Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Velamentous cord insertion
Introduction
In velamentous cord insertion, the umbilical cord inserts in the chorion rather than in the mass of the placenta. The exposed vessels are not protected by Wharton’s jelly and hence are vulnerable to rupture.