noun, Physiology. 1. an instrument, often attached to an inflatable air-bladder cuff and used with a stethoscope, for measuring blood pressure in an artery. He who worships his sphygmomanometer as a thing apart and infallible will sooner or later come to grief.
Pericarditis is an inflammation of the tissue layers surrounding the heart. The chest pain of pericarditis is usually sharp and stabbing. It can radiate to the back, neck, or arm. The pain may worsen when taking a deep breath or lying flat and lessen when leaning forward.
You may have the feeling of a hot, acidic, or sour tasting fluid at the back of the throat or a sore throat. It may feel like it's difficult to swallow or feel a tightness in the throat when you have heartburn, and it may feel as if food is stuck in your throat or esophagus. You may have chest pain when