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Second DB canal of first upper molar (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Retreatment Surgical endodonticsPublished November 18, 2013 at 8:14 pm Comments Off on Second DB canal of first upper molar (by Ilya Mer)

See no worth for non surgical treatment in cases like that. Endo was done twice. The first time 3 canals were founв and obturated. The second time endo specialist tried to fix the problem. Four canals were instrumented and obturated. 4 years later symptoms appeared.      

С-shaped second lower molar (by Ilya Mer)

All clinical cases C-shaped molar Cases by Ilya Mer Endodontics SAF Unusual anatomy Vital casesPublished November 18, 2013 at 5:34 pm Comments Off on С-shaped second lower molar (by Ilya Mer)

Sometimes during a routine work you suddenly face a challenging  anatomy like this tooth C-shaped second mandibular molar with irreversible pulpitis          

16 month recall of apicoectomy (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Surgical endodonticsPublished November 16, 2013 at 6:38 pm Comments Off on 16 month recall of apicoectomy (by Ilya Mer)

Symptomatic lesion of central mandibular incisor The patient desired to save her crowns.

Couldn’t be done by conventional endo (by Ilya Mer)

All clinical cases Cases by Ilya Mer CT analysis Endodontics Follow up Surgical endodontics VRFPublished November 14, 2013 at 6:20 pm Comments Off on Couldn’t be done by conventional endo (by Ilya Mer)

This patient had no complaints but needed new crown and prosthetic dentist asked me to evaluate an endodontic status Tooth was treated endodontically at least twice. The first attempt was done more than 20 years before, tooth underwent treatment with “Red Russian Paste” which caused obliteration  in root canals.  The started to hurt 12 years
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Internal resorption of lower incisor (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Internal resorption SAFPublished October 28, 2013 at 5:06 am Comments Off on Internal resorption of lower incisor (by Ilya Mer)

Referred case with internal resorption of central lower incisor. The tooth was not vital and sinus tract appeared. The treatment was already started by referred dentist to relieve suffering of patient. Complete instrumentation of apical portion was done with SAF and apex was enlarged up to #50 with Nitiflex #50. After the calcium hydroxide dressing
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Should we retreat all canals? (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics missed MB2 Retreatment SAFPublished October 25, 2013 at 5:22 pm Comments Off on Should we retreat all canals? (by Ilya Mer)

The patient was absolutely asymptomatic, PARL on MB root of #1.6 has pointed to missed anatomy and poor disinfection protocol Should we retreat all canals in this case or only MB root?          

Restoration determines endo (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics RetreatmentPublished August 26, 2013 at 7:18 am Comments Off on Restoration determines endo (by Ilya Mer)

Poor integrity of distal margin of PFM put in doubt that tooth could restored one more. Diagnostic removal of all old restorations in this case should be done before decision of endo retreatment            

Apical periodontitis two years after crowning (by Ilya Mer)

Cases by Ilya Mer Endodontics PALPublished August 9, 2013 at 5:58 am Comments Off on Apical periodontitis two years after crowning (by Ilya Mer)

#47 (31) developed apical periodontitis with sinus truct 2 years after the crowning.      

NSRCTx of #46 (#30) (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics RetreatmentPublished August 9, 2013 at 4:54 am Comments Off on NSRCTx of #46 (#30) (by Ilya Mer)

Nothing special, just routine re-endo before crowning. In orthograde beam preop looks decent but eccentric (off-centered) view shows non obturated space of MB canal.            

6 month recall of CAP RTx (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Follow up PALPublished July 25, 2013 at 3:18 pm Comments Off on 6 month recall of CAP RTx (by Ilya Mer)

  Русская версия   No symptoms before the treatment and no symptoms after 6 months.

Red Russian NSRTx case (By Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Red Russian Retreatment SAFPublished July 23, 2013 at 9:35 am Comments Off on Red Russian NSRTx case (By Ilya Mer)

  Русская версия   Here is a typical case of Red Russian cement retreatment. The first endotreatment was done more than 5 years before. Patient said he had some pain in region. Actually symptoms could come from second molar with deep mesial decay, which was referred to RD to treat.          
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SAF instrumentation (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics SAF Shaping algorithmPublished July 23, 2013 at 6:58 am Comments Off on SAF instrumentation (by Ilya Mer)

Русская версия A relatively new philosophy of root canal cleaning and shaping called Self Adjusting File (SAF) shows great ability to clean long oval canals. The problem still remains in apical third when SAF has a limitation to clean properly. In my view the simple and probably effective way is to complete the apical shape
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12 month follow up after maxillary premolars NSRCTx (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Follow up PAL RetreatmentPublished July 8, 2013 at 12:28 pm Comments Off on 12 month follow up after maxillary premolars NSRCTx (by Ilya Mer)

What is the periapical lesion size depended on? Probably it has a correlation with number of intracanal microorganism’s taxons and number of microbiota itself. Does the periapical lesion size has an influence on a decision making process?  Most of my referring dentists  DO believe so. That’s why I got this patient for the consult firstly.
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Surgical retreatment of lateral incisor (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Retreatment Surgical endodonticsPublished July 7, 2013 at 2:22 pm Comments Off on Surgical retreatment of lateral incisor (by Ilya Mer)

Lateral incisor underwent endodontic treatment more than 5 years before. The only complains was a weak pain when a patient pressed under her nose. She was sent to evaluate surgical or non surgical RCT of  lateral incisor. Patient was waiting for implants exposure and healing abutments.                

C-shape second molar retreatment (by Ilya Mer)

All clinical cases C-shaped molar Cases by Ilya Mer Endodontics Retreatment Unusual anatomyPublished July 7, 2013 at 11:17 am Comments Off on C-shape second molar retreatment (by Ilya Mer)

I have no idea why this tooth was endodontically treated, patient didn’t  remember why when and where it was done. Patient had no complains but fracture of composite restoration. RD has planned to get a new restoration for this tooth and sent patient for my evaluation whether endo should be redone      

NSRTx of first upper molar (by Ilya Mer)

All clinical cases Endodontics Fragment removal RetreatmentPublished July 6, 2013 at 11:39 am Comments Off on NSRTx of first upper molar (by Ilya Mer)

This patient was sent for retreatment due to symptoms of chronic abscess and sinus tract. Guttapercha tracing film showed that incomplete RCT in first upper molar caused the inflammation.      

First upper premolar apico (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Surgical endodonticsPublished May 8, 2013 at 6:43 pm 1 Comment

Русская версия The endo of premolar and cast post were done about a year before. Provisional crowns joined two premolars and an implant. Patient complained of intermittent  pain in region.        

Irreversible pulpitis (by Ilya Mer)

Cases by Ilya Mer Endodontics one step endodonticsPublished April 28, 2013 at 7:37 am Comments Off on Irreversible pulpitis (by Ilya Mer)

Just a regular case of irregular pulpitis of #17 (2). Interesting anatomy – very long buccal roots (23mm) and relatively short palatal one (17mm)        

Broken H-file removal (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Fragment removal MTA apical plug RetreatmentPublished April 24, 2013 at 12:33 pm 1 Comment

I was asked to make an attempt of non surgical re-Tx of lateral man incisor Two broken fragments are seen in the apical third, root canal is over-enlarged probabaly because of previous attempts to remove the fragments.        

Perio determines endo (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics RetreatmentPublished April 19, 2013 at 7:16 am Comments Off on Perio determines endo (by Ilya Mer)

Patient was sent to retreatment of second molar as a possible cause of odontogenic sinusitis            

Confusing MB2 (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics missed MB2 Surgical endodonticsPublished April 18, 2013 at 6:28 pm Comments Off on Confusing MB2 (by Ilya Mer)

RCT of the only premolar  was done because of pulp necrosis approximately 7 months before but still had tenderness to percussion and patient couldn’t bite on it sometimes.            

Continuous wave versus injection – video (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Retreatment VideoPublished April 12, 2013 at 9:14 am 2 Comments

Routine retreatment of first mandibular molar, previous endo done more than 5 years before, PARL on mesial root, normal peridontal probing.      

Surgical Re-endo (by Ilya Mer)

All clinical cases Cases by Ilya Mer CT analysis Endodontics Surgical endodonticsPublished April 9, 2013 at 1:35 pm Comments Off on Surgical Re-endo (by Ilya Mer)

The initial endo treatment of the central incisor was done more 20 years before and cystectomy two years later. Patient felt discomfort in the area and sinus tract appeared from time to time. She has been suggested to change crown restorations and sent to my office for evaluation of re-endo treatment.        
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Second premolar retreatment (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Follow up PAL RetreatmentPublished April 2, 2013 at 6:36 pm Comments Off on Second premolar retreatment (by Ilya Mer)

The tooth had no symptoms for long 8 years under the bridge but started to bother a month before the appointment. The bridge was removed шт one piece. Non surgical retreatment procedure was done in two visits.        

Lateral lesion (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Lateral canal Unusual anatomyPublished March 30, 2013 at 7:32 am Comments Off on Lateral lesion (by Ilya Mer)

Sinus tract  appeared two years after the crown placement. Tracing with GP cone leaded to middle third area, that could get a clue of big lateral canal. It was found and cleaned with ultrasonic agitation of NaOCl. After initial shaping and Ca(OH)2 placement the sinus tract healed.      

Short? Not sure! (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics one step endodontics Video Vital casesPublished March 24, 2013 at 6:54 am Comments Off on Short? Not sure! (by Ilya Mer)

Referrative patient was sent for RCT of second right molar. During  caries and old restoration removing  pulp was exposed      

Middle third ledge and interesting apical anatomy (by Ilya Mer)

Cases by Ilya Mer Endodontics Fragment removal RetreatmentPublished March 24, 2013 at 5:53 am Comments Off on Middle third ledge and interesting apical anatomy (by Ilya Mer)

Patient referred for RCT of second upper right premolar with ledge in middle third and piece of file.        

Two visit endo (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Follow up PAL RetreatmentPublished March 21, 2013 at 12:26 pm Comments Off on Two visit endo (by Ilya Mer)

Nothing special, just a routine work. Non-symptomatic second lower molar was sent to retreatment I enjoy the shaping, don’t you?        

Central-lateral dilemma solved by endodontic approach (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Follow up one step endodontics Perforation repair RetreatmentPublished March 16, 2013 at 5:21 pm Comments Off on Central-lateral dilemma solved by endodontic approach (by Ilya Mer)

The term “central-lateral dilemma” was borrowed from the lecture of one of the most  brilliant speakers  in a field of Periodontics Dr Maurice Salama. Missing of  two incisors – central and lateral creates huge difficulty for both perio and prosthodontist to make good aesthetic restoration. Just wanted to show my way to solve this dilemma.    

Missed MB2 (by Ilya Mer)

Cases by Ilya Mer Endodontics Follow up missed MB2 PAL RetreatmentPublished March 13, 2013 at 5:43 am Comments Off on Missed MB2 (by Ilya Mer)

Tooth #26 (14) – accidental finding on X-ray. The patient’s cheaf complaint was bleeding while flossing between first and second molar. The crown was done 2 years before. According to what patient was talking the RCT was done more than 5 years before and a new bulid up with FP was done before  a new crown placement but
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Hard paste and via false (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics one step endodontics RetreatmentPublished March 10, 2013 at 5:19 am Comments Off on Hard paste and via false (by Ilya Mer)

This patient was referred to our practice deu to impossibility to get patency in all canals Tooth was previously treated and partially filled with hard whitish paste. There were no radiographic signs or symptoms that patient pointed at, but RD has decided to perform RCT properly        

Irreversible pulpitis #36 (19) (by Ilya Mer)

Cases by Ilya Mer Endodontics Middle mesial one step endodontics Unusual anatomy Vital casesPublished March 7, 2013 at 10:42 am Comments Off on Irreversible pulpitis #36 (19) (by Ilya Mer)

There is a typical clinical situation: bad spontaneous pain, pain provoked by cold agent, deep distal caries    

Broken file into maxillary sinus (by Ilya Mer)

Cases by Ilya Mer CT analysis Endodontics Fragment removal RetreatmentPublished February 28, 2013 at 2:40 am Comments Off on Broken file into maxillary sinus (by Ilya Mer)

This patient was referred to my office due to lingering pain in first upper molar and not succeeded treatment attempt          

Just retreatment du jour (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics RetreatmentPublished February 11, 2013 at 1:46 am Comments Off on Just retreatment du jour (by Ilya Mer)

No symptoms, incidental finding on X-ray before orthodontic treatment      

6 month recall after internal resorption surgery (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Follow up Internal resorption Surgical endodonticsPublished January 13, 2013 at 7:59 am Comments Off on 6 month recall after internal resorption surgery (by Ilya Mer)

The beginning of the case is here      

Resistant pain after NSRCT (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Perforation repair RetreatmentPublished January 9, 2013 at 12:27 pm 1 Comment

  Русская версия The initial situation was that: RD has started non surgical re-endo of 36 which had been treated by resorcinol formaldehyde technique in the past. The dentist could negotiate all the canals but not the MB one because of the ledge in the middle third. He has obturated all available space and prepared the tooth
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Perforating internal resorption 2.0 (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Follow up Internal resorption Surgical endodonticsPublished August 23, 2012 at 6:22 am 1 Comment

Русская версия I’d like to share with you the second case of perforating internal resorption This patient came to our practice with no referring, just found our homepage on the Internet and came to consult Tooth #12 (#7) was opened for endodontics 2 weeks before because of acute pain and swelling in some place but
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Pulp cupping 3 month recall (by Ilya Mer)

Cases by Ilya Mer Follow up Vital Pulp TherapyPublished June 4, 2011 at 12:10 pm Comments Off on Pulp cupping 3 month recall (by Ilya Mer)

The beginning of the story After 3 months there are any complains, pulp test shows normal response to cold, percussion isn’t painfull

Retreatment of #16 (3) missed MB2 treating (by Ilya Mer)

All clinical cases Cases by Ilya Mer Endodontics Follow up Retreatment Shaping algorithm VideoPublished May 30, 2011 at 10:15 pm Comments Off on Retreatment of #16 (3) missed MB2 treating (by Ilya Mer)

Patient sent to retreatment suffers from recurrent pain in #16 (3) The initial endo was done 15-20 years ago with resorcinol method but went through retreatment approximatively 3 years ago. HD video is shown on youtube.com