MDA Ch. 54 Endodontics
Obturate means to
fill a pulpal canal
List the causes of pulpal damage
Physical irritation or Trauma
How many radiographic images may be taken through the course of root canal therapy?
5 Initial, Working length, final instrumentation, root canal completion, recall
Abcesses
A localized area of pus that originates from an infection
What can result if bacteria reach the nerves and blood vessels of a tooth?
Abscess
What surgical procedure involves removal of the apex of a root?
Apicoectomy
Indirect pulp cap
Application of calcium hydroxide to a cavity preparation in which the dental pulp is fully or partially exposed
What is the success rate of root canal therapy?
Apprx 90-95%
Wht instrument has tiny projections and is used to remove pulp tissue
Broach
What dental instrument has tiny projections and can be used to remove pulp tissue?
Broaches
Dental material selected for a pulp cap is
Calcium hydroxide
What dental material is commonly selected for pulp capping?
Calcium hydroxide
What portion of the pulp is removed in a pulpotomy?
Coronal portion
Wht portion of the pulp would the dentist remove in pulpotomy
Coronal portion
Moisture control recommended by the ADA for the root therapy
Dental dam
What type of moisture control is recommended for root canal therapy?
Dental dam
The irrigation solution recommended during root canal therapy
Diluted sodium hypochlorite
What specialist performs root canal therapy?
Endodontist
percussion
Examine technique that involves tapping on the incisal or occlusal surface of the tooth to detecting vitality
Dental material commonly selected for obturation of the canal
Gutta-percha
What material is used for the obturation of a canal?
Gutta-percha
Wht type of file would b selected to enlarge a pulpal canal
Hedstrom
Pulpitis
Inflammation of the dental pulp
What type of file is best suited to shape and contour the pulpal canal?
K-type file
What surface of an anterior tooth will the dentist enter when performing root canal therapy?
Lingual surface
Give another term used for necrotic or necrosis
Nonvital
Nonvital
Not living
Wht surface of the posterior tooth would dentist enter with a rotary bur when opening a canal for root canal therapy
Occlusal
Reversible pulpitis
Occurs when there's pulpal inflammation but the pulp may be salvageable
Can endodontic files be placed in a handpiece for use?
Only rotary-operated files
When the dentist taps on a tooth, what diagnostic test is being performed?
Percussion
List the different diagnostic tests
Percussion, Palpation, Thermal sensitivity, Electrical pulp testing, Radiographic testing
What type of radiography would be exposed during the course of root canal therapy
Periapical
Indirect pulp cap
Placement of a medicament over a partially exposed pulp
Gutta percha
Plastic type of filling material used in root canal therapy
Rubber stop is placed on a file to
Prevent perforation Maintain the correct measurement of the canal
root canal therapy
Procedure whereby the dental pulp is removed and canal is filled with permanent dental Material
What does the term obturate mean?
Process of filling a root canal
List the types of Endodontic procedures
Pulp capping (Indirect and Direct) Pulpotomy- removal of the coronal portion of the pulp Pulpectomy- Root Canal therapy
What diagnosis is given when pulpal tissues are inflammed?
Pulpitis
Periradicular
Referring to the area of nerves, blood vessels, and tissues that surrounds the root of a tooth
Root amputation
Removal of one or more roots without removal of the crown of the tooth
Pulpotomy
Removal of vital pulp frim the coronal portion of the tooth
debridement
Remove or clean out the pulp canal
Retrograde restoration
Small restoration placed at the apex of a root.
What type of irrigation solutions are available for root canal therapy?
Sodium hypochlorite(bleach), Hydrogen peroxide, Parachlorophenol
Would "pain"be a subjective or objective component of a diagnosis?
Subjective (patient complaint)
Apicoectomy
Surgical procedure that involves the remival of the apex of the root
Apical curettage
Surgical removal of infectious material surrounding the apex of a root
Hemisection
Surgical separation of a multirooted tooth through the furcation area
Palpation
Technique of examining the soft tissue with the examiner's hands or fingertips are used yo evaluate the area
What are periradicular tissues?
The nerves, blood vessels, and tissues that surrounds the root of a tooth
perforation
To break through and extend beyond the apex of the root
Why is a rubber stop used on a file?
To prevent perforation (making a hole) of the apex of the tooth
Tooth #21 is the questionable tooth for a possible endodontic treatment. What tooth would be used as a control tooth?
Tooth #5
endodontist
dentist specializing in prevention diagnosis and treatment of the dental pulp and periradicular tissue
control tooth
healthy tooth used as a standard to compare questionable teeth of similar size and structure during pulp vitality testing