Root canal treatment Definition,Indication,Contra-indication

August 31, 2011 | By | Reply More

Root canal treatment Definition,Indication,Contra-indication

Definition: complete removal of irreversible damaged pulp followed by cleaning, shaping and obturation of pulp and it may remain functional unit in the dental arch.

Indication:

1.Severe pulpitis or irreversible pulpitis
2.Acute peri-apical lesion
3.Teeth with peri-radicular lesion or apical cyst
4.Teeth with:

  • Perforation
  • External resorption
  • internal resorption
  • badly broken tooth with caries or horizontal fracture
  • wholely or partialy laxated lesion

5.chronic peri-apical lesion
6.traumatic or carious exposure
7.elective pulpotomy:

  • preparation of bridge
  • preparation of post space
  • preparation of over denture
  • periodontal disease
  • pulpal sclerosis’
  • hypereruption or supraeruption
  • malformed or deformed teeth
  • discolored teeth

Contra-indication:

A. General contra-indication:

  • inadequate access due to trismus
  • poor oral hygiene
  • general medical condition like old patient, asthma patient, anaemic patient.
  • Patient attitude
  • Non-cooperative patient

B. Local contra-indication:

  • Insufficient periodontal support
  • Non-restorable teeth:

♦ Short crown

♦  Root caries

♦  Caries to bifurcation point

♦  Fracture below the gingival margin

  • Canal instrumentation not practical:

 ♦  Excessive curvature of root

 ♦ Small pulp

 ♦ Pulp stone

  ♦Internal resorption

  • Massive resorption
  • Bizzare anatomy

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Category: Dental, Endodontics

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