An advantage of a CT scan over an MRI is that it can guide treatment of cardiac disease. A CT Scan (or CAT Scan) is best suited for viewing bone injuries, diagnosing lung and chest problems, and detecting cancers, while an MRI is suited for examining soft tissue in ligament and tendon injuries, spinal cord injuries, brain tumors, etc.
The patient's cause of their death would have been stroke, loss of blood, or heart fail and the health workers, the patient, and the relatives would now be stressed and maybe depressed for the relatives.
Say you would want to start eating healthier. You ask your parents or whoever goes grocery shopping in your family to buy less junk food and more healthy food. You can also ask them to keep you on the right track. Since there is less junk food in your house, your family would theoretically start eating better too.