(dated) Angelman syndrome

(Internet) A problem in data transmission, where a server, unable to process all incoming data, repeatedly asks the clients to reduce the size of the packets they are sending — to the point where all packets become extremely small ("tinygrams") and transmission becomes inefficient.

FG syndrome

A syndrome caused by bilateral lesions of the medial temporal lobe, characterized by hypersexuality, hyperorality, dietary changes, docility, and visual agnosia.

A disease found in the African Pygmy domesticated hedgehog, characterized by vacuolization of the grey matter of the brain and spinal cord that leads to neurogenic muscle atrophy.

A chronic multisymptom disorder affecting veterans and civilians after the 1991 Gulf War, possibly related to chemical weapons.

Gulf War syndrome

(medicine) A rare neurological disorder characterized by progressive rigidity and stiffness, primarily of the axial musculature, resulting in postural deformities.

Alternative form of restless legs syndrome

(medicine) A constellation of signs and symptoms that arise from retrograde (reversed) flow of blood in the vertebral artery or the internal thoracic artery, due to a proximal stenosis and/or occlusion of the subclavian artery.