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Medical Definition of Placenta velamentosa
1. A placenta in which the umbilical cord is attached to the adjoining membranes, with the umbilical vessels spread out and entering the placenta independently. (05 Mar 2000)
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1. A placenta in which the umbilical cord is attached to the adjoining membranes, with the umbilical vessels spread out and entering the placenta independently. (05 Mar 2000)