My right lower middle shoulder blade gets a sharp pain when i breathe in and it hurts to much too take a full breath in what should i do?

Referred shoulder pa: Shoulder pain can have many causes. Need to be examined by a doctor and urgently if breathing difficulties. You may have referred pain from the lungs or other body parts. Here's a website about referred shoulder pain: http://www.webmd.com/pain-management/tc/referred-shoulder-pain-topic-overview Here is an information leaflet on general causes. http://patient.info/health/shoulder-pain-leaf

More info. : Most likely just a muscle strain but if not improving with ibuprofen , stretching, heat etc or if worse should see MD