Location and Management of the MB2: The Most Missed Root Canal

— Prevalence and anatomical configurations of the MB2 canal in maxillary molars
— Clinical identification of MB2 orifice location in relation to MB1 and the palatal canal
— Access cavity modifications and visual strategies for systematic MB2 detection
— Use of magnification, ultrasonics, and dedicated instruments for safe MB2 negotiation
— Shaping and irrigation strategies adapted to MB2 anatomical complexities
— Indications for CBCT imaging and referral in challenging MB2 cases
— Management principles for predictable treatment outcomes in MB2 canals.