The Oscar-nominated actress is recovering from a bone marrow procedure and neck surgery. She says she had to drop out of the historical play "A Free Man of Color," which premieres at Lincoln Center on Nov. 18.
Perez says her doctor was afraid the workload would land her back in the hospital.
Perez, who appeared in "Do The Right Thing" and "Fearless" hurt her neck while filming an episode of "Law & Order: SVU" in 2009.
Says the actress: "I'm on the mend."
Guare's other plays include "Six Degrees of Separation" and "The House of Blue Leaves."