Types of and Causes of Cerebral Palsy

Cerebral palsy is not a disease it is a condition.Athetoid cerebral palsy affects the ability to control
Cerebral refers to the brain and palsy meansmuscles, leading to involuntary and uncontrolled
weakness or lack of muscle control. In addition,movements in the affected muscles
cerebral palsy is not a single problem, but a complexSpastic cerebral palsy is the most common type of
disease in which virtually all brain cell types could needcerebral palsy. Approximately 60 percent of all
repair. Approximately 90 percent of all cases areindividuals with cerebral palsy have spasticity that is
caused by brain injury during the prenatal periodcharacterized by tense, contracted muscles. Doctors
(before labor begins). This condition is caused bywill often describe which type of spastic cerebral
damage to brain cells that control the movement ofpalsy a patient has, based on which limbs are
muscles. A person with cerebral palsy can have mildaffected.
to severe physical disabilities. There are varyingAtaxic cerebral palsy affects the sense of balance
degrees of therapies depending on the degree ofand depth perception. Children who suffer from
condition. However, just because a person hasataxic cerebral palsy can be described as being very
cerebral palsy, it does not mean they will have othershaky and unsteady.
disabilities.Symptoms
Causes and RisksChildren with cerebral palsy may develop eating
Recent studies suggest that cerebral palsy is mostlydifficulties, bladder and bowel control problems,
due to factors affecting the brain before birth. Inbreathing problems, and learning disabilities. Children
about 70 percent of cases, cerebral palsy resultswith cerebral palsy have limited use of their arms due
from events occurring before birth that can disruptto the dysfunction of their neural motor control and
normal development of the brain. This condition isstiffness of their joints. Dysarthria is common in
caused by an injury to the brain during pregnancy, atpeople with cerebral palsy, due to problems involving
birth, or shortly after birth. The symptoms are usuallythe muscles that control speech and mastication.
not noticeable at birth. It was previously assumedAlthough Cerebral Palsy is a permanent condition, as
that it was caused by fetal distress, such as a lacka person learns and grows and practices skills, more
of oxygen, during the birth process. However, lack ofcontrol over movement may be achieved.
oxygen at birth has not been shown to be the majorTreatment
cause. The motor deficits of babies are usuallyTreatment of cerebral palsy requires a team of
unrecognizable before 4-6 months of age.specialists to help maximize and coordinate
A preemie's risk of cerebral palsy is much higher thanmovement, minimize discomfort and pain, and
that of a full-term baby. In addition, exposure toprevent long-term complications. Because the
herpes group B viruses was associated with asymptoms of cerebral palsy can cause behavioral and
two-fold increase in risk. Reproductive/urinary tractemotional problems, many children benefit from
infections also may increase the risk in a pretermcounseling or behavior therapy. It is also not "curable"
delivery. Preemie's are already at risk for cerebralin the accepted sense, although education, therapy,
palsy and account for approximately one-third of theand applied technology can help persons with cerebral
cases. Adequate prenatal care may reduce the riskpalsy lead productive lives.
of the unborn baby.The goal of drug therapy is to reduce the effects
Viral infections, lead poisoning, or head injuries thatand prevent complications. Physical, speech, and
occur early in life can result in acquired cerebral palsy,occupational therapy along with counseling today are
a less common condition. Spastic cerebral palsy, theemployed to help people lead healthy, productive
most common type, is a condition in which there islives. Most children with cerebral palsy benefit from
too much muscle tone. However, cerebral palsy isearly and regular physical and occupational therapy. In
NOT a progressive condition, meaning that it doesaddition, education, therapy, and applied technology
not worsen over time. Cerebral palsy generally is acan help persons with cerebral palsy lead productive
long-lasting (chronic) condition.lives.
There are roughly 8,000 infants born with thisConclusion
condition each year and some 1,200-1,500 preschoolWith early and ongoing treatment, the disabilities
age children acquire cerebral palsy annually. Mostassociated with cerebral palsy can be reduced. People
children are diagnosed by age 5. Despite significantliving with cerebral palsy are usually able to live
improvements in obstetric and neonatal care in recentindependently in the community, with or without
years, the incidence of cerebral palsy has notassistance. With support and treatment, though,
decreased.many people with cerebral palsy can live healthy,
Typeshappy lives.