A collapsed lung
(pneumothorax) is a buildup of air in the space between the lung and the chest
wall (pleural space). As the amount of air in this space increases, the
pressure against the lung causes the lung to collapse. This prevents your lung
from expanding properly when you try to breathe in, causing shortness of breath
and chest pain.
A pneumothorax may become life-threatening if
the pressure in your chest prevents the lungs from getting enough oxygen into
Recommended Related to Lung Disease/Respiratory Problems
If your doctor suspects sarcoidosis, he or she will do the following:
Review your medical history
Perform a physical exam
Order chest X-rays and blood tests that may aid in the diagnosis
In 90% of people with sarcoidosis, chest X-rays show abnormalities. Many patients also have a low white blood cell count. Your doctor may also order pulmonary-function tests, which measure how well your lungs are working. Tissue biopsies (tests on small tissue samples) from your lungs may be done to...