May 7, 2019 · In this article, I will explain why the MB2 canal is important, where it is located, and how to treat it. One often hears colleagues state that treating the MB2 canal is not very important. They may argue that their root canal treatments have been successful, even without treating the …

When it comes to the MB2 canal within the maxillary first molar, its complexity and positioning within the tooth make treating the root difficult for many endodontists. The MB2 canal often occurs in between 48 to 88% of people across the world.

Aug 5, 2020 · The mesial-buccal 2 (MB2) or ‘fourth’ canal has quite the reputation for being challenging to locate and negotiate. This month I would like to focus on discussing facts about the MB2 and clinical tips for successfully managing it.

Oct 12, 2023 · One of the most challenging aspects of root canal treatment is identifying and treating the MB2 canal, which is a second mesiobuccal canal that is often hidden or difficult to access. Here are some techniques that endodontists can use to locate and treat the MB2 canal.

Apr 27, 2022 · Every dentist wants to know how to locate the MB2 canal and make their endodontic skills work for their patients. Here’s your 3-part plan.

To locate the MB2 canal, it’s essential to grasp the complex anatomy of maxillary molars. Maxillary first molars typically contain three main roots—mesiobuccal, distobuccal, and palatal—with 4 to 5 main canals. The mesiobuccal root is known to frequently house two canals (MB1 and MB2).

However, one tooth apex is considered highly advanced to treat, and it’s called the MB2 canal. This canal, also known as the second mesiobuccal canal, can particularly frustrate endodontists when treating patients because of how difficult it can be to reach it.

Following these lines with an endodontic explorer from the mesiobuccal to the palatal canal is a good manner to locate the MB2 canal, as it is usually located 2–3 mm from the mesiobuccal canal.

Today’s blog will focus on the ever elusive, white whale of endodontics, the mesial lingual or MB2 canal. Historically the dental literature reported an occurrence of this canal to be found in about 60 percent of maxillary first molars and 30 percent of maxillary second molars.

Apr 27, 2020 · Stropko found that the MB2 canal in 73.2% of first molars, 50.7% of second molars, and in 20.0% of third molars in a total of 1,732 maxillary molars conventionally treated over an 8½ year period.