Palsy definition and types
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Palsy Definition: Neurological and Motor Disorder Keywords
Palsy refers to a group of disorders that primarily affect movement and posture due to damage or disturbances in the developing brain. The most well-known form is cerebral palsy, which is defined as a group of permanent disorders of movement and posture, causing activity limitations, and attributed to non-progressive disturbances that occurred in the developing fetal or infant brain 2378. These disorders are not progressive, meaning the brain injury does not worsen over time, but the symptoms can change as a child grows 16.
Types of Palsy: Classification and Motor Symptom Keywords
Spastic Cerebral Palsy
Spastic cerebral palsy is the most common type and is characterized by increased muscle tone (spasticity), leading to stiff and awkward movements. It can be further classified based on the body parts affected:
- Spastic Diplegia: Mainly affects the legs.
- Spastic Hemiplegia: Affects one side of the body.
- Spastic Quadriplegia: Involves all four limbs 234.
Dyskinetic Cerebral Palsy
Dyskinetic cerebral palsy includes movement disorders such as athetosis (slow, writhing movements) and dystonia (involuntary muscle contractions). This type is marked by fluctuating muscle tone and involuntary movements 237.
Ataxic Cerebral Palsy
Ataxic cerebral palsy is characterized by problems with balance and coordination. Children with this type may have shaky movements and difficulty with precise tasks 23.
Mixed Cerebral Palsy
Mixed cerebral palsy occurs when symptoms of more than one type are present, most commonly a combination of spasticity and dyskinetic movements 23.
Other Types and Terms
Other terms sometimes used in classification include tremor, rigidity, and atonic (low muscle tone) types, as well as mixed forms where more than one motor disorder is present . The classification can also consider the topographic involvement (which limbs are affected), the severity of involvement, and the degree of muscle tone 18.
Evolving Classification Systems: Modern Approaches and Functional Assessment Keywords
Recent classification systems emphasize not only the type of motor disorder but also the distribution (unilateral or bilateral), functional level, and the presence of other symptoms such as epilepsy, intellectual disability, and sensory impairments 38910. Functional assessments, such as the Gross Motor Function Classification System, are now routinely used to evaluate the level of independence and guide interventions 4810.
Conclusion
Palsy, particularly cerebral palsy, is defined as a group of permanent, non-progressive disorders affecting movement and posture due to early brain disturbances. The main types are spastic, dyskinetic, ataxic, and mixed, with further classification based on the distribution and severity of symptoms. Modern approaches to classification and assessment focus on both the type of motor disorder and the functional impact on daily life, ensuring more targeted and effective care for individuals with palsy 1234+3 MORE.
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SPECIAL ARTICLE A CLASSIFICATION OF CEREBRAL PALSY
The American Academy for Cerebral Palsy has proposed a new classification for cerebral palsy, excluding progressive neurological diseases and neoplastic diseases, and listing each type separately based on motor symptoms, topographic involvement, etiology, and severity of involvement.
Proposed Definition and Classification of Cerebral Palsy-Understanding Report of International Workshop on Definition and Classification of Cerebral Palsy April 2006
Cerebral palsy is a group of disorders affecting movement and posture, caused by non-progressive disturbances in the developing fetal and infant brain.
Cerebral Palsy: Current Opinions on Definition, Epidemiology, Risk Factors, Classification and Treatment Options
Cerebral palsy is a complex condition with diverse causes, risk factors, and treatment options, often co-existing with other disorders.
Cerebral Palsy Types Based on Kind of Disability Correlated with The Functional Independence
The most common type of cerebral palsy is spastic group CP with low or dependent functional independence, which correlates perfectly (+1) with the level of functional independence of children.
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