72 yr old father, knee operation 2 years ago not moving well, sits a lot, smokes 12 a day, pain at to err of leg and pain in hrs buttock, fatigued, bed early, not eating much but more importantly has pain that moves around about LHS at ribs 3rd or 4th down under arm area. May be under the ribs possibly a cracked rib through sneezing, usually stay up late but in bed at 7pm to stubborn to see doctor. Was on statins that made joints ache so came off and changed them. Recent pain in leg/ buttock and chest has caused him to stop those also. Bit concerned that it could be blood clot up main arteriery? Concerned son and mother?