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Glossary

Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.

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Ataxia-Telangiectasia(also: A-T, Louis-Bar Syndrome)
A rare, inherited, progressive neurological disorder that typically appears in early childhood and causes increasing difficulties with movement, coordination, and immune function. Children with A-T usually begin walking at a typical age but experience progressive ataxia (loss of…
Duchenne Muscular Dystrophy(also: DMD, Duchenne MD)
Duchenne Muscular Dystrophy (DMD) is a severe genetic disorder characterized by progressive muscle degeneration and weakness, caused by mutations in the dystrophin gene on the X chromosome. It primarily affects boys, with symptoms typically appearing between ages 2-5 and…
Motor Neuron Disease(also: MND, ALS, Amyotrophic Lateral Sclerosis)
A group of progressive neurological disorders that destroy motor neurons, the cells controlling voluntary muscle activity including speaking, walking, breathing, and swallowing. ALS (amyotrophic lateral sclerosis) is the most common form. As the disease progresses, people lose…
Primary Lateral Sclerosis(also: PLS)
A rare progressive neurological disease affecting the upper motor neurons, causing weakness and stiffness in the voluntary muscles, particularly in the legs, arms, and tongue. Unlike amyotrophic lateral sclerosis (ALS), PLS progresses more slowly and primarily affects upper…
Spinal Stenosis(also: Lumbar Stenosis, Cervical Stenosis)
A narrowing of the spaces within the spine that can put pressure on the nerves travelling through the spinal column. When spinal stenosis occurs in the cervical (neck) region, it can cause weakness, numbness, or tingling in the hands and arms, affecting fine motor control and…
Stroke Recovery(also: Stroke Rehabilitation, Post-Stroke Rehabilitation)
The process of regaining physical, cognitive, and communicative abilities lost or impaired following a stroke (cerebrovascular accident). Stroke is the leading cause of adult disability, with survivors often experiencing hemiparesis (weakness on one side of the body), loss of…

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