Endodontics Failure and Retreatment Program ( 10 Credit Hours ) 

Endodontic Retreatment – Prof.Ahmed Abdelrahman Hashem

Start Introduction (7:41 )

Start Lec 1_Causes & predisposing factors of Post-treatment Endodontic disease (34:10 )

Start Lec 2_Treatment strategies of endodontic post-treatment disease (11:11 )

Start Lec 3_Coronal disassembly & post removal (21:29 )

Start Lec 4_Removal of root canal fillings (25:51 )

Start Handout
Endodontic Failure and Retreatment – Prof.Dr. Shehab Saber

1. Introduction to retreatment (1:14 )

Start 2. Coronal disassembly (2:53 )

Start 3. Non-destruvtive approach (4:39 )

4. Semi destructive approach (1:45 )

5.Destructive approach (1:08 )

6.1.Cast-post removal (2:11 )

Start 6.2.Core-post removal (4:08 )

6.3.Fiber post removal (2:08 )

Start 6.4.Screw post removal (2:57 )

Start 7.1.Gutta percha removal (11:01 )

Start 7.2.Silver Points removal (5:14 )

Start 8.1.Introduction for managing infections (1:53 )

Start 8.2.Errors resulting in intra-radicular infection (6:26 )

Start 8.3.Extra-radicular infection (2:18 )

Start 9.1.Ledge causes (4:46 )

Start 9.2.Ledge correction (6:41 )

Start 10.1.Causes of Instrument separation (4:26 )

Start 10.2.Separation models & how to avoid (9:18 )

Start 11.1.Positions: Coronal third (6:29 )

Start 11.2.Positions: Middle-apical third (10:48 )

Start 11.3. Positions: Other modified-combined techniques (7:54 )

Start 12.Complications during attempts to bypass or remove (6:11 )

Start 13.Symptomatic & Asymptomatic separated instruments (1:44 )

Start 14. Impact of separated instruments on prognosis (3:34 )

Start 15. Iatrogenic perforations (5:29 )

Start 16. Repair techniques for root perforations (15:15 )

Start Handout
Endodontic Retreatment – Dr.Mostafa El Kholy

1. Intro-Outline (0:48 )

Start 2. Etiology- (6:14 )

3. Microbiology- (0:36 )

Start 4. Diagnosis (3:59 )

Start 5. Treatment Planning (3:51 )

Start 5.1 Removal of Obturating Materials (9:36 )

Start 5.2 Reshaping of the root canal (1:46 )

Start 6. Cases (6:39 )

Start 7. Summary (0:41 )
Understanding Endodontic Retreatment – Prof.Dr.Nehal Nabil

Start 1.Introduction (0:38 )

Start 2.Failure of root canal treatment (5:20 )

Start 3.Causes of failure (18:55 )

Start 4.Causes of failure 2 (5:37 )

Start 5.Obturation (2:03 )

Start 6.Causes of post treatment failure- (2:28 )

Start 7. Presisitent infection (4:54 )

Start 8.Indications for retreatment (4:21 )

Start 9.Conventional retreatment (4:15 )

Start 10.Post removal (4:17 )

Start 11.Missed canals (9:06 )

Start 12.Gutta-precha removal (11:19 )

Start Handout
Decision Making in Endodontic Retreatment – Prof.Dr.Ahmed Ghobashy

Start 1. Intro – Outline (0:53 )

Start 2. Course Introduction (4:51 )

Start 3. Step 1 – Decide if tooth needs Retreatment (9:43 )

Start 3.1 Rationale for Retreatment (6:44 )

Start 4. Step 2 – Which type of Treatment (13:45 )

Start 4.1 Broken File Management (13:11 )

Start 4.2 Perforation Management (4:10 )

Start 4.3 Non-Surgical Retreatmnet + Follow Up (4:37 )

Start 4.4 Surgical Retreatment- (11:12 )

Start 5. Decision Analysis (4:36 )

Start 6. Summary (0:54 )

Start Handout
Endodontic Failure (The Clinical Perspective)-Dr. Mohammad Saeid

Start 1. Intro – Outline (1:41 )

Start 2. Causes of faliure of Endodontically treated teeth- (1:40 )

Start 3.1.1 Biological Failure – How to avoid missing canals part 1- (8:39 )

Start 3.1.2 How to avoid missing canals part 2 (11:44 )

Start 3.1.3 How to avoid missing canals part 3 (8:20 )

Start 3.2 Incomplete shaping and cleaning (5:35 )

Start 3.3 Coronal leakage (4:13 )

Start 4.1 Mechanical Failure – 1. Unnecessary large Access Cavity (5:33 )

Start 4.2 Truss access cavity – Caries driven access cavity (7:11 )

Start 4.3 Large files taper – Over drilling during post Placement – Delayed Cuspal coverage – Coronal leakage (3:17 )

Start 5. Summary (1:34 )

Start Handout