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Answer:
Marty is in middle school. He is an intelligent boy with good language skills. He is fascinated with the local train schedule and likes to make sure that the train arrives and leaves on time every day. Marty does not like to play with other children and he has difficulty making eye contact with anyone. Marty has diagnostic features of Rett's disorder.
The correct option is, (A) Rett's disorder.
- Marty is in middle school. He is an intelligent boy with good language skills. He is fascinated with the local train schedule and likes to make sure that the train arrives and leaves on time every day. Marty does not like to play with other children and he has difficulty making eye contact with anyone. Marty has diagnostic features of Rett's disorder.
Is Rett disorder autism?
- Rett syndrome (RTT, MIM#312750) is a neurodevelopmental disorder that is classified as an autism spectrum disorder.
- Clinically, RTT is characterized by psychomotor regression with loss of volitional hand use and spoken language, the development of repetitive hand stereotypies, and gait impairment.
What are early signs of Rett?
- Smaller than usual head size (microcephaly) is sometimes the first sign that a child has Rett syndrome.
- As children get older, there is delayed growth in other parts of the body.
- Loss of movement and coordination abilities.
- The first signs often include reduced hand control and a decreasing ability to crawl or walk.
What disease makes you lose the ability to walk?
- Ataxia is a loss of muscle control.
- People with ataxia lose muscle control in their arms and legs.
- This may lead to a lack of balance, coordination, and trouble walking.
Learn more about Rett's disorder here:
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