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.
Healthy lifestyle practices can reduce the risk of lung infection for people with pleurisy, including good hand washing, drinking plenty of fluids, eating a well-balanced diet, getting plenty of rest, and refraining from smoking. In some cases, pleurisy can be associated with serious or life-threatening symptoms. Seek immediate medical care (call 911) for serious symptoms, such as severe difficulty breathing, severe sharp chest pain, bluish lips or fingernails, fast heart rate, and anxiety.