A part of a line consisting of two points and all the points between them. Is a point at one end of a segment or the starting point of a ray, a dot on a line. Is a point of a line that starts at an endpoint and extends forever. Are two rays that have a common endpoint and form a line.
To relieve pleurisy symptoms, your doctor may recommend: 1  Acetaminophen or anti-inflammatory medicines (such as ibuprofen) to control pain. 2  Codeine-based cough syrups to control coughing. 3  Lying on your painful side.  Breathing deeply and coughing to clear mucus as the pain 1  eases. Getting plenty of rest.
A pleural biopsy is useful in determining the cause of your pleurisy. The pleura is the layer of membranes that surrounds your lungs. During the procedure, your doctor will make small incisions in the skin of your chest wall. Next, your doctor will use a needle to remove a small tissue sample of the pleura.