<s>[INST] My left shoulder blade has been painful for 10 days now, I ve rested it, taken paracetamol / ibuprofen alternately every 2hours, tries hot & cold compresses & pain relief gel but nothing is helping! ... I ve had no obvious injury and dont think it s through awkward sleepIing position. It s a cramp like pain and I occasionally get an electrical shock feeling un the shoulder blade ... [/INST] Hello, I suggest you to do MRI or Ct scan and a blood test. There are many causes that can give you these symptoms like bad posture,  lifting heavy  things,  heart problems musculoskeletal disorders etc. I suggest to do MRI abdominal ultrasound Electrocardiogram and blood test. Hope I have answered your query. Let me know if I can assist you further. Regards, Dr. Blerina Pasho, General & Family Physician </s>