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patent ductus arteriosus

patent ductus arteriosus in Medicine

patent ductus arteriosus pa·tent ductus ar·te·ri·o·sus (pāt'nt; är-tēr'ē-ō'səs)
n.
A cardiovascular defect that is caused by failure of the arterial canal to close after birth.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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