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PEDIATRIC ENDODONTICS
4/05/2014 Assalam Alekum PEDIATRIC ENDODONTICS Dr. Gaurav Garg, Lecturer College of Dentistry, Zulfi, MU
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Contents Treatment considerations in childrens
Endodontic treatment modalities in primary teeth Endodontic treatment modalities in young permanent teeth
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Treatment considerations
Child’s overall development & ability to cooperate Medical fitness Restorability of the tooth Necessity to keep the tooth Anatomy of deciduous teeth Deciduous Permanent
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Endodontic treatment modalities in primary teeth
Pulpotomy Pulpectomy
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Pulpotomy “ Complete removal of the coronal portion of the pulp, followed by placement of a suitable dressing of medicament that will promote healing and preserve vitality of the tooth”
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Indications Vital tooth with healthy periodontium Reversible pulpitis
Tooth which is restorable Tooth that possesses at least 2/3rd of its root length Bleeding from amputation site is easy to control When primary tooth is preferable to a space maintainer
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Contraindications Evidence of internal resorption
Interradicular bone loss/ weak periodontium Abscess/ fistula in relation to the tooh
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Agents used for pulpotomy
Formocresol Beechwood cresol Gluteraldehyde Ferric sulphate Bone Morphogenic Protein MTA Electrosurgery Lasers
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Formocresol Pulpotomy
Mechenism of action: Formaldehyde present in formocresol preserve the pulp tissue by preventing its autolysis by bonding to proteins without changing their basic overall structure
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Pulpotomy Procedure Tooth is anesthetized & Isolated Remove all decay
Remove entire roof of the pulp chamber to get access to coronal pulp
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Remove the coronal pulp using sharp spoon excavator
Irrigate pulp chamber with water Place moist cotton pellets in the pulp chamber and allowed to remain over pulp stump until a clot forms
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Remove the pellet and dry the pulp chamber
Next, a cotton pellet moistened with 1:5 concentration of formocresol is placed in the chamber in contact with the pulp stumps for 5 minutes Remove the pellet and dry the pulp chamber Pellet with formocresol
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Tooth is restored with stainless steel crown
A thick paste of Zinc oxide eugenol is placed over the pulp stumps followed by layer of zinc polycarboxylate cement Tooth is restored with stainless steel crown Znpolycarb ZOE
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Evaluation Absence of pain, fistula, abscess & Mobility
Absence of periapical pathology Absence of internal/ External resorption
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Pulpectomy It involves removal of the roof and contents of the pulp chamber in order to gain access to the root canals which are debrided, enlarged , disinfected & filled with Resorbable material
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Indications Irreversible pulpitis Internal resorption
Sufficient bone support 2/3rd of the root length is available Strategically important tooth
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Contraindication Exessive mobility/reduced bone support
Underlying dentigerous/follicular cyst Less than 2/3rd of root is remaining Pulpal floor perforation Medically compromised children
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Pulpectomy procedure 1. Access opening 2. Remove infected pulp
& do cleaning & shaping 3. Dry the canals 4. Place ZOE Paste 5. Apply apical pressure 6. Condense with moist pellet
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Commonly used root canal filling material In primary teeth:
ZOE paste Iodoform paste Calcium hydroxide Colla Cote (Collagen Sponge) Gutta percha being non resorbable, is contraindicated in primary teeth
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Endodontic treatment modalities in young permanent teeth
Apexogenesis Apexification
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Apexogenesis It is a histological term used to describe the result of vital pulp procedures that allow the continued physiologic development & formation of root apex. Examples: Indirect pulp capping, Direct pulp capping, Pulpotomy etc.
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Apexification It is a method to induce a calcified barrier in a root with an open apex.
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Procedure CaOH & CMCP ZOE/IRM Immature tooth with
periradicular disease B. Working length measured & BMP done C. Canal filled with CaOH & CMCP Paste & Provisional restoration done
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Recall after 6 months and check for apical closure
If present- continue with obturation If not- repeat the procedure Alternative: Apexification using MTA- Fast & Predictable results
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References Textbook of Pedodontics(2nd edition); Shobha Tandon
Textbook of Endodobtics; Ingle & Bakland
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THANK YOU!
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