Context: My father went to the hospital for abdominal pain. They found a tumor, but the operation to remove it went well. He passed away suddenly a few days after.
Speaker 1: My father was having abdominal pain, so he went to the hospital and they discovered a tumor.
Speaker 2: Oh no, was it benign?
Speaker 1: It was cancerous, but the surgery to remove it seemed to go well. A few days later he passed away suddenly, with no exact cause of death.
Speaker 2: That is so terrible, I'm so sorry.