Right side pain..side to back with coughing episodes. Started one week ago went to er an diagnosed with PE Advised to take tylenol and Percocet as needed. I also have slight reflux and expressing gas,,,started me on a blood thinner as well. Range of pain is 0 to maximum of 10 on the pain chart. Initially the gallbladder was being pointed to but all scans, and most blood work is normal. I was born with only one kidney on the left side and am cautious as to what I take I am not convinced and would appreciate feedback. I am a white male age 61 in overall good health. I still think it is my GB