Use causal in a sentence. of a cause or causes. being or involving a cause. relating to cause and effect.
Causes of frozen shoulder. Frozen shoulder occurs when the sleeve that surrounds the shoulder joint, known as the capsule, becomes swollen and thickened. It's unclear why this happens. The shoulder is a ball and socket joint. The end of your upper arm bone (humerus) sits in contact with the socket of your shoulder blade (scapula).
Causes of Involuntary twitches in the shoulders: The following medical conditions are some of the possible causes of Involuntary twitches in the shoulders. There are likely to be other possible causes, so ask your doctor about your symptoms.