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The St. Louis Center for Cognitive Health
Guide to Intellectual disability

Understanding Intellectual Disability: Symptoms, Causes and Treatment

Learn about the signs and symptoms of intellectual disability, potential causes and available treatment options.

Intellectual disability, is a condition that affects an individual's ability to learn, reason, and problem-solve. It is often diagnosed in childhood and can range from mild to severe. Understanding the signs, causes and treatment options for intellectual disability can help individuals and their families navigate the challenges and find support.

Signs & Symptoms

The signs and symptoms of intellectual disability can vary and may not be immediately apparent. Common signs include difficulty with communication, delayed language development, and difficulty with self-care tasks. Individuals with intellectual disability may also have difficulty with social interactions and may struggle with memory and problem-solving.

Causes of Intellectual Disability

The causes of intellectual disability can be complex and may include genetic conditions, brain damage, and environmental factors. Certain medical conditions, such as Down syndrome and Fragile X syndrome, are known to be associated with intellectual disability. Environmental factors, such as exposure to toxins or lack of proper nutrition, can also contribute to intellectual disability.

Treatment options

Treatment options for intellectual disability are tailored to the individual and may include special education services, speech and language therapy, and occupational therapy. Medications may also be prescribed to address specific symptoms, such as attention deficit disorder or depression. Support services, such as counseling and respite care, can also be beneficial for individuals with intellectual disability and their families.

Getting Tested

Diagnosis of intellectual disability is typically made by a team of healthcare professionals, including a physician, psychologist, and special education teacher. The team will take into account an individual's cognitive abilities, motor skills, and adaptive skills. It is recommended that individuals who suspect they may have intellectual disability seek evaluation from a healthcare professional. The pediatric and adult neuropsychologists at STLCCH are skilled both in diagnosing this condition as well as providing detailed recommendations for accommodations and interventions if necessary.

Intellectual Disability FAQs

What is intellectual disability?

Intellectual disability, also known as cognitive impairment or developmental delay, is a condition that affects an individual's ability to learn, reason, and problem-solve.

How is intellectual disability diagnosed?

Intellectual disability is typically diagnosed by a team of healthcare professionals, including a physician, psychologist, and special education teacher. They will take into account an individual's cognitive abilities, motor skills, and adaptive skills.

What are the causes of intellectual disability?

The causes of intellectual disability can be complex and may include genetic conditions, brain damage, and environmental factors. Certain medical conditions, such as Down syndrome and Fragile X syndrome, are known to be associated with intellectual disability. Environmental factors, such as exposure to toxins or lack of proper nutrition, can also contribute to intellectual disability.

What are the treatment options for intellectual disability?

Treatment options for intellectual disability are tailored to the individual and may include special education services, speech and language therapy, and occupational therapy. Medications may also be prescribed to address specific symptoms, such as attention deficit disorder or depression. Support services, such as counseling and respite care, can also be beneficial for individuals with intellectual disability and their families.

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