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mal·pre·sen·ta·tion .mal-.prē-zen-'tā-shən, -.prez-ən- n abnormal presentation of the fetus at birth
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n.
the condition in which the presenting part of the fetus (see presentation) is other than the head. Malpresentation is likely to complicate labour and may necessitate delivery by Caesarean section.
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mal·pres·en·ta·tion (mal″prez-ən-taґshən) a faulty or abnormal fetal presentation.Medical dictionary. 2011.