| 单词 | patent ductus arteriosus |
| 释义 | patent ductus arteriosus (once / 2954828 pages) n WORD FAMILY patent ductus arteriosus USAGE EXAMPLESThe problem the device aims to fix is a hole in the heart - which is also known as a patent ductus arteriosus or PDA. BBC(Mar 28, 2015) n a ductus arteriosus that failed to close at birth; may require surgical correction Hyper ductus arteriosus a blood vessel in a fetus that bypasses pulmonary circulation by connecting the pulmonary artery directly to the ascending aorta; normally closes at birth |
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