coarctation

• Nom désignant un rétrécissement ou une constriction sévère, en particulier un rétrécissement congénital d'un vaisseau sanguin tel que l'aorte.

A noun referring to a tight narrowing or constriction, especially a congenital narrowing of a blood vessel such as the aorta.

1. Narrowing or constrictionC2formalmedical

   A tight or narrow compression, especially a congenital narrowing of a blood vessel or canal.

   Coarctation (rétrécissement)

   • The patient was diagnosed with coarctation of the aorta.
   • Coarctation can lead to high blood pressure in the upper body.
   • Surgery is often required to correct severe coarctation.

   Synonymesconstrictionnarrowingstenosisstricture

   Antonymesdilatationdilationexpansionwidening