Category: P

  • Pericardiorrhaphy

    A surgical operation to repair a wound in the pericardium. The repair of wounds in the membrane surrounding the heart (pericardium), such as those due to injury or surgery.  

  • Pericardial friction

    The rubbing together of the two parts of the pericardium in pericarditis.  

  • Pericardial effusion

    An excess of fluid which forms in the pericardial sac. Accumulation of fluid between the two layers of pericardium; may be due to inflammation (e.g., rheumatoid arthritis), tumor, or trauma (e.g., knife or gunshot wound); under certain circumstances, pressure from the fluid prevents adequate filling of the heart, resulting in life-threatening cardiac tamponade. Fluid in…

  • Pericardectomy

    The surgical removal of the pericardium. Surgical removal of the membranous sac surrounding the heart (pericardium). It is used in the treatment of chronic constrictive pericarditis and chronic pericardial effusion.  

  • Periarthritis

    Inflammation of tissues around a joint capsule, including tendons and bursae. Chronic periarthritis, which may be spontaneous or follow injury, is a common cause of pain and stiffness of the shoulder; it usually responds to local steroid injections or physiotherapy. Inflammation of the tissues surrounding a joint.  

  • Periarteritis

    Inflammation of the outer coat of an artery and the tissue round it.  

  • Perianal haematoma

    A small painful swelling outside the anus caused by forcing a bowel movement. A buildup of blood under the skin surrounding the anus, known as a perianal haematoma, is characterized by sudden pain. Generally, it resolves without intervention, but in some cases, minor surgery might be necessary to drain the accumulated blood.  

  • Perianal

    Anatomical region around the anus.  

  • Periadenitis

    Inflammation of tissue around a gland. Swelling and irritation of the region surrounding a lymph node.  

  • Perfuse

    To introduce a liquid into tissue or an organ, especially by circulating it through blood vessels. To force or instill (fluids) into an organ or a vessel.