pseudarthrosis

pseudarthrosis
A new, false joint arising at the site of an ununited fracture. SYN: false joint, pseudoarthrosis. [pseud- + G. arthrosis, a joint]

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pseud·ar·thro·sis .süd-är-'thrō-səs also pseu·do·ar·thro·sis .süd-ō- n, pl -thro·ses -'thrō-.sēz an abnormal union formed by fibrous tissue between parts of a bone that has fractured usu. spontaneously due to congenital weakness called also false joint

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n.
a 'false' joint, formed around a displaced bone end after dislocation. Congenital hip dislocation may result in a pseudarthrosis. A pseudoarthrosis also forms when a fracture fails to unite and the bone ends are separated by fibrous tissue.

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pseud·ar·thro·sis (sd″ahr-throґsis) [pseud- + arthrosis] a pathologic entity characterized by deossification of a weight-bearing long bone, followed by bending and pathologic fracture, with inability to form normal callus leading to existence of the “false joint” that gives the condition its name.

Congenital pseudarthrosis of right tibia, anteroposterior view (A) and lateral view (B), showing a fracture in the anterior cortex in the distal third.


Medical dictionary. 2011.

Look at other dictionaries:

  • Pseudarthrosis — Classification and external resources ICD 10 M84.1, M96.0 MeSH …   Wikipedia

  • Pseudarthrōsis — (v. gr.), 1) bei nicht eingerichteten od. einrichtbaren Verrenkungen in der Nähe des Gelenks sich bildende ähnliche Verbindung; 2) bei nicht verheilten Knochenbrüchen bleibende Beweglichkeit der unverheilten Bruchenden gegen einander …   Pierer's Universal-Lexikon

  • Pseudarthrosis — Pseudarthrōsis (grch.), falsches Gelenk (s. Gelenk) …   Kleines Konversations-Lexikon

  • pseudarthrosis — nearthrosis; n. a ‘false’ joint. Congenital pseudarthrosis occurs in childhood, when an apparent fracture in the tibia or clavicle is followed by non union. A pseudarthrosis can form in adulthood when a fracture fails to unite and the bone ends… …   The new mediacal dictionary

  • pseudarthrosis — noun a) A bony, flexible structure, resembling a joint, sometimes found after a poorly united fracture b) A groove in a block of stone that simulates a joint Syn: false joint …   Wiktionary

  • pseudarthrosis — n. false joint , medical condition in which a long bone softens and fractures and cannot heal properly …   English contemporary dictionary

  • pseudarthrosis — pseud·arthrosis …   English syllables

  • pseudarthrosis — …   Useful english dictionary

  • nearthrosis — A new joint; e.g., a pseudarthrosis arising in an ununited fracture, or an artificial joint resulting from a total joint replacement operation. SYN: neoarthrosis. [G. neos, new, + arthrosis, a jointing] * * * ne·ar·thro·sis .nē är thrō səs n …   Medical dictionary

  • Neurofibromatosis type I — For Von Recklinghausen s disease of bone, a disorder seen with hyperparathyroidism, see osteitis fibrosa cystica. Neurofibromatosis type 1 Classification and external resources ICD 10 Q85.0 (ILDS Q85.010) ICD …   Wikipedia

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