Advanced Endodontic Associates

Advanced Endodontic Associates A Washington DC area practice dedicated exclusively to endodontic care, root canal therapy & emergency cases

We provide comprehensive patient care in all phases of surgical and non-surgical endodontics. Endodontics, or "root canal therapy," is one of the dental specialties recognized by the American Dental Association and is the only type of treatment that we perform. We are committed to providing the highest standard of service in a relaxed, pleasant office utilizing a specially trained staff. Our goal is to provide a treatment experience that is both comfortable and achieves a predictable result. We practice as a group to render the best possible treatment to our patients. Our close communication, frequent consultation, and immediate access to your dental records enable us to provide comprehensive care. Please note all three locations listed below:

1899 L Street NW, Suite 300
Washington, DC 20036
Phone: 202 -659 -2552

5802 Hubbard Drive
Rockville, Maryland 20852
Phone: 301-984-3800

5454 Wisconsin Avenue, Ste 1355
Chevy Chase, MD 20815
Phone: 301-654-1818

In the season of giving thanks, a big THANK YOU to all of our punkins who participated in our pumpkin decorating contest...
11/05/2025

In the season of giving thanks, a big THANK YOU to all of our punkins who participated in our pumpkin decorating contest! We had spooky, we had sassy, we had beautiful artistry, we had realistic, we had cute, we had creative, we had.... a really hard time picking a favorite! And the winner is.... 🄁🄁🄁
šŸ„‡1st place- TIE!šŸ„‡

and
🄈2nd place-
šŸ„‰3rd place-
And the best part is... all four of our top 3 get lunch! You get lunch 🫵 you get lunch 🫵 you get lunch 🫵 you get lunch 🫵!!! šŸ‘šŸ‘šŸ‘
Happy fall, ya'll! šŸšŸ‚

Professional growth doesn’t take the weekends off.  AEA doctors and staff earning CE on a Saturday and loving it!  šŸ“š ā¤ļø ...
10/26/2025

Professional growth doesn’t take the weekends off. AEA doctors and staff earning CE on a Saturday and loving it! šŸ“š ā¤ļø

Trick or treat! Be on the lookout for our Pumpkin Fairy šŸŽƒšŸ§š dropping by with this fall bounty for our pumpkin decorating ...
10/15/2025

Trick or treat! Be on the lookout for our Pumpkin Fairy šŸŽƒšŸ§š dropping by with this fall bounty for our pumpkin decorating contest! We can't wait to see your entries! Winning pumpkin gets your choice of luncheon!
Could be you, boo šŸ‘» ...Want in on the fun? DM us for a drop off!

Root canal system cleaned and disinfected using Sonendo’s GentleWave Procedure. Obturated in 3-D using GP and HiFlow Bio...
10/09/2025

Root canal system cleaned and disinfected using Sonendo’s GentleWave Procedure. Obturated in 3-D using GP and HiFlow Bioceramic sealer (EndoSequence).

Performed by Scott Hetz.

Root canal specialists in Washington, DC Metropolitan Area.


www.advancedendo.com

Mandibular premolars consistently present a challenge due to their complex anatomical variability. In this case, once a ...
08/22/2025

Mandibular premolars consistently present a challenge due to their complex anatomical variability. In this case, once a reproducible glidepath was established with a 17/.04 V-Taper instrument, we let GentleWaveĀ® take over. Obturation was subsequently achieved using sealer hydraulics in conjunction with thermosoftened gutta-percha, allowing for 3-D filling of the root canal system.

We are grateful for the additional confidence and peace of mind provided by in managing such a complex case.

Exemplary treatment of this purulent tooth carried out in one-visit by our professional partner, Dr. Scott Hetz.

Root canal specialists in Washington, DC Metropolitan Area.


www.advancedendo.com

Exhibited here is a rare Bolk tubercle of a maxillary first molar. Described by Louis Bolk, this accessory cusp forms du...
08/15/2025

Exhibited here is a rare Bolk tubercle of a maxillary first molar. Described by Louis Bolk, this accessory cusp forms during crown morphogenesis.

When transverse anastomosis is confirmed internally, GentleWaveĀ® providers will typically skip accessing the tubercle and let multisonic irrigation handle complete debridement and disinfection of the tubercle’s system via the conventional access.

Beautiful case performed by our professional partner Luke Cantamessa.

For a stunning šŸ‘€, more complex example, check out June 19, 2024 post — then follow him!

Root canal specialists in Washington, DC Metropolitan Area.


www.advancedendo.com

BRIEF REVIEW1. LEOs form symmetrically around POEs.2. Sealer surplus is not pretty and certainly not the goal; however i...
07/30/2025

BRIEF REVIEW
1. LEOs form symmetrically around POEs.
2. Sealer surplus is not pretty and certainly not the goal; however it is 100% clinically irrelevant. It is the result of the hydraulics that is safely generated when the root canal system is obturated in 3-D.

Root canal system cleaned and disinfected using Sonendo’s GentleWave Procedure. Obturated in 3-D using GP and HiFlow Bioceramic sealer (EndoSequence).

Performed by our own Dr. Farah Assadipour. This tooth should go the distance (and we shall keep monitoring the asymptomatic second molar)…

Root canal specialists in Washington, DC Metropolitan Area.


www.advancedendo.com

In endodontics, the refractory period following pulp stimulation with cold (or heat) is necessary due to neurophysiologi...
07/29/2025

In endodontics, the refractory period following pulp stimulation with cold (or heat) is necessary due to neurophysiological and vascular responses in the pulp tissue. Here’s why:

1. Nerve Fiber Desensitization (Neurophysiology)
• The pulp contains A-delta fibers, which are myelinated, fast-conducting sensory nerves responsible for sharp pain in response to cold.
• After initial stimulation, these fibers enter a temporary desensitized or refractory state, during which they are less responsive or unresponsive to a second stimulus.
• This refractory state can last 2 to 3 minutes or more, during which the response to subsequent cold tests may be dampened or absent, regardless of pulpal vitality.

2. Transient Changes in Blood Flow (Pulpal Vasculature)
• Cold application induces vasoconstriction in the pulpal microcirculation.
• This may lead to temporary ischemia or reduced intrapulpal pressure, altering the pulp’s ability to generate a reliable sensory response for several minutes.
• The tissue needs time to re-equilibrate hemodynamically before it can respond normally again.

3. Central Sensitization and Subjective Perception
• The patient’s central nervous system also adapts to repeated stimuli; perception of pain or sensation may be diminished or altered after the first cold test.
• This makes a second test within a short window unreliable as it may yield false negatives.

Clinical Implication
• If a second cold test is attempted too soon after the first, the pulp may fail to respond not because it’s necrotic, but because it’s temporarily nonresponsive due to these physiological factors.
• This could lead to misdiagnosis, especially in borderline or equivocal cases.

After the pulp is stimulated with cold, a refractory period of at least 2 to 3 minutes is required before a subsequent c...
07/28/2025

After the pulp is stimulated with cold, a refractory period of at least 2 to 3 minutes is required before a subsequent cold or heat test can yield reliable results.

To our colleagues in academia, please feel free to share with your students.

Root canal specialists in Washington, DC Metropolitan Area.


www.advancedendo.com

When nonsurgical retreatment is appropriate, disassembly allows for controlled access and facilitates definitive correct...
07/25/2025

When nonsurgical retreatment is appropriate, disassembly allows for controlled access and facilitates definitive corrective intervention. The combined use of the microscope and ultrasonics has revolutionized retreatment, establishing it as the preferred modality for managing the majority of endodontic failures.

This tooth — masterfully retreated by our professional partner, Luke Cantamessa — is now headed towards predictable restorative treatment.

Root canal system cleaned and disinfected using Sonendo’s GentleWave Procedure. Obturated in 3-D using GP and HiFlow Bioceramic sealer (EndoSequence).

Root canal specialists in Washington, DC Metropolitan Area.


www.advancedendo.com

ANATOMY-DRIVEN ENDODONTICSIt is often said that the root canal system functions like a ā€œroach motelā€ā€”microorganisms chec...
07/21/2025

ANATOMY-DRIVEN ENDODONTICS
It is often said that the root canal system functions like a ā€œroach motelā€ā€”microorganisms check in but don’t easily check out. That said, endodontic success rates can be significantly enhanced when we prioritize disinfection especially within anatomically complex systems. The presence of lateral radiolucencies can serve as valuable guides, allowing the clinician to map out the egress of irritants.

In this particular case, a conservative shaping protocol (17/04) was utilized and focused on optimized chemical debridement. Extensive anatomy was uncovered. However, no mechanical scouting or instrumentation of lateral anatomy was attempted—these areas were addressed via GentleWave®’s mechanisms of action, which facilitate effective irrigation, cleaning, and disinfection of uninstrumented anatomies.

Our Key Takeaways:
• Root canal anatomy governs treatment outcomes; the more comprehensively we address it, the more predictable our results.
• While vertical sealer surplus can often be controlled by the clinician, lateral surplus is more variable and largely anatomy-dependent.
• Clinically, patients are less concerned with radiographic evidence of sealer surplus and more focused on pain relief and long-term tooth retention. Importantly, it is the sealer—not gutta-percha—that provides the critical seal.
• That said, clinicians must remain vigilant regarding anatomical regions where sealer surplus could affect adjacent neurovascular structures. (See the post by .agambhatnagar dated Friday, July 18: ā€œWhen Puffing Can Be Dangerousā€ for further discussion.)

Exceptional casework by our professional partner, Dr. Scott Hetz, exhibiting complete healing at the 1-year continuing care appointment, and demonstrating that sealer surplus is irrelevant to the outcome of the case. NOTE: In our practice, disinfection will never be overrated.

We welcome your insights and feedback.

Root canal specialists in Washington, DC Metropolitan Area.


www.advancedendo.com

An extended NaOCl cycle (five uninterrupted minutes) was used in this tooth exhibiting a massive mid MB isthmus large en...
07/19/2025

An extended NaOCl cycle (five uninterrupted minutes) was used in this tooth exhibiting a massive mid MB isthmus large enough to park about half a dozen bacterial buses in 🚌🚌🚌🚌🚌🚌

In our practice, cleaning and disinfection will NEVER be overrated.

Performed by Michael Ribera.

Root canal system cleaned and disinfected using Sonendo’s GentleWave Procedure. Obturated in 3-D using GP and HiFlow Bioceramic sealer (EndoSequence).

Root canal specialists in Washington, DC Metropolitan Area.


www.advancedendo.com

Address

1899 L Street NW, Ste 300
Washington D.C., DC
20036

Opening Hours

Monday 7:30am - 4pm
Tuesday 7:30am - 4pm
Wednesday 7:30am - 4pm
Thursday 7:30am - 4pm
Friday 7:30am - 4pm

Telephone

+12026592552

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