an x-ray film taken on a pair of lungs with cancerous cells

autopsy backdrop background black body cancer cancerous cause causes cell cells chronic computer cure death degrade diagnosis die disease diseases doctor doctors dual duo dying esophagus film films generated graphics health hope ill illness illnesses illustration internal isolated lung lungs negative negatives observation observe organ pair perform poster posters problem problems radiate radiation ray respiratory scan scans smoke smoker smokers smoking spread spreading treat treatment twin two web white