An Old Root Canal Tooth That Starts Hurting Again
A tooth treated with a root canal can develop symptoms later and should be examined if it does. New pain does not identify the cause by itself. A restoration problem, a crack, recurrent infection, or another nearby source may need consideration.
Explain the timing and triggers
Tell the dentist when treatment was done, if you know, and whether discomfort is related to chewing or occurs spontaneously. Mention swelling, a gum bump, an unpleasant taste, or a crown that feels different. Bring previous treatment information when available, but do not delay seeking care while trying to locate every record.
Keep an open discussion of options
Testing and appropriate imaging help guide recommendations. Some teeth may be candidates for additional treatment, while others have structural problems that change the options. Avoid assuming the tooth must immediately be removed, or that it cannot be responsible because its pulp was previously treated. Prompt assessment is especially important with swelling or worsening symptoms. The purpose of the visit is to establish the current problem and evaluate what can reasonably be done for the tooth now.