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posteroanterior in Medicine

posteroanterior

(pŏs′tə-rō-ăn-tîrē-ər)
adj.
  1. Relating to both back and front.
  2. In x-ray imaging, taken or viewed from back to front through the body.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.