avascular necrosis

avascular necrosis
noun Date: 1953 necrosis of bone tissue due to impaired or disrupted blood supply (as that caused by traumatic injury or disease)

New Collegiate Dictionary. 2001.

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  • Avascular necrosis — Classification and external resources Femur head showing a flap of cartilage (osteochondritis dissecans) due to avascular necrosis. Specimen from total hip replacement surgery …   Wikipedia

  • Avascular necrosis — Condition in which poor blood supply to an area of bone leads to bone death. Also called avascular necrosis and osteonecrosis. * * * avascular necrosis n necrosis of bone tissue due to impaired or disrupted blood supply (as that caused by… …   Medical dictionary

  • avascular necrosis — noun A disease resulting from the temporary or permanent loss of the blood supply to the bones, causing bone tissue death and bone collapse. Syn: osteonecrosis, aseptic necrosis, ischemic bone necrosis …   Wiktionary

  • avascular necrosis — noun : necrosis of bone tissue due to impaired or disrupted blood supply (as that caused by traumatic injury or disease) and marked by severe pain in the affected region and by weakened bone that may flatten and collapse …   Useful english dictionary

  • avascular necrosis — see osteonecrosis …   The new mediacal dictionary

  • avascular necrosis of bone — osteonecrosis …   Medical dictionary

  • Necrosis — For the film, see Necrosis (film). Necrotic leg wound caused by a brown recluse spider bite Necrosis (from the Greek νεκρός, dead , νέκρωσις, death, the stage of dying, the act of killing ) is the premature death of …   Wikipedia

  • avascular — Without blood or lymphatic vessels; may be a normal state as in certain forms of cartilage, or the result of disease. SYN: nonvascular. * * * avas·cu·lar ( )ā vas kyə lər adj having few or no blood vessels <the lens is a very avascular… …   Medical dictionary

  • necrosis coagulativa — necrosis en la que tejido se vuelve una masa seca, opaca y eosinófila que contiene restos de células anucleadas que resulta de la desnaturalización de las proteínas después de una hipoxia. También se denomina necrosis avascular o isquémica.… …   Diccionario médico

  • necrosis — Pathologic death of one or more cells, or of a portion of tissue or organ, resulting from irreversible damage; earliest irreversible changes are mitochondrial, consisting of swelling and granular calcium deposits seen by …   Medical dictionary

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