When it comes to saving a tooth, root canals and crowns are two common procedures, but they serve very different purposes. Understanding when each treatment is needed can help you make informed decisions about your dental care and keep your smile healthy.
What is a Root Canal Treatment (Endodontics)?
A root canal is a treatment that saves a tooth that has been badly infected or damaged deep inside. The procedure involves removing the infected pulp (the soft tissue inside the tooth that contains nerves and blood vessels), cleaning and disinfecting the inside of the tooth, and sealing it to prevent future infection.
- When is a Root Canal Necessary?
Root canals are typically needed when there is deep decay, a crack, or trauma that has allowed bacteria to infect the pulp. Symptoms often include severe toothache, sensitivity to hot and cold, and swelling around the affected area. - Procedure Overview:
During a root canal, your dentist will remove the infected pulp, clean and shape the root canals, and fill them with a biocompatible material. The tooth is then sealed to prevent further infection.
Explore more about root canals on our Endodontics page.
When is a Crown Necessary?
A dental crown is a cap that completely covers a damaged or decayed tooth. Crowns are often placed after a root canal to restore the tooth's strength and appearance, but they can also be used on teeth that have suffered damage without needing a root canal.
- When is a Crown Used After a Root Canal?
After a root canal, the tooth is left more fragile and prone to breaking. A crown is used to reinforce the structure, protect the tooth, and restore its function, allowing you to chew and bite with confidence. - Crowns Without Root Canals:
Crowns can also be used on teeth that are broken, severely worn down, or have large cavities that a regular filling cannot support.
Learn more about crowns on our Dental crowns page.

Root Canal vs Crown: Key Differences
While both procedures are crucial for dental health, they address different issues.
- Root Canal:
- Purpose: To remove infection and save the natural tooth.
- Procedure: Involves cleaning out the infected pulp and sealing the inside of the tooth.
- Symptoms: Severe toothache, sensitivity, swelling, and infection.
- Dental Crown:
- Purpose: To restore and protect a damaged or weakened tooth.
- Procedure: Involves covering the entire tooth with a crown to restore its shape, function, and appearance.
- Application: Often used after a root canal, or for teeth that are broken or have large cavities.
A common scenario is undergoing both a root canal and a crown. The root canal addresses the infection inside the tooth, while the crown provides structural support and protects the tooth from further damage.
Read More: how long does a root canal last without a crown
Treatment Time and Recovery
- Root Canal:
- Typically completed in one to two visits, depending on the complexity of the case.
- After the procedure, some mild discomfort is normal, but it usually subsides in a few days.
- Crown Placement:
- Usually requires two visits one to prepare the tooth and take impressions, and a second to place the permanent crown.
- There may be some sensitivity after the first visit, but once the crown is placed, it should feel like a natural part of your mouth.
Costs Involved
- Root Canal Treatment: The cost of a root canal can vary depending on the tooth involved and the complexity of the infection. It is generally less expensive than extraction and replacement with an implant.
- Dental Crown: A crown involves additional costs, especially if it is made from high-quality materials like porcelain. However, it is an essential step after a root canal to protect the tooth.
Read More: endodontic procedure
Other Options for Replacing a Damaged Tooth
In cases where a root canal cannot save the tooth or the damage is too extensive, extraction may be necessary. In such cases, dental implants are an excellent option for replacing the missing tooth. Implants provide a long-term solution that functions and feels like a natural tooth, helping to maintain bone structure and prevent shifting of surrounding teeth.
Read More: Dentures vs crowns
Conclusion
Root canals and crowns are two different but complementary treatments aimed at preserving your natural teeth and restoring their functionality. A root canal is the best option for saving a deeply infected tooth, while a crown is crucial for protecting and restoring a tooth that has been compromised, either after a root canal or due to significant damage.
It’s important to understand that both treatments play a vital role in preserving your oral health and preventing the need for tooth extraction. If you’re experiencing tooth pain or damage, consult Toothopia Dental to determine whether you need a root canal, a crown, or both. Our team is here to help you make the best decision for your dental health.
Need help getting started? Our California-based offices in Culver City and Inglewood are ready to assist. Reach out by filling out the consultation form or calling 310-643-6221.




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