McKhann et al., 2011, Alzheimerâs & Dementia Possible AD â¢ Atypical course (e.g., sudden onset or no evidence of progressive decline) â¢ Etiologically mixed presentation â¢ Concomitant cerebrovascular disease (e.g., history of stroke temporally related to cognitive
Ellen Louise Ripley is a fictional character and the protagonist of the Alien film series played by American actress Sigourney Weaver.
From Wikipedia, the free encyclopedia. Lydia Huntley Sigourney (September 1, 1791 â June 10, 1865), nÃ©e Lydia Howard Huntley, was a popular American poet during the early and mid 19th century. She was commonly known as the Sweet Singer of Hartford. Most of her works were published with just her married name Mrs. Sigourney.