Category: B

An infarct in which infection is absent.  

Pigmentation and fibrosis of the lung as a result of chronic venous congestion of the lung. Persistent passive congestion in the lung combined with fibrosis and coloring from an iron-rich blood pigment.  

Pathological hardening and thickening of tissues, usually due to inflammation.  

An electroencephalographic measure of the effect of sedative and hypnotic drugs on an anesthetized patient. It is used to determine the level of central nervous system (CNS) depression. The index ranges from zero (completely unresponsive to stimulation) to 100 (awake and alert). At levels below 60, most patients are adequately sedated for surgery.  

Any substance, tissue, or object placed surgically in the brain.  

The use of implanted materials to repair bone or to cover implanted objects such as artificial hips or tooth implants.  

A rare infection, usually occurring in infants, caused by a strain of Staphylococcus aureus that produces a toxin that splits the epidermis.  

Resistance to electrical current as it travels through body fluids and tissues. Its measurement is used in body composition analysis to determine total water, lean mass, and other body components. The results may vary with ambient temperature and humidity, the subject’s hydration, and other variables.  

Inflammation of the ileum that occurs when the contents of the colon flow backward into the last segment of the small intestine. Backwash ileitis is a risk factor for colon cancer.  

Passive hyperemia produced by application of an elastic bandage and by suction.