It can. This can occur. If you have a hiatal hernia that is causing irritation after you eat, you can have referred pain in your left shoulder or axilla (armpit) area. You may need an upper GI series or endoscopy to make sure you are not having any other issues such as progressing barretts esophagus or any other issues. Hope this helps!
What would cause left shoulder pain/arm for almost a year now. Mri showed fluid build up and inflammation. Hurts to lift arm?
Bursitus. Sounds like an inflammatory process. You can try a steroid injection into the joint. Rest and ice may help. Read more...