Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Schematic representation of MEDINA classification for bifurcation lesions (A) showing the ranking of lesions severity (from highest to lowest severity), and adapted MEDINA classification for trifurcation lesions (B). Abbreviations as in Figure 3.
