Multisystem Developmental Disorder
Encyclopedia
Multisystem developmental disorder (MSDD) is a term used by Stanley Greenspan
Stanley Greenspan
Stanley Greenspan was a clinical professor of Psychiatry, Behavioral Science, and Pediatrics at George Washington University Medical School and a practicing child psychiatrist...

 to describe children under age 3 who exhibit signs of impaired communication as in autism
Autism
Autism is a disorder of neural development characterized by impaired social interaction and communication, and by restricted and repetitive behavior. These signs all begin before a child is three years old. Autism affects information processing in the brain by altering how nerve cells and their...

, but with strong emotional attachments atypical of autism.

Other uses of the term

The term multisystem developmental disorder has also been used to describe various developmental disorder
Developmental disorder
Developmental disorders occur at some stage in a child's development, often retarding the development. These may include,psychological or physical disorders. The disorder is an impairment in the normal development of motor or cognitive skills that are developed before age 18 in which they are...

s, including Cornelia de Lange syndrome
Cornelia de Lange Syndrome
Cornelia de Lange Syndrome often termed as Bushy Syndrome is a genetic disorder that can lead to severe developmental anomalies. It affects the physical and intellectual development of a child. Exact incidence is unknown, but it is estimated at 1 in 10,000 to 30,000.! Appx...

, Alagille syndrome
Alagille syndrome
Alagille syndrome is a genetic disorder that affects the liver, heart, kidney, and other systems of the body. Problems associated with the disorder generally become evident in infancy or early childhood...

, Rubinstein-Taybi syndrome
Rubinstein-Taybi syndrome
Rubinstein-Taybi Syndrome , also known as broad thumb-hallux syndrome or Rubinstein syndrome, is a condition characterized by short stature, moderate to severe learning difficulties, distinctive facial features, and broad thumbs and first toes. Other features of the disorder vary among affected...

, and Williams syndrome
Williams syndrome
Williams syndrome is a rare neurodevelopmental disorder characterized by a distinctive, "elfin" facial appearance, along with a low nasal bridge; an unusually cheerful demeanor and ease with strangers; developmental delay coupled with strong language skills; and cardiovascular problems, such as...

.

Other sources

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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