Title: Separate study of true B2 bifurcation lesions is vital for bifurcation PCI. Using The Medina classification will lead to confusion as it separates true bifurcation lesions into 3 unnecessary subgroups. In the Movahed Bifurcation classification, tru bifurcation lesions are summarized in one category called B2 (lesion). B for bifurcation 2 meaning both ostia have disease making it the ideal classification for bifurcation research or clinical use with unlimited additional suffixes that can be added if needed.