Cancer patients endure unimaginable pain, both physically and mentally, so this is a very heavy topic. A common manifestation of cancer patients who have reached their final days is pain. In addition, a week before death there may be no reflexes in the pupils and a diminished response to visual stimuli, and a diminished response to verbal stimuli. The eyes may not close, the nasolabial folds may droop, the neck may be hyperextended, there may be a purring sound in the throat, and some people may experience bleeding from the upper gastrointestinal tract.