"And the symptoms of what a person goes through when they have a brain tumor is nothing like what we've ever been through with her cancer before,'' Taylor Swift told Variety. "So it's just been a really hard time for us as a family."
Andrea Swift's cancer returned last year after her initial treatment in 2015, her daughter wrote in Elle magazine in March, NBC News reported.
"It's taught me that there are real problems and then there's everything else," she wrote. "My mom's cancer is a real problem. I used to be so anxious about daily ups and downs. I give all of my worry, stress, and prayers to real problems now."