Categories of this blog are

Tooth vital – tooth necrotic

# teeth with MB2 present- able to cleanse and shape the MB2 – MB2 join
MB1 – teeth I consider calcified that no MB2 was found – total # of 1st
molars treated

MB2 distance from MB1 – join MB1

1-1

2-2-1-0-2

I do not recall #mm-no

This is one of cases I went back through charts and do not remember where MB2 started.  Notes stated access was small and they stay separate.  This is prior to when I took routine angled PA for blog.  Completed in Mendota