yes, i had a huge blunt object fall on my shoulder a year and a half ago, that seemed bruised @ first then resulted over time atrophy of shoulder muscle, and like a burning syactica type feeling down my arm into a few fingers, i am now have troble using my was once my stong side, to do anything. i had 3 scaline shots aqua therepy, the pain and spasms are terrible and constanti had a emg and nerve conductive studies 3 times , shows rt EU right superoir trunk brachial plexus injury, no evidence of cervical radiculopothy. it had to be from the huge blunt object i never had any problems before ever...i can t find anything on this type injury so i can get it fixed agian...