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Trusted Care Across 20 Locations

Retreatment Root Canal

Second-Chance Care for Persistent Infection — Phone Support Available 24/7

Retreatment root canal is recommended when a previous root canal did not fully heal or becomes reinfected, causing ongoing pain, swelling, or sensitivity. In these cases, reopening and disinfecting the canals can help resolve infection and preserve the tooth. Many patients begin by searching for a root canal specialist near me and then explore retreatment root canal near me for more advanced support. We take a careful, measured approach to restore comfort and protect the tooth.

  • Purpose & benefits: Retreatment root canal gives your tooth a second chance by removing old filling material, eliminating persistent infection and resealing the canals. It is recommended when a previous root canal fails to heal, when new decay exposes the canals, or when a crown leaks.
  • Success & longevity: Nonsurgical retreatment is highly effective; a prospective cohort study of mandibular molars reported an 88% success rate. Apicoectomy surgery can also be used when retreatment isn’t possible and shows success rates around 64–88.5% depending on technique. With a new crown and good hygiene, re-treated teeth often last many years.
  • Procedure & comfort: Most retreatments take one to two visits. We remove previous gutta‑percha, clean and reshape the canals and reseal them. Local anaesthetic and sedation keep you comfortable; most patients feel little more than pressure. Post‑treatment discomfort is typically mild and resolves within a few days.
  • Cost & coverage: Fees depend on the tooth (front vs molar), canal anatomy and whether surgery is needed. Many PPO plans cover retreatment if medically necessary. We provide transparent estimates, financing options and help you maximise benefits—see our insurance & financing page.
A Second Chance to Save a Previously Treated Tooth

What Is Retreatment Root Canal?

Retreatment of a root canal involves reopening the tooth, removing old gutta-percha and debris, disinfecting the canals and resealing them to eliminate persistent infection. This conservative procedure addresses hidden canals, complex root anatomy or new decay that compromised the original treatment. When standard retreatment is not enough, we may recommend an apicoectomy, which surgically removes the root tip and infected tissue through the gum.

 

When Is Retreatment Root Canal Needed?

Retreatment may be recommended when a previously treated tooth does not heal as expected or becomes reinfected. Common signs include:

  • Lingering pain or pressure in a tooth with a prior root canal
  • Swelling or tenderness around the gum
  • Drainage or a small pimple near the tooth
  • Discomfort when biting or chewing
  • Radiographic signs of persistent or new infection

 

When these signs are present, retreatment helps remove remaining infection, stabilise the tooth and prevent further damage. Preserving your natural tooth protects your bite and jawbone better than extraction and implants.

Secondary Infections Evaluated with Imaging

Why Root Canal Retreatment at Gold Coast Dental

Precision, comfort and long‑term success.

Painless & Comfortable

We use gentle techniques, modern anaesthesia and sedation, so a root canal feels similar to getting a filling. You stay relaxed while we work.

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Tooth Preservation

Root canals save your natural tooth, preserving bite and jawbone. Treating infection early prevents the need for extraction or implants.

Comfort

Advanced Technology

Digital 3‑D imaging, rotary instruments and ultrasonic irrigation help us clean canals thoroughly and perform efficient single‑visit treatments.

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Comprehensive Endodontics

Our endodontists offer primary and retreatment root canals, pulpotomy, and apicoectomy under one roof—your smile is in expert hands.

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Testimonials

What Our Clients Say

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Our patients are at the heart of everything we do. Read their stories and discover how compassionate care and trusted dentistry have made a difference in their smiles.

Saving a Previously Treated Tooth or Removing It

Retreatment Root Canal vs. Tooth Extraction

Understanding the difference between saving a previously treated tooth and removing it entirely helps patients make informed decisions.

Factor Retreatment Root Canal Tooth Extraction
Primary Goal Remove remaining infection and preserve the natural tooth Remove the tooth and eliminate infection entirely
Tooth Preservation Keeps the natural root and tooth structure Natural tooth is permanently removed
Impact on Jawbone Maintains normal chewing forces and jawbone health Bone loss may occur without replacement
Effect on Bite Alignment Helps maintain proper bite and tooth alignment May cause shifting of nearby teeth over time
Procedure Type Non-surgical and conservative Surgical removal of the tooth
Comfort During Treatment Typically well tolerated with local anaesthetic and sedation Comfortable with anaesthetic but involves post-extraction healing
Need for Additional Treatment Usually requires a crown after healing Often followed by an implant, bridge, or denture
Overall Cost Consideration Often more cost-effective long term Total cost increases with tooth replacement
Long-Term Outcome Properly restored teeth can function for decades Replacement teeth require ongoing maintenance

When possible, retreatment is often preferred because it preserves the natural tooth and supports long-term oral stability. Tooth extraction may be considered when the tooth cannot be predictably saved.

Your Smile Is Our Masterpiece

See how careful planning and modern materials create confidence.

How Treatment Works

Your Path to Retreatment Root Canal: Timeline & Process

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Examination & Diagnosis
We review your history, take digital X‑rays or CBCT scans and confirm whether residual infection or missed canals are causing symptoms.
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Examination & Diagnosis
We review your history, take digital X‑rays or CBCT scans and confirm whether residual infection or missed canals are causing symptoms.
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Anaesthesia & Isolation
Local anaesthetic numbs the tooth and a rubber dam isolates it from saliva. Sedation is available to keep you at ease.
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Anaesthesia & Isolation
Local anaesthetic numbs the tooth and a rubber dam isolates it from saliva. Sedation is available to keep you at ease.
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Re‑Access & Removal
We remove any crown or filling material, open the tooth and retrieve old gutta‑percha and debris to expose hidden canals.
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Re‑Access & Removal
We remove any crown or filling material, open the tooth and retrieve old gutta‑percha and debris to expose hidden canals.
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Cleaning & Disinfection
Using nickel‑titanium files, ultrasonic irrigation and disinfectants, we clean and shape the canals to eliminate bacteria.
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Cleaning & Disinfection
Using nickel‑titanium files, ultrasonic irrigation and disinfectants, we clean and shape the canals to eliminate bacteria.
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Sealing & Restoration
Canals are sealed with fresh gutta‑percha and sealer, and a temporary or permanent filling closes the access. A crown or onlay may be placed for strength.
Services
Sealing & Restoration
Canals are sealed with fresh gutta‑percha and sealer, and a temporary or permanent filling closes the access. A crown or onlay may be placed for strength.
Your First Visit, Made Simple

What to Expect at Your First Visit

Your first visit at Gold Coast Dental focuses on comfort, clarity, and understanding your oral health. Here’s what typically happens during your 30–60-minute visit:

Comprehensive evaluation

 we review your history, X‑rays and symptoms to determine if retreatment, apicoectomy or another endodontic service is right for you.

Comfort‑focused care

local anaesthetic and sedation ensure retreatment feels similar to a filling. You may feel pressure but little to no pain.

Efficient procedure

 most retreatments finish in one or two visits depending on complexity; we’ll keep you informed every step.

Transparent pricing

we discuss costs and insurance coverage in advance and offer financing so you can plan with confidence.
Relieve Persistent Pain and Preserve a Previously Treated Tooth

Why Root Canal Retreatment Matters

When a first root canal doesn’t heal properly, lingering bacteria can cause pain, swelling and bone loss. Retreatment removes old filling material, cleans previously untreated or reinfected canals and reseals the tooth, helping preserve your natural root and avoid extraction or implants.

By keeping the root, you maintain normal chewing forces, jawbone health and proper tooth alignment. Retreatment is often a more conservative and cost-effective option than removing the tooth and replacing it with a bridge or implant. With modern anaesthetic, sedation and rotary instruments, retreatment is typically well tolerated. Many patients compare it to having a filling, and a properly crowned tooth can continue functioning for decades.

Our endodontic care includes retreatment root canals, apicoectomy (a minor procedure at the root tip) and urgent infection management. With 3-D imaging, ultrasonic cleaning and sedation, we customise treatment to your needs, comfort and budget. Patients often seek retreatment when symptoms return years after treatment, and timely evaluation can help prevent tooth loss.

Post-Treatment Care for Retreated Teeth

Caring for Your Retreatment Root Canal

Mild soreness or inflammation is common after retreatment and usually improves with over-the-counter pain relief. Most patients return to normal activities within a day. Avoid chewing on the treated tooth until it is protected with a crown or onlay. Brush twice daily, floss regularly and keep up with professional cleanings. Contact us if you notice swelling, increasing pain, or any looseness in the restoration.

 

Second Chance for a Troubled Tooth

Before & After Gallery

See how retreatment restores teeth that didn’t heal fully the first time.
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Before
Retreatment Root Canal12
After
Re-cleaned canal: renewed healing.
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Before
Retreatment Root Canal22
After
Complete sealing: long-term stability.
Notice: We identify why a previous treatment failed and explain all solutions. If appropriate, retreatment may begin during the same visit.
Have questions about your treatment? We’ll guide you every step of the way.

Book Your Consultation Today

We’ll review previous root canal work and plan retreatment options to address persistent infection and protect your tooth in California and Texas.
FAQ

Have Questions? We’ve Got Answers

Find quick answers to the most common questions our patients ask.

  • A retreatment root canal is performed when a previously treated tooth becomes reinfected or fails to heal. The dentist removes old filling material, cleans the canals again and reseals the tooth to support proper healing.

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Meet

Our Doctors

Our endodontic team addresses persistent infection by retreating compromised root canal systems.
Dr. Ali Jasim
General & Cosmetic Dentist
DDS
Dr. Bryant Nguyen
Orthodontist
DDS
Dr. Adrian Acosta
General Dentist
DDS
Dr. Simon Cheong
Oral Surgeon
DDS
Care

A Better Dental Visit Awaits

We know a great dental experience goes beyond clinical care. Here’s how we make your visits comfortable and stress‑free.

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Convenient Scheduling

We’re open seven days a week with evening and weekend appointments at multiple locations. Same‑day visits are available so you never have to wait for relief.

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Affordable Excellence

High‑quality dental care should be within reach. We accept most PPO and many HMO plans, offer interest‑free payment plans and have in‑house specials for new patients.

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Relaxing Visits

Our modern offices feature state‑of‑the‑art technology, comfortable treatment rooms and entertainment options to help you feel at ease throughout your visit.

New Patient Specials

Book now and save with our limited‑time offers:

$49
New Patient Cleaning & Exam

Free X‑rays, exam and consultation. New patients only.

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Coverage Checked Before You Commit

Insurance Verification

PPO, HMO, or no insurance? We help you understand your available options before treatment begins. We work with most major PPO and HMO plans. If you don’t have insurance, we explain in-house financing and current new-patient offers, including our $49 new patient special.

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  • Covered by Delta Dental, Cigna, MetLife, Aetna and more
  • Flexible payment options
  • Instant insurance verification available
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How the Verification Process Works

  1. You share your insurer and basic details.
  2. Our insurance team verifies benefits and limitations.
  3. We explain estimated out-of-pocket costs before treatment.
  4. You decide how to proceed—insurance, financing, or self-pay.
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Your Email *
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Specific Insurance
Find a Gold Coast Dentist Near You

20 Locations in California & Texas

Many offices are open 7 AM–7 PM, including weekends, for your convenience.
Hours may vary by location. Please call the office to confirm availability.

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de Chevigny, C., et al. (2008). Treatment outcome in endodontics: the Toronto study—phases 3 and 4: orthograde retreatment. Journal of Endodontics, 34(2), 131–137. This landmark study reported a healed rate of 86% – for retreatment cases where the canal morphology was respected, confirming that retreatment is a highly predictable alternative to extraction.https://doi.org/10.1016/j.joen.2007.11.003

Ng, Y. L., Mann, V., & Gulabivala, K. (2008). Outcome of secondary root canal treatment: a systematic review of the literature. International Endodontic Journal, 41(12), 1026–1046.
This extensive systematic review analyzed pooled data from thousands of cases and concluded that nonsurgical retreatment is a viable and predictable option to save natural teeth, with high functional survival rates. https://doi.org/10.1111/j.1365-2591.2008.01484.x

Iqbal, M. K., & Kim, S. (2008). A systematic review comparing the survival of restored endodontically treated teeth and single tooth implant-supported prostheses. Journal of Evidence-Based Dental Practice, 8(1), 12-15.
This comparative study highlights that there is no significant difference in survival between restored root-canal-treated teeth and single-tooth implants, supporting the recommendation to prioritize saving the natural tooth via retreatment whenever possible. https://doi.org/10.1016/j.jebdp.2007.12.007

اگر شما به زبان فارسی صحبت می‌کنید و به دنبال دندانپزشک فارسی زبان هستید، کلینیک دندانپزشکی Gold Coast Dental آماده ارائه خدماتی مانند دندانپزشک اورژانس، ایمپلنت، ارتودنسی و زیبایی دندان با انواع بیمه به شماست.

Si usted habla español y está buscando un dentista que hable su idioma, la clínica dental Gold Coast Dental ofrece servicios como emergencias dentales, implantes, ortodoncia y estética dental con diferentes seguros.

한국어를 사용하시고 한국어 가능한 치과를 찾고 계시다면, 골드코스트 덴탈 치과 클리닉은 응급치료, 임플란트, 교정 및 미용 치과 서비스를 다양한 보험과 함께 제공합니다.

如果您说中文并正在寻找讲中文的牙医,Gold Coast Dental 牙科诊所提供紧急牙科、种植牙、牙齿矫正和美容牙科服务,并接受各种保险。

日本語を話される方で日本語対応の歯科医をお探しであれば、Gold Coast Dental 歯科クリニックでは救急歯科、インプラント、矯正歯科、美容歯科など、各種保険対応のサービスを提供しています。

Please call (562) 242‑1411 or find your nearest dentist here.

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