calcified coronary stenosis ended up with perforation

[@nabeelibrahim3125]

Thanks Sir for the video 🙏

[@drbahaaaljubory5371]

Very nice case …

[@fareedmurad3004]

Thank you sir

[@drbahaaaljubory5371]

😮

[@moayedbasheer4031]

How did suspect calcification and decided to use IVUS. It's not clear by angiography

[@amjadalmendilawi5328]

When we have the catheter available, we try to use it in most cases . In this case the lesion was hidden behind the branches and our aim was to assess the significance of the lesion in addition to vessel size and other things