Medical Definition of Avascular necrosis staging
1.
Stage CT/X-ray bone scan I - cold/hot spot II sclerotic focus with osteopenic ring III crescent sign (subchondral lucency) IV articular collapse flattening of femoral head sensitivity 86% 78% specificity 79% 75% see also: avascular necrosis (AVN)
(12 Dec 1998)
Lexicographical Neighbors of Avascular Necrosis Staging
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