In the lower face, PDO threads help define the jawline by elevating jowls and supporting pre-jowl sulcus contours.

https://www.slideserve.com/geleynnngr/pdo-threads-for-cheeks-restore-lift-and-midface-volume-support

In the lower face, PDO threads help define the jawline by elevating jowls and supporting pre-jowl sulcus contours.