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How do I Know if I Need a Root Canal or a Filling?

Published on: September 24, 2026

Root canal treatment is usually needed when tooth decay or damage reaches the inner pulp, while a filling may be enough when the decay is limited to the outer layers of the tooth. The symptoms can offer clues, but only a dental examination can confirm which treatment is appropriate.

Filling or Root Canal?

You may need a filling if:
• Sensitivity is brief: Discomfort from hot, cold, or sweet foods stops quickly after the trigger is removed.
• Pain is mild: There may be minor discomfort while chewing, without persistent or severe pain.
• Decay is limited: The cavity affects the outer tooth structure without reaching the pulp.

You may need root canal treatment if:

• Pain lingers: Hot or cold sensitivity continues well after the trigger is gone.
• Pain starts on its own: Throbbing or intense toothache occurs without an obvious trigger.
• Pain affects sleep: Severe tooth pain may wake you at night.
• Swelling appears: Tender gums, swelling, or a pimple-like bump near the tooth may indicate infection.
• The tooth becomes discolored: A gray or dark tooth can sometimes indicate damage to the inner pulp.

How does the dentist decide? 🔎

At Cosmodental Clinic, Dr. Jolly Sinha can assess the tooth through a clinical examination, dental X-rays, and appropriate sensitivity or percussion tests. These help determine whether the problem can be treated with a filling or requires root canal treatment.

Experiencing tooth sensitivity or pain? Book an appointment with Dr. Jolly Sinha at Cosmodental Clinic for an accurate diagnosis and the right treatment plan.

📍 NAP Details:
Name: Cosmodental Clinic and Implant Centre Wanowrie (Pune)
Address: Shop No. 1, Vishal Enclave, beside Cotton King Showroom, Natraj Enclave Society, Fatima Nagar, Wanowrie, Pune, Maharashtra 411040
Phone: 8468982998

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Dr. Jolly Sinha

Written By

Dr. Jolly Sinha

Cosmetic Dentist and Implantologist

Dr. Jolly Sinha is an experienced Cosmetic Dentist and Implantologist in Pune, specializing in Periodontology, dental implants, gum surgeries, and cosmetic dentistry. She completed her BDS in 2009 and MDS in Periodontology and Implantology in 2014. With extensive clinical experience, she also provides single-sitting root canal treatments and re-RCT procedures.

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