I am 71 year old female and have mitral valve prolapse with regurgitation. Also had 20% blockage in cardiac artery diagnosed about 10 yrs ago. Sleep Apnea, and severe degen disc disease, Am 5 7 about 140 lb. not very active. Symptoms in last six mo. include increased fatigue, slight swelling in lower legs and feet, change of colour in toes and feet dusky, tingling or pin/needles in toes, also increased dry cough which seems to cause lung capacity.. and increased blood pressure. Was give Lotensin 25mg but it caused feet to feel painful, cold. HELP