Resource : Definitions of Disabilities

These are the examples of common developmental disabilities. If you notice the signs of developmental disabilities, it is critical to discuss with a specialist such as a special education teacher, doctor, psychologist, or therapist who has knowledge in developmental disabilities and receive appropriate diagnosis. Appropriate treatment and intervention strategies vary by individual needs. Please discuss details with a specialist.

Communication Disorder

Communication disorder is characterized by the difficulty in communicating with others. Individuals with communication disorder may struggle to establish or maintain friendship and make natural conversation, and they may also be indifferent, extremely shy, or fearful toward others. In addition, communication disorder may lead to a secondary disorder such as emotional disroder.

Types of Communication Disorder

Expressive Language Disorder

This type of communication disorder has difficulties with verbal and written expression. Although individuals with expressive language disorder can comprehend language itself, they have trouble expressing their thoughts in words.

Mixed Receptive-Expressive Language Disorder
This type of communication disorder has difficulties with both receptive and expressive language. Children with this type of communication disorder may not speak at age 2 and may not notice when they are called by name.
Phonological Disorder (Speech Sound Disorder)
Individuals with phonological disorder cannot produce, pronounce, or use native language correctly.