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.
Often caused by an injury to the chest, pneumothorax occurs when a part of the lung collapses, releasing air into the chest cavity. This can also cause pain that gets worse when you breathe, as well as other symptoms, such as low blood pressure. Pulmonary hypertension. With chest pain resembling that of angina, this abnormally high blood pressure in the lung arteries makes the right side of the heart work too hard.