Placenta Previa
Abnormal placentation in which the PLACENTA implants in the lower segment of the UTERUS (the zone of dilation) and may cover part or all of the opening of the CERVIX. It is often associated with serious antepartum bleeding and PREMATURE LABOR.
Year introduced: 2006 (1963)
Date introduced: January 1, 1999
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Tree Number(s): C12.050.703.420.714, C12.050.703.590.734
MeSH Unique ID: D010923
Entry Terms: