Definition of cloistered. 1  1 : being or living in or as if in a cloister cloistered nuns. 2  2 : providing shelter from contact with the outside world the cloistered atmosphere of a small college the cloistered life of the monastery.
There are several ways in which lung cancer can cause back pain. The tumor alone may contribute to back pain by creating direct pressure on structures in the back. Cancer may also irritate nerves traveling through the chest or the lining of the lungs which can be interpreted by the brain as back pain.
Lung cancer-related shoulder pain can be caused by a number of different mechanisms. Pain in your shoulder could be referred pain (meaning that the pain is felt in the shoulder but originates somewhere else in the body.) An example is when a lung tumor causes pressure on a nerve that travels near the lungs.