Conditions

The federal definition further states that learning disabilities include, "[...] such conditions as perceptual disabilities, brain injury, minimal brain dysfunction, dyslexia, and developmental aphasia." The label "learning disabilities" describes a syndrome, not a specific child with specific...

The brain's white matter consists of axons, the "cables" that build up a complex network of connections between different nerve cells. These axons are wrapped by a thick insulating membrane, referred to as myelin, which is important for the isolation and protection of axons. Leukodystrophies are...

Patients with LGMD usually begin to have symptoms in adolescence or early adulthood; however, some forms of LGMD are more severe, with symptoms beginning in childhood. Typically, these symptoms include weakness in the shoulders, hips, upper arms and legs. For example, patients may have progressive...