1. Genetic Disorders -- Netwellness Homepage
congenital heart defects, abnormalities of the nervous system, or chromosomal abnormalities) Approximately 10% of all adults and 30% of children in hospitals are there due to genetically related problems.
http://netwellness.org/healthtopics/idbd/2.cfm

2. Eligibility Criteria - EIP Memorandum 2005-02 - New York State Department of Health -- New York S...
The process of motor development depends on the maturation of the central nervous system and muscular system. Delays in motor development and clinical indicators of motor disorders or a diagnosis of motor disorders may be associated with delays...
http://www.health.state.ny.us/community/infants_children/early_intervention/mem...

3. Schizoid Personality Disorder - Mental Health Disorders on MedicineNet.com
Biologic theorists believe chromosomal or nervous system disorders are the cause. The exact cause of personality disorders is not known, however, several theories attempt to explain the cause. Social theorists believe learned behavior responses...
http://www.medicinenet.com/script/main/art.asp?articlekey=38121