Now Excessive swelling in legs and feet. Two months ago I had routine cop appt and blood work. Ced rate elevated to 37, have follow up and colonoscopy scheduled. Should I worry. Also history. I have Hbp,asthma, sleep apnea, obesity 265 lbs, severe gerd, had partial left nephrectomy on left kidney 2011. Had large non cancerous mass 4-5 cm.