A 40-year-old man presented with sensitivity in tooth #4 and discomfort during mastication. Clinical examination revealed caries on the distal wall of tooth #4, extending close to the pulp chamber.

If you were to crack open a tooth, you’d find that it isn’t solid all the way through. Each of your teeth has a jelly-like core called tooth pulp or dental pulp. Your tooth pulp is protected by the ...