Unit Statistical Report. Data, including losses and payroll by classification, resulting from every workers' compensation insurance policy written in California is reported to the WCIRB in a Unit Statistical Report (USR).
Carpal tunnel syndrome can cause left arm weakness. Tendinitis can cause left arm weakness. Left arm weakness can be an early sign of a heart attack. A sprained elbow can be the cause of left arm weakness. Typing on a keyboard can be hard on the wrists, possibly aggravating carpal tunnel problems. A pinched nerve in the neck may cause left arm weakness.
Common causes of shoulder pain are shoulder impingement and rotator cuff tears, tendonitis, arthritis, frozen shoulder and traumatic injuries including dislocations. Common causes of elbow pain are tendonitis, bursitis, arthritis and traumatic injuries. If you experience acute or chronic (continuing) shoulder and elbow pain and are unsure of your diagnosis, seek medical advice before beginning any treatment. Some signs that you should be seen by a doctor include: 1  Shoulder or elbow pain that persists beyond a few days. 2  Shoulder or elbow pain that occurs at night, or while resting. 3  Swelling or significant bruising around the joint or arm.  Signs of an infection, including fever, redness, warmth.