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
molar treated

MB2 distance from MB1 – join MB1

5-6=11

9-7-3-0-11

I think I see the outline of the MB2 in the first image but I don’t have things like Munce to go after deep splitted MB2 in Mendota so I don’t chase as far.  I think I see evidence of an MB2 in the first xray but did not chase too far without Munce.
Completed in Mendota.  First photo is  CaOH. Second and third are final fill