… characterized by intralysosomal storage of GM2 ganglioside . The acute infantile variant is known as Tay-Sachs disease. Juvenile (subacute), chronic, and adult-onset variants are notable for slower disease …
…exchange are not recommended for ambulatory children with GBS who have mild, nonprogressive disease or for children whose symptoms have stabilized. Children who have rapid progression followed by stabilization …
… occur. Most affected children die within a few years after onset, although some have lived only a few months, while others have survived for several decades . The late childhood/juvenile form presents between …
…involve other segments . This is then referred to as bulbar-onset ALS. There have been no reports of specific pathology in progressive bulbar palsy . The flail arm syndrome (also called brachial amyotrophic …
… appear before this time, then the diagnosis converts to upper motor neuron–onset ALS. Progressive bulbar palsy – This is a progressive motor neuron disorder of cranial muscles. When both upper and lower …