What is the Difference Between Autism and Mental Retardation?

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Autism and mental retardation, also known as intellectual disability, are two distinct conditions with different characteristics and causes. The main differences between autism and mental retardation include:

  1. Definition and symptoms: Autism is a neurodevelopmental disorder characterized by difficulties in communication, social interactions, and repetitive behaviors. In contrast, mental retardation is a condition characterized by impaired cognitive functioning and a below-average Intelligence Quotient (IQ) score of 70 or below.
  2. Cognitive functioning: Children with autism do not generally have decreased cognitive functioning, and their IQ scores can range from below to above average. In contrast, individuals with mental retardation have consistently lower IQ scores.
  3. Adaptive capacity: Autism affects adaptive capacity, which refers to the skills an individual needs to live independently. Mental retardation, on the other hand, affects a person's ability to learn, think abstractly, and apply lessons.
  4. Social and communication difficulties: Autism is primarily defined by social difficulties, communication issues, and repetitive behaviors. In contrast, mental retardation comes with a suite of developmental delays that can include social and communication difficulties, but the primary focus is on the impaired cognitive functioning.
  5. Treatment approach: Autistic children may require special interactive teaching and counseling to help them with communication and social skills. In contrast, individuals with mental retardation may need structured teaching and tailored support to help them with daily living skills and learning.
  6. Causes: The exact cause of autism is not fully understood, but a strong genetic predisposition is suspected. In contrast, the causes of mental retardation can be more varied and include both genetic and environmental factors.

In summary, autism and mental retardation are distinct conditions with different characteristics, symptoms, and treatment approaches. While they may share some overlapping features, they are not the same disorder.

Comparative Table: Autism vs Mental Retardation

Autism and mental retardation, now referred to as intellectual disability, are both neurodevelopmental disorders, but they have distinct differences. Here is a table summarizing the main differences between autism and intellectual disability:

Feature Autism Intellectual Disability
Cognitive Functioning Children with autism do not generally have decreased cognitive functioning. Intellectual disability is characterized by intellectual and adaptive functioning being affected.
IQ Range Autism cases deviate in the IQ range with below and above average test results. Intellectual disability is assessed based on the individual's cognitive functioning.
Adaptive Capacity Autistic children have average or even above-average intelligence but may have difficulties in communication and social skills. The expertise an individual needs to live independently, including communication and social skills, may be affected.
Communication Children with autism may struggle with language and communication, such as not responding to their name or being disinterested in their surroundings. Individuals with intellectual disability may have difficulties in understanding and applying lessons.
Genetic Overlap Most genes identified as autism genes also cause intellectual disability. The line between autism and intellectual disability remains fuzzy, and doctors often mistake one condition for the other or diagnose both when only one is present.

In summary, autism is characterized by difficulties in communication and social skills, while intellectual disability is characterized by impaired cognitive and adaptive functioning. Although there is some genetic overlap between the two conditions, they are distinct neurodevelopmental disorders.