Karen is a fictional character portrayed by Nia Vardalos in the TV series Grey's Anatomy.
In the first episode they appeared in, titled Hope for the Hopeless (season 8), they were 49 years old.
They appear in 1 episodes out of a total of 430 aired so far
Karen is also portrayed by Kelsey Scott, Lise Simms, Alexandra Brandl and Cece Paige.
Episodes1
Hope for the Hopeless
episode S8.E12 january 2012While Derek prepares to operate on a tumor deemed entirely inoperable, Hunt pressures Meredith to declare a specialty. As Cristina and Teddy try to steal a prized cardio surgery, the doctors celebrate Richard's 10,000th surgery.