<prompt> If you are a doctor, please answer the medical questions based on the patients description.i HAVE BEEN HAVING A PAIN IN M MY RIGHT SHOULDER, NECK AND SHOULDER BLADE FOR ABOUT A YEAR. i CAN STILL USE MY ARM BUT FEEL LIKE MY SHOULDER GETS TIRED STARTS HURING QUICKER THAN MY OTHER SHOULDER. i HAVE HAD AN MRI OF MY NECK AND EVERYTHING LOOKED OK. WHAT COULD THIS BE.  <response>: Hello, Your symptoms could be related to local musculoskeletal inflammation bursitis or to a possible pinched nerve. For this reason, I recommend performing a shoulder joint X-ray study complete blood count, PCR, ERS. Nerve conduction studies may be needed. You should discuss with your doctor on the above tests. Hope I have answered your query. Let me know if I can assist you further. Take care Chat Doctor. 