(medicine, psychology, psychiatry) A state of agitation, confusion, or delirium, especially in elderly patients suffering from Alzheimer's disease or other forms of dementia, which begins daily at nightfall and which is alleviated by daylight.

Alternative form of sundowner syndrome

Alternative form of Bloom's syndrome

A rare genetic disease characterized by stunted growth, predisposition to the development of cancer, and genomic instability.

(medicine, psychology, neurology) An extremely rare disorder, which may be temporary or permanent, in which a person who has suffered a stroke or other brain trauma recovers but subsequently speaks with a seemingly foreign accent.

Alternative spelling of true-believer syndrome

A phenomenon in which witnesses to a staged event continue to believe in its authenticity even after it has been debunked.

A form of pericarditis that occurs in relation to damage to the myocardium or pericardium.

(medicine) A syndrome characterised by polycystic ovaries, menstrual disturbance, and high levels of androgens or insulin.

(neurology, medicine) Rapid-onset muscle weakness, often severe and sometimes fatal, resulting from impaired peripheral nervous system function, associated with various viral and other infections.