Figure 2.
Utilization of retrograde access and re-entry catheter for successful crossing according to the chronic total occlusion crossing approach based on plaque cap morphology (CTOP) classification.
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.