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.
Sigourney Weaver was born in New York and has an estimated net worth of $40 million dollars. Over the course of a career that has lasted over thirty years, Sigourney Weaver has starred in such hits as the Alien franchise, Gorillas in the Mist, and most recently, the international blockbuster, Avatar.