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.
Their only child, she was named after her father's first wife, Lydia Howard, who had died soon after marrying Ezekiel. In her autobiography Letters of Life Sigourney describes her relation to her parents, her decision to care for them, and her intent to avoid marriage because it would interfere with this relationship.