

|
Children with this condition may have:Albinism -- silvery sheen to the hair, light-colored eyesJerky eye movements (nystagmus)Increased infections in the lungs, skin, and mucous membranesInfection with certain viruses such as Epstein-Barr virus (E...
|
|
People with Chediak-Higashi syndrome will often have many different clinical problems such as recurrent bacterial infections without clear causes, fevers that cannot be explained, severe gingivitis(gum disease), peripheral and cranial neuropathies...
|
|
People with Chediak-Higashi syndrome will often have many different clinical problems such as recurrent bacterial infections without clear causes, fevers that cannot be explained, severe gingivitis(gum disease), peripheral and cranial neuropathies...
|
![]() |
Uncoordinated movement is muscle control problem or an inability to finely coordinate movements, which results in a jerky, unsteady, to-and-fro motion of the middle of the body(trunk) and unsteady gait(walking style). The condition is called ataxi...
|
|
Ataxia, a medical term originated from the Greek language meaning"without order," refers to disturbances in the control of body posture, motor coordination, speech control, and eye movements. Several brain areas, including the cerebellum and the s...
|
|
Detailed information on ataxia, including sporadic ataxia and the hereditary ataxias
|
|
Ataxia, an extreme lack of coordination of the muscles, is a symptom of damage to the central nervous system. People with ataxia typically stand with feet planted far apart, and sway while standing, struggling to maintain balance.
|
|
Developmental coordination disorder is diagnosed when children do not develop normal motor coordination(coordination of movements involving the voluntary muscles).Developmental coordination disorder has been known by many other names, some of whic...
|
|
A seizure is the physical findings or changes in behavior that occur after an episode of abnormal electrical activity in the brain.Secondary seizures; Reactive seizures; Seizure- secondary; Seizure- reactive.There are a wide variety of possible sy...
|
|
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 seizure...
|
|
Detailed information on epilepsy and seizures, including the different types of seizures, causes, symptoms, diagnosis, and treatment
|
|
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 seizure...
|
|
Detailed information on epilepsy and seizures, including the different types of seizures, causes, symptoms, diagnosis, and treatment
|
|
Detailed information on epilepsy and seizures, including the different types of seizures, causes, symptoms, diagnosis, and treatment
|
|
The intense, involuntary muscular contractions that often accompany seizures are referred to as convulsions. Seizures normally last three to five minutes, with a period of unconsciousness that may last for up to 30 minutes.Seizures can result from...
|
|
Detailed information on epilepsy and seizures, including the different types of seizures, causes, symptoms, diagnosis, and treatment
|
|
Children with epilepsy may have seizures only once in a while, or every day. Though seizures can be scary for parents and caregivers, they aren't painful and are usually brief.
|
|
A seizure results from a sudden rush of abnormal electrical signals in the brain. Symptoms may range from a minor daze to uncontrollable muscle spasms (convulsion). In some cases, the victim may even lose consciousness. A seizure can be caused by a high fever, head injury, drug reaction, or condition such as epilepsy.
|
|
Although not a psychiatric disorder, epilepsy has a psychiatric aspect. The link is manifested in similar, often overlapping, symptoms, so it is important that caregivers diagnose and treat their patients with care.
|
|
People with certain mental conditions can experience seizures that appear to be epilepsy but are actually psychogenic seizures. Studies are finding ways to distinguish between the two types to facilitate proper treatment.
|
|
How does estrogen use and menopause affect someone with a seizure disorder?
|
|
Mental retardation is a condition diagnosed before age 18 that includes below-average general intellectual function, and a lack of the skills necessary for daily living.Mental retardation affects about 1- 3% of the population. There are many cause...
|
|
Mental retardation(MR) is a developmental disability that first appears in children under the age of 18. It is defined as a level of intellectual functioning(as measured by standard intelligence tests) that is well below average and results in sig...
|
|
|
Mental retardation(MR) is a developmental disability that first appears in children under the age of 18. It is defined as a level of intellectual functioning(as measured by standard intelligence tests) that is well below average and results in sig...
|
|
Mental retardation is a developmental disability that first appears in children under the age of 18. It is defined as an intellectual functioning level(as measured by standard tests for intelligence quotient) that is well below average and signifi...
|
|
Mental retardation is a developmental disability that first appears in children under the age of 18. It is defined as an intellectual functioning level(as measured by standard tests for intelligence quotient) that is well below average and signifi...
|
|
|
According to the definition in the American Psychiatric Association''s Diagnostic and Statistical Manual(DSM-IV), a mentally retarded person is significantly limited in at least two of the following areas: self-care, communication, home living, soc...
|
|
|
(Also called sociocultural or cultural-familial retardation).Mild mental retardation attributed to environmental causes and generally involving some degree of psychosocial disadvantage.The majority of persons suffering from mental retardation fall...
|
|
Tremors are a type of involuntary shaking movement. Involuntary means you shake without trying to do so.Tremors are caused by problems with the nerves supplying certain muscles.
|
|
Tremor is an unintentional(involuntary) rhythmical alternating movement that may affect the muscles of any part of the body. Tremor is caused by the rapid alternating contraction and relaxation of muscles and is a common symptom of diseases of the...
|
|
Tremor is an unintentional(involuntary), rhythmical alternating movement that may affect the muscles of any part of the body. Tremor is caused by the rapid alternating contraction and relaxation of muscles and is a common symptom of diseases of th...
|
|
Tremor is an unintentional(involuntary), rhythmical alternating movement that may affect the muscles of any part of the body. Tremor is caused by the rapid alternating contraction and relaxation of muscles and is a common symptom of diseases of th...
|
|
True muscle weakness means that full effort does not produce a normal muscle contraction or movement. A voluntary muscle contraction is generated when the brain sends a signal through the spinal cord and nerves to a muscle.
|
|
Weakness is a reduction in the strength of one or more muscles.Weakness may be generalized(total body weakness) or localized to only one area, side of the body, limb, or muscle. Weakness is more notable when it is localized.
|
![]() |
Numbness and tingling are abnormal sensations that can occur anywhere in your body, but are often felt in your fingers, hands, feet, arms, or legs.Sensory loss; Paresthesias; Tingling and numbness; Loss of sensation.Remaining in the same seated or...
|
|
Numbness and tingling are decreased or abnormal sensations caused by altered sensory nerve function.The feeling of having a foot"fall asleep" is a familiar one. This same combination of numbness and tingling can occur in any region of the body and...
|
|
The most common reason for numbness or tingling is a problem with nerve function, either because the nerve itself is injured, something is pressing on the nerve, or an imbalance in the body's chemistry interferes with nerve function.
|
|
What would cause sudden ear numbness and partial facial numbness (but without drooping or muscle weakness)?
|
|
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 to function at certain or all tasks. Legal blindness(which is actually a severe visual i...
|
|
When you have low vision, you need more than glasses or contact lenses to see well enough to get around and do day-to-day tasks. Your central or side vision, or both, may be reduced.
|
|
If you have low-vision symptoms, talk to your eye-care professional, who can help you find resources and visual devices to make the most of your remaining vision.
|
|
Detailed information on problems with vision in children There are many problems that can affect your child's vision that require clinical care by a physician or other healthcare professional. Listed in the directory below are some, for which we have provided a brief overview.
|
|
Detailed information on problems with vision in children Eye disorders that affect vision can be divided into two groups, including the following:
|
|
Using vision aids can help you do the things you need and want to do. There are many kinds of vision aids. Low-vision centers and some doctors sell these aids. They also train you to use your aids. And they will talk with you about proper lighting.
|
|
The number of people losing their vision is growing, yet experts say much of this vision loss could be prevented.
|
|
Detailed information on correcting or improving vision problems With today's advanced technology, there are many different approaches now available to help correct or improve a variety of vision problems. Listed below are some, for which we have provided a brief overview.
|
|
Have you noticed the sudden onset of any of these symptoms: vision loss, seeing double, the feeling of a shade over the eye, lights are surrounded by halos, or light sensitivity?
|
|
Reports of a rare eye condition developing in men after use of Viagra are a reminder that erectile dysfunction medications should be used with the same caution given to other prescription drugs.
|
![]() |
Nystagmus refers to rapid involuntary movements of the eyes that may be:.Side to side(horizontal nystagmus) Up and down(vertical nystagmus) Rotary.Depending on the cause, these movements may be in both eyes or in just one eye. The term"dancing eye...
|
|
The to-and-fro motion is generally involuntary. Vertical nystagmus occurs much less frequently than horizontal nystagmus and is often, but not necessarily, a sign of serious brain damage.
|
|
Nystagmus is a condition in which there is involuntary and rhythmic movement or oscillation of the eye. It is often caused by an underlying ocular or neurological disorder.The eye movements associated with nystagmus are varied.
|
![]() |
For many people, photophobia is not due to any underlying disease. Severe photophobia may be associated with eye problems and cause severe eye pain even in relatively low light.The discomfort of light sensitivity can be reduced by avoiding sunligh...
|