Other causes of chronic ankle pain include: 1  An injury to the nerves that pass through the ankle. 2  A torn or inflamed tendon. 3  Arthritis of the ankle joint.  A fracture in one of the bones that make up the ankle 1  joint. An inflammation of the joint lining (synovium)  The development of scar tissue in the ankle after a sprain.
Down syndrome can affect the nervous system of the body by causing the nerves to slow down or misfire at different times; it can also cause seizures to occur. While it can be detrimental on the nervous system, it is often more detrimental to the developmental systems of the body and the other systems which work to make the body function properly.
Typically, a baby has 46 chromosomes. Babies with Down syndrome have an extra copy of one of these chromosomes, chromosome 21. This extra copy changes the bodyâs and brainâs development and can cause mental and physical problems for the baby.ome examples of physical problems associated with Down syndrome include a birth defect of the heart or problems with the stomach, hearing, skeleton, intestines, thyroid, or eyes. People with Down syndrome usually have an IQ in the mild-to-moderate range of intellectual disabilities.