Tuesday, February 14, 2012
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Reye's Syndrome Learning Center

Reye syndrome often begins with vomiting, which lasts for many hours. The vomiting is quickly followed by irritable and aggressive behavior. As the condition gets worse, the child may be unable to stay awake and alert.
Source:ADAM
Date:August 1, 2008
Reye's syndrome causes fatty accumulation in the organs of the body, especially the liver. In the brain, it causes fluid accumulation ( edema ), which leads to a rise in intracranial pressure. This pressure squeezes blood vessels, preventing blood...
Source:Gale Encyclopedia of Medicine
Scientists do not feel convinced that the true cause of Reye syndrome has been defined. Although there is a clear-cut association between recent viral infection and the disease, and between use of aspirin-containing products and the disease, the a...
Source:Gale Encyclopedia of Neurological Disorders
Reye's syndrome causes fatty accumulation in the organs of the body, especially the liver. In the brain, it causes fluid accumulation (edema), which leads to a rise in pressure in the brain (intracranial pressure). This pressure compresses blood v...
Source:Gale Encyclopedia of Children's Health
Rashes involve changes in the color or texture of your skin.
Source:ADAM
Date:August 8, 2009
The popular term for a group of spots or red, inflamed skin that is usually a symptom of an underlying condition or disorder. Often temporary, a rash is only rarely a sign of a serious problem.
Source:Gale Encyclopedia of Medicine
The popular term for a group of spots or red, inflamed skin that is usually a symptom of an underlying condition or disorder. Often temporary, a rash is only rarely a sign of a serious problem.
Source:Gale Encyclopedia of Children's Health
Rash is a popular term for a group of spots or an area of red, inflamed skin. A rash is usually a symptom of an underlying condition or disorder. Often only temporary, a rash is rarely a sign of a serious problem.
Source:Gale Encyclopedia of Alternative Medicine
A seizure is the physical findings or changes in behavior that occur after an episode of abnormal electrical activity in the brain. See also: Generalized tonic clonic seizure; Partial (focal) seizure; Petit mal (absence) seizure; Epilepsy; Fever (...
Source:ADAM
Date:March 29, 2009
A seizure is a sudden change in behavior characterized by changes in sensory perception (sense of feeling) or motor activity (movement) due to an abnormal firing of nerve cells in the brain. Epilepsy is a condition characterized by recurrent seizu...
Source:Gale Encyclopedia of Neurological Disorders
A seizure is a sudden change in behavior characterized by changes in sensory perception (sense of feeling) or motor activity (movement) due to an abnormal firing of nerve cells in the brain . Epilepsy is a condition characterized by recurrent seiz...
Source:Gale Encyclopedia of Mental Disorders
A temporary series of uncontrollable muscle spasms brought on by unusual electrical activity in the brain. Also known as convulsion, clonic seizure, or tonic-clonic seizure. A seizure is characterized by a sudden episode of un- controllable brain ...
Source:Gale Encyclopedia of Childhood and Adolescence
Vomiting is the forceful discharge of stomach contents through the mouth.
Source:Gale Encyclopedia of Alternative Medicine
Confusion is the inability to think with your usual speed or clarity, including feeling disoriented and having difficulty paying attention, remembering, and making decisions.
Source:ADAM
Date:February 13, 2008
Paralysis is defined as complete loss of strength in an affected limb or muscle group.
Source:Gale Encyclopedia of Medicine
Paralysis is defined as complete loss of strength in an affected limb or muscle group.
Source:Gale Encyclopedia of Nursing and Allied Health
Unconsciousness is when a person is unable to respond to people and activities. Often, this is called a coma or being in a comatose state. Other changes in awareness can occur without becoming unconscious. Medically, these are called "altered ment...
Source:ADAM
Date:July 8, 2009
Stupor is a state of impaired consciousness in which it is difficult to arouse a person even with vigorous, noxious stimulation. The state of obtundation resembles a deep sleep from which the person can only be awakened for brief periods by shaking, shouting or pinching.
Source:Healthline
Date:November 30, 2007
Clumsiness is a common problem in otherwise healthy children with normal intelligence. Motor coordination problems may affect the ability to perform age-appropriate activities, such as dressing and running.
Source:Healthline
Date:December 31, 2007
Total blindness is the inability to tell light from dark, or the total inability to see. Visual impairment or low vision is a severe reduction in vision that can't be corrected with standard glasses or contact lenses and reduces a person's ability...
Source:Gale Encyclopedia of Medicine
Decreased consciousness is reduced alertness or awareness.
Source:ADAM
Date:April 21, 2009
Muscle function loss is when a muscle doesn't work or move normally. The medical term for complete loss of muscle function is paralysis.
Source:ADAM
Date:November 13, 2008
Nausea is the sensation of having an urge to vomit. Vomiting is forcing the contents of the stomach up through the esophagus and out of the mouth.
Source:ADAM
Date:October 20, 2009
Nausea is the sensation of having a queasy stomach or being about to vomit. Vomiting , or emesis, is the expelling of undigested food through the mouth.
Source:Gale Encyclopedia of Alternative Medicine
Coma, from the Greek word "koma," meaning deep sleep, is a state of extreme unresponsiveness, in which an individual exhibits no voluntary movement or behavior. Furthermore, in a deep coma, even painful stimuli (actions which, when performed on a ...
Source:Gale Encyclopedia of Medicine
Coma, from the Greek word koma , meaning deep sleep, is a state of extreme unresponsiveness, in which an individual exhibits no voluntary movement or behavior. Furthermore, in a deep coma, even painful stimuli (actions which, when performed on a h...
Source:Gale Encyclopedia of Nursing and Allied Health
Hearing loss is any degree of impairment of the ability to comprehend sound.
Source:Gale Encyclopedia of Nursing and Allied Health
Hearing loss is any degree of impairment of the ability to apprehend sound.
Source:Gale Encyclopedia of Medicine
Hearing loss is any degree of impairment of the ability to apprehend sound.
Source:Gale Encyclopedia of Alternative Medicine
It is normal to have periods of low energy when one needs to rest and recuperate. However, if low energy persists and a person continually feels sluggish, disinterested in life, and has low energy, the situation should be investigated by a physician.
Source:Healthline
Date:September 30, 2007
Aphasia is condition characterized by either partial or total loss of the ability to communicate verbally or using written words. A person with aphasia may have difficulty speaking, reading, writing, recognizing the names of objects, or understand...
Source:Gale Encyclopedia of Medicine
Aphasia is a communication disorder that occurs after language has been developed, usually in adulthood. Not simply a speech disorder, aphasia can affect the ability to comprehend the speech of others, as well as the ability to read and write. In ...
Source:Gale Encyclopedia of Neurological Disorders
Aphasia is an impairment of spoken language understanding and expression associated with brain damage.
Source:Gale Encyclopedia of Nursing and Allied Health
A condition, caused by neurological damage or disease, in which a person's previous capacity to understand or express language is impaired. In aphasia, the ability to understand language and to translate thoughts into words has been impaired by in...
Source:Gale Encyclopedia of Childhood and Adolescence
Anorexia is characterized by a loss of appetite or lack of desire to eat.
Source:Gale Encyclopedia of Cancer
Visual disturbances are abnormalities of sight. Visual disturbances associated with neurological disorders often include double vision (diplopia), moving or blurred vision due to nystagmus (involuntary rapid movements of the eyes), reduced visual ...
Source:Gale Encyclopedia of Neurological Disorders
Hearing loss is the total or partial inability to hear sound in one or both ears. See also: Hearing loss of aging
Source:ADAM
Date:April 13, 2009
Hearing impairment is the temporary or permanent loss of some or all hearing in one or both ears.
Source:Gale Encyclopedia of Children's Health
Hearing begins in the womb—pregnant women have reported feeling the fetus move in response to loud noises at 31 weeks (7 weeks before full-term delivery). Newborns are sensitive to the location, frequency, pitch, and volume of sounds. Loud sounds ...
Source:Gale Encyclopedia of Childhood and Adolescence
Speech disorders refer to several conditions in which a person has difficulty communicating by mouth. See also: Speech impairment
Source:ADAM
Date:April 22, 2008
According to the American Speech-Language-Hearing Association (ASHA), a language disorder is an impairment in comprehension use of the spoken, written, or other symbol system.
Source:Gale Encyclopedia of Medicine
Speech disorders are characterized by a difficulty in producing normal speech patterns.
Source:Gale Encyclopedia of Children's Health
Treatment for the improvement or cure of communication disorders, including both speech problems and language disorders. Formerly referred to as speech therapy, the techniques, strategies, and interventions designed to improve or correct communica...
Source:Gale Encyclopedia of Childhood and Adolescence
Speech-language pathology is the treatment for the improvement or cure of communication disorders, including speech, language, and swallowing disorders. The term used to describe professionals in this discipline is speech and language pathologist ...
Source:Gale Encyclopedia of Mental Disorders
A speech disorder is a communication disorder characterized by an impaired ability to produce speech sounds or normal voice, or to speak fluently.
Source:Gale Encyclopedia of Nursing and Allied Health
Abnormal posturing is different from what is commonly called "bad posture" or "slouching." Instead, it is a tendency to hold a particular body position, or to move one or more parts of the body in a particular way. This phenomenon is an important ...
Source:ADAM
Date:March 26, 2009
Hazy vision, cloudy vision, blurred vision are all problems with seeing clearly. Any change in your normal vision is cause for concern and is a good reason to call a doctor for an examination.
Source:Healthline
Date:September 30, 2007
Weakness is a reduction in the strength of one or more muscles.
Source:ADAM
Date:August 8, 2009
Hearing loss can be caused by many things – some reversible such as wax buildup in the ear canal or ear infections with fluid build up. Some hearing loss is irreversible – that due to mechanical problems within the ear itself, or sensorineural problems within the inner ear.
Source:Healthline
Date:November 30, 2007
Aimless movements can be a symptom of a primary or secondary movement disorder, side effect of a medication, psychiatric disturbance or dementia. Aimless or purposeless movement is therefore a significant symptom requiring evaluation by a physician to determine the origin of the problem.
Source:Healthline
Date:November 30, 2007
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