1 The nature of a disease; the identification of an illness. 2 A ...

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Dura: The outermost, toughest, and most fibrous of the three membranes (meninges) covering...

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Edema: The swelling of soft tissues as a result of excess fluid accumulation. Edema is oft...

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Emphysema: is a lung condition featuring an abnormal accumulation of air due to enlargemen...

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

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Epidural: Outside the dura, the outermost, toughest, and most fibrous of the three membran...

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Flexion: The process of bending, or the state of being bent. For example, flexion of the f...

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Heart: The muscle that pumps blood received from veins into arteries throughout the body. ...

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Hemorrhage: Bleeding or the abnormal flow of blood.

High blood pressure: A repeatedly elevated blood pressure exceeding 140 over 90 mmHg. Chro...

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High blood sugar: An elevated level of the sugar glucose in the blood. Also called hypergl...

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Hyperglycemia: A high blood sugar. An elevated level specifically of the sugar glucose in...

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Hypertension: High blood pressure, defined as a repeatedly elevated blood pressure exceedi...

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

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

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Infection: The invasion and multiplication of microorganisms such as bacteria, viruses, an...

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Injury: Harm or hurt. To harm, hurt, or wound. The word injure may be in physical or emot...

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Joint: The area where two bones are attached for the purpose of permitting body parts to m...

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Life support: 1. A therapy or device designed to preserve someone's life when an es...

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

Malformation: A structural defect in the body due to abnormal embryonic or fetal developme...

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

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Motor: Something that produces or refers to motion. For example, a motor neuron is a nerve...

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Muscle: Muscle is the tissue of the body which primarily functions as a source of power. T...

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Myxedema coma: A rare and life-threatening complication of hypothyroidism (low levels of t...

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Nutrition: 1: The process of taking in food and using it for growth, metabolism, and repai...

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Oxygen: The odorless gas that is present in the air and necessary to maintain life. Oxygen...

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Pain: An unpleasant sensation that can range from mild, localized discomfort to agony. Pa...

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Physical therapy: A branch of rehabilitative health that uses specially designed exercises...

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Pneumonia: Inflammation of one or both lungs, with dense areas of lung inflammation. Pneum...

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

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Red blood cell: The blood cell that carries oxygen. Red cells contain hemoglobin and it is...

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Skull: The skull is a collection of bones which encase the brain and give form to the hea...

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Sleep: The body's rest cycle.

Stroke: The sudden death of brain cells due to lack of oxygen, caused by blockage of blood...

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Subarachnoid: Literally, beneath the arachnoid, the middle of three membranes that cover t...

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Subarachnoid hemorrhage: A bleeding into the subarachnoid, the space between the arachnoid...

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Subdural: Below the dura, the outermost, toughest, and most fibrous of the three membranes...

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Swelling of the brain: See: Cerebral edema.

Symptom: Any subjective evidence of disease. In contrast, a sign is objective. Blood comin...

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

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Trauma: A physical or emotional injury.

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

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Vessel: A tube in the body that carries fluids. Examples of vessels are blood vessels and ...

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