My Elderly Aunt,88 Years Old, Has Been Diagnosed With Ovarian

My elderly aunt,88 years old, has been diagnosed with ovarian or pancreatic cancer, totally sympotmatic of stage 4 , distended stomach, lower limbs filled with fluids, and a new symptom of throwing up green bile. She was supposed to do a PET scan today, however to weak. Do you think at this juncture the Doctors would attempt chemotherapy? Thank you in advance for your professional opinion.