The Princess of Wales was photographed riding in a car with her mother, Carole Middleton, on Monday.
According to the suit, Sandra Sultzer had abdominal pain and fever before dying of injuries caused by the da Vinci surgical device.
The Princess of Wales underwent surgery on Jan. 16 and was released from the hospital on Monday.
The pop-rock ballad hitmaker required "immediate surgery," he said.
"I can’t articulate what it was like to lose my mother like that, after being diagnosed with the same disease. I just know the fear of meeting that same fate was something I carried since that hot July day."
“I don’t think anyone who hasn’t been through a similar situation can begin to understand that feeling of fear," the reality star said.
The Florence and the Machine frontwoman shared the news with fans over the weekend.
Menounos explained why her scars make her smile in a thoughtful caption.
"I shrunk back into my body. They couldn’t believe my parents would do that to me. They couldn’t believe I was that bad."
The "Today" show journalist told his colleagues his latest surgery was "a bit of a bear."