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level: PREENDODONTIC TREATMENT PROCEDURES

Questions and Answers List

level questions: PREENDODONTIC TREATMENT PROCEDURES

QuestionAnswer
importance of preparation of operatoryto be able to minimize the risk of cross contamination
ADA recommendation: each patient must be considered potentially ____infectious
All dentists and staff be vaccinated against ____hepatitis B
Contaminated disposable sharps must be placed into a __________ containers labelled _______separate, leak proof, closable, puncture resistant; biohazards (red color)
METHODS OF STERILIZATION:Most common means of sterilizationAUTOCLAVE
METHODS OF STERILIZATION(advatanges):Excellent penetration of packagesAUTOCLAVE
METHODS OF STERILIZATION(advatanges):Sterilization is verifiableAUTOCLAVE
AUTOCLAVE:____ at 121° at ___15- 40min; 15psi
METHODS OF STERILIZATION(disadvatanges):Can destroy heat sensitive material (like plastic instruments)AUTOCLAVE
METHODS OF STERILIZATION(disadvatanges):Rust and corrosion can occurAUTOCLAVE
METHODS OF STERILIZATION(advatanges):Complete corrosion protection for dry instruments (less moisture)PROLONGED DRY HEAT
METHODS OF STERILIZATION(advatanges):Equipment is of low initial costPROLONGED DRY HEAT
METHODS OF STERILIZATION(advatanges):Sterilization is verifiablePROLONGED DRY HEAT
METHODS OF STERILIZATION(disadvatanges):Slow turnover time (too long)PROLONGED DRY HEAT
METHODS OF STERILIZATION(disadvatanges):If sterilizer temperature is too high, instruments may be damagedPROLONGED DRY HEAT
METHODS OF STERILIZATION:Kills MO through an oxidation process 320°C for 30min for 2hPROLONGED DRY HEAT
METHODS OF STERILIZATION:Not predictableINTENSE DRY HEAT (GLASS BEAD)
METHODS OF STERILIZATION:Sterilize contaminated hand filesINTENSE DRY HEAT (GLASS BEAD)
METHODS OF STERILIZATION:Not verifiableINTENSE DRY HEAT (GLASS BEAD)
METHODS OF STERILIZATION:Not for sterilization of hand files between use of different patients only same patientsINTENSE DRY HEAT (GLASS BEAD)
METHODS OF DISINFECTION1/4 cup of NaOCL + 1 gallon water for 10-30 min
"METHODS OF STERILIZATION: Corrosive to metals and irritating to skin"METHODS OF DISINFECTION
METHODS OF DISINFECTION is biocidal againstbacterial vegetative forms, virus, spore forms
importants of preparation of patient: to have a ___ who is willing to accept _____and whatever it entailswell-informed patient; root canal treatment
PREPARATION OF PATIENT (GOAL):Educate the patient of the __ as well as the ___ of root canal treatmentrisks; benefits
PREPARATION OF PATIENT (GOAL):Inform the patient what is expected of him ________ the treatmentbefore, during, and after
PREPARATION OF PATIENT (GOAL):Convince the patient to __________ root canal treatmentaccept, value, and appreciate
Prophylactic Regimens for Dental Procedures(AMOXICILLIN): Adults2.0g
Prophylactic Regimens for Dental Procedures(AMOXICILLIN): children50mg/kg
Prophylactic Regimens for Dental Procedures(AMOXICILLIN): Given ____ before procedureorally 1 hr
Prophylactic Regimens for Dental Procedures(Ampicillin):adult2.0g IM or IV
Prophylactic Regimens for Dental Procedures(Ampicillin):children50mg/kg IM or IV
Prophylactic Regimens for Dental Procedures(Ampicillin):Given ____ before procedure30 mins
Prophylactic Regimens for Dental Procedures(clindamycin):adults600mg
Prophylactic Regimens for Dental Procedures(clindamycin):children20mg/kg (suspension)
Prophylactic Regimens for Dental Procedures(clindamycin):Given ____ before procedure(all prophylactic)orally 1 hr
Prophylactic Regimens for Dental Procedures(Cephalexin, Cefadroxil):adults2.0g
Prophylactic Regimens for Dental Procedures(Cephalexin, Cefadroxil): children50mg/kg
Prophylactic Regimens for Dental Procedures(Cephalexin, Cefadroxil):Given ____ before procedureorally 1 hr
Prophylactic Regimens for Dental Procedures (Azithromycin, Clarithromycin):adults500mg
Prophylactic Regimens for Dental Procedures (Azithromycin, Clarithromycin):children15mg/kg
Prophylactic Regimens for Dental Procedures (Azithromycin, Clarithromycin):Given ____ before procedureorally 1 hr
Pain Management Strategies:use of NSAIDs, acetaminophen before treatment procedurePre-treatment
Pain Management Strategies:use of NSAIDs, acetaminophen before treatment procedure to block the development of ____ by reducing _____hyperalgesia; peripheral nociceptor input
Pain Management Strategies:Use of ___ anestheticslong acting
Pain Management Strategies:NSAID + acetaminophen or acetaminophen + opioid or NSAID + drug that increases analgesic effect of NSAIDs
bedrock of pain control in endodontics and restorative dentistryeffective local anesthesia
Failure to achieve anesthesia in patients with pain may be due to:Severe pain is presentPatients with hyperalgesia
Failure to achieve anesthesia in patients with pain may be due to:lower amount of anesthetic solutions can penetrate the area in the presence of low pH (acidic)Presence of apical abscess (lower pH)
WHEN TO APPLY ANESTHESIA: IANB + long buccal on Irreversible PulpitisOK
WHEN TO APPLY ANESTHESIA: Periodontal ligament on Irreversible PulpitisOK
WHEN TO APPLY ANESTHESIA: Intrapulpal on Irreversible PulpitisOK
WHEN TO APPLY ANESTHESIA: Local Infiltration on Irreversible PulpitisOK
WHEN TO APPLY ANESTHESIA: PDL on Irreversible PulpitisOK
WHEN TO APPLY ANESTHESIA: Intrapulpal on Irreversible PulpitisOK
WHEN TO APPLY ANESTHESIA: IANB + long buccal on necrosis(OK)
WHEN TO APPLY ANESTHESIA: Periodontal ligament on necrosisNO
WHEN TO APPLY ANESTHESIA: Intrapulpal on necrosisNO
WHEN TO APPLY ANESTHESIA: Local Infiltration on necrosis(OK)
WHEN TO APPLY ANESTHESIA: PDL on necrosisNO
WHEN TO APPLY ANESTHESIA: Intrapulpal on necrosisNO
WHEN TO APPLY ANESTHESIA: IANB + long buccal on periapical pathosisNO
WHEN TO APPLY ANESTHESIA: Periodontal ligament on periapical pathosisNO
WHEN TO APPLY ANESTHESIA: Intrapulpal on periapical pathosisNO
WHEN TO APPLY ANESTHESIA: Local Infiltration on periapical pathosisNO
WHEN TO APPLY ANESTHESIA: PDL on periapical pathosisNO
WHEN TO APPLY ANESTHESIA: Intrapulpal on periapical pathosisNO
Periodontal Ligament Injection: size needles25 or 27 gauge short needle
Periodontal Ligament Injection:____ angle in the vasculature in and around the tooth30-degree
Periodontal Ligament Injection:onsetrapid
Periodontal Ligament Injection:duration10-20 mins
Last resort technique when all other techniques does not achieve profound anesthesiaIntrapulpal Technique
Intrapulpal Technique:onsetimmediate
Intrapulpal Technique:duration15-20 mins
Intrapulpal Technique:necessarystrong back pressure
Intrapulpal Technique:Should not be used without priorPeriodontal Ligament Injection
PAIN CONTROL WITH LOCAL ANESTHESIA (Upper anteriors): ROUTINE ANESTHESIAlabial infiltration
PAIN CONTROL WITH LOCAL ANESTHESIA (Upper posteriors): ROUTINE ANESTHESIAbuccal infiltration
PAIN CONTROL WITH LOCAL ANESTHESIA (Lower incisors): ROUTINE ANESTHESIAlabial infiltration
PAIN CONTROL WITH LOCAL ANESTHESIA (Lower canine and first premolars (3’S & 4’S)): ROUTINE ANESTHESIAmental nerve block
PAIN CONTROL WITH LOCAL ANESTHESIA (Lower second premolar and molars (5’S and molars)): ROUTINE ANESTHESIAIAN block
PAIN CONTROL WITH LOCAL ANESTHESIA (Upper anteriors): SUPPLEMENTARYintrapulpal/intraligamentary
PAIN CONTROL WITH LOCAL ANESTHESIA (Upper posteriors): SUPPLEMENTARYpalatal/intrapulpal/intraligamentary
PAIN CONTROL WITH LOCAL ANESTHESIA (Lower incisors): SUPPLEMENTARYlingual infiltration/intrapulpal/intraligamentary
PAIN CONTROL WITH LOCAL ANESTHESIA (Lower canine and first premolars (3’S & 4’S)): SUPPLEMENTARYlingual infiltration/intrapulpal/intraligamentary
PAIN CONTROL WITH LOCAL ANESTHESIA (Lower second premolar and molars (5’S and molars)): SUPPLEMENTARYintrapulpal/intraligamentary
Percentage of subjects who never achieved two consecutive non-responsive EPT readings at any time during a 60 minutes period; Even with application of anesthesia, there is still no numbnessAnesthetic Failure
Anesthetic Failure: occurs in 2nd molar17%
Anesthetic Failure:occurs in central incisors58%
Percentage of subjects who achieved two consecutive non-responsive EPT readings within 15 minutes and continuously sustain non-responsiveness for 60 minutesAnesthetic Success
Anesthetic Success: occurs in 2nd molar65%
Anesthetic Success: occurs in central incisors10%
TOOTH PREPARATION:Caries ControlRemove all caries
TOOTH PREPARATION:Is a must in endodontic treatment (usually the first)Radiograph
Radiograph techniques:with the help of film holding devices; long axis of tooth parallel to the filmParalleling/Long Cone technique
Radiograph techniques:PID must be perpendicular to the line bisecting the long axis of the tooth and the x-ray filmBisecting Angle Technique
Radiograph techniques:used to: locate additional canals/roots, distinguish between superimposed objects, locate foreign bodies, Locate anatomic landmarks in relation to root apexBuccal Object Rule/Clark’s Rule/Cone shift technique/SLOB
TOOTH PREPARATION:Placing temporary filling on the toothBuild up/temporization
TOOTH PREPARATION:Done when there is a need to expose the area where caries is present but cannot be seenCrown Lengthening
TOOTH PREPARATION:Done to have better visual access to the toothCrown Lengthening
TOOTH PREPARATION:An orthodontic treatment that can expose a protruded tooth by forcingly avulsing it from the socketForced Eruption
TOOTH PREPARATION:Done to have better visual access to the toothForced Eruption
TOOTH PREPARATION:To maintain alveolar bone for implantForced Eruption
Best isolation option for endodontic treatmentRubber dam
Rubber dam:protects the patient from ___ of instruments, debris, medicaments, and irrigating solutionsaspiration
Rubber dam:Also protects clinicians from ____; to avoid lacerations, mistakes, accidents, etclitigations
Maintains a surgically clean operating field isolated from saliva, hemorrhage, and other tissue fluidsRubber dam
Rubber dam:Reduces risk of _______ of the root canal systemcross contamination
Excellent barrier to potential spread of infectious agentsRubber dam
Rubber dam:Also provides _____and protectionsoft tissue retraction
Rubber dam:Improves visibility with a _____and reduces ___dry field; mirror fogging
Efficiency increase by minimizing patient conversation and frequent rinsingRubber dam
Methods/Techniques of Rubber Dam Placement:rubber dam first; clamp then dam; all together; split dam