Endodontic Diagnoses Flashcards

1
Q

What aspects of a clinical history are necessary for an endo examination?

A

Medical/dental history
C/O and HPC- SOCRATES
Have you taken any pain relief for it? Has it worked?
Have you lost sleep as a result of this pain?
Does the pain come and go or is it constant?
Sensitive to hot or cold?

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2
Q

During the endodontic examination, what special tests may be required?

A

Pulp tests- electric pulp test, endo-frost (minus 50 degrees).

Periapical tests- Percussion, palpation, tooth slooth (biting).

Radiographs- bitewing (caries), periodicals, CBCT.

Test cavity, selective anaesthesia, transillumination.

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3
Q

During an endodontic examination, what would you wish to investigate?

A

E/O- facial symmetry, speech, swellings.
- TMJ
- MOM- if there is trismus, how many fingers can you get in?
- Nodes
- Nerves
- Bones

I/O- lips, buccal mucosa, labial mucosa, tongue, floor of the mouth, gingivae, hard palate, soft palate.
Intr-oral swellings
Chart teeth, caries, restorations (defective or newly placed?)
BPE, mobility.

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4
Q

What is the guidance called for endodontic diagnosis?

A

American Association of Endodontists- Endodontic Diagnosis.

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5
Q

What is the definition of a normal pulp?

A

Pulp is symptom-free and produces a normal response to thermal testing.
Mild or transient response to cold testing, which lasts for 1 or 2 seconds after the stimulus is removed.
Adjacent and contralateral teeth must also be tested, to allow the patient to understand what the sensation should feel like.

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6
Q

What is the definition of Reversible pulpitis?

A

Inflammation should resolve and the pulp return to normal following appropriate management of the aetiology.

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7
Q

What clinical findings would suggest reversible pulpitis?

A

Discomfort (dull ache) is felt with a cold or sweet stimulus.
Discomfort goes away within a few seconds of stimulus being removed from the tooth.
Non-spontaneous pain.
No PA pathology on radiograph.

Typical aetiologies include exposed dentine, caries, or deep restorations.

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8
Q

What management would be advised in reversible pulpitis?

A

Caries removal and restoration.
Coverage of exposed dentine with composite.

Evaluate the tooth further once this is done to ensure it is reversible pulpitis.

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9
Q

What is Symptomatic Irreversible Pulpitis?

A

Vital inflamed pulp is incapable of healing and that root treatment is indicated.

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10
Q

What clinical signs would suggest symptomatic irreversible pulpitis?

A

Spontaneous pain
Sharp pain to hot
Lingering pain that remains, even when stimulus is removed for over 30 seconds
Referred pain- typically mandible or ear
Pain worse when laying down or bending over
No relief from analgesia

Typical aetiologies include- deep caries, extensive restorations, fractures exposing the pulpal tissues.

No pain on percussion
- infection has not reached the periodical tissues yet.

Increased blood flow in the pulp.

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11
Q

What would be the management of a tooth diagnosed as having symptomatic irreversible pulpitis?

A

RCT

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12
Q

What is asymptomatic irreversible pulpitis?

A

Vital inflamed pulp is incapable of repair and that root canal treatment is indicated.

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13
Q

What clinical findings would suggest asymptomatic irreversible pulpitis?

A

No clinical symptoms, usually respond normally to pulp testing nut may have had trauma or deep caries which would result in exposure following removal.

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14
Q

What is pulp necrosis?

A

Death of the dental pulp, necessitating root canal treatment.

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15
Q

What are the signs and symptoms of pulp necrosis?

A

Asymptomatic tooth
Non-responsive to pulp testing

Pulpal necrosis itself does not cause apical periodontitis, unless the canal is infected.
So you won’t necessarily see PA radiolucency or TTP.

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16
Q

What management is necessary in pulpal necrosis?

A

RCT or extract.

17
Q

What is a previously treated tooth?

A

Tooth has been endodontically treated and the canals are obturated with various filling materials other than intracranial medicaments.

Tooth typically does not respond to pulp testing.

18
Q

What does “previously initiated therapy” mean?

A

The tooth has previously been treated by partial endodontic therapy such as pulpotomy or pulpectomy.

Tooth may or may not respond to pulp testing modalities.

19
Q

What is the definition of normal apical tissues?

A

Not sensitive to percussion or palpation testing
Radiographically, the lamina dura surrounding the tooth is intact and the PDL space is uniform.

20
Q

What is the definition of symptomatic apical periodontitis?

A

Inflammation, usually in the apical periodontium, producing clinical signs and symptoms involving-
- Painful response to biting and/or palpation and percussion.
- may or may not be accompanied by radiographic changes- PA radiolucency or normal PDL width.

Severe pain to percussion is indicative of a degenerating pulp.

21
Q

What management is required for Symptomatic apical periodontitis?

A

RCT.

22
Q

What is Asymptomatic apical periodontitis?

A

Inflammation and destruction of periodical tissues, which is of pulpal origin.

23
Q

What are the clinical signs and symptoms of asymptomatic apical periodontitis?

A

No clinical symptoms- negative to pulpal testing.
No TTP.
PA radiolucency seen radiographically- loss of uniformed PDL width and lamina dura.

24
Q

What is the management of asymptomatic apical periodontitis?

A

RCT

25
Q

What is a chronic apical abscess?

A

Inflammatory reaction to pulpal infection and necrosis.

26
Q

What are the clinical signs and symptoms of a chronic apical abscess?

A

Gradual onset
Little or no discomfort
Intermittent discharge of pus
Bad taste in patient’s mouth

Radiogrpahically- signs of osseous destruction (PA radiolucency).

27
Q

If there is a draining sinus tract, how can you trace where the pus is coming from?

A

Place GP into the sinus tract and take an extra-oral radiograph.

28
Q

What is an acute apical abscess?

A

Inflammatory reaction caused by pulpal infection and necrosis.

29
Q

What are the clinical signs and symptoms of an acute apical abscess?

A

Rapid onset
Spontaneous pain
Extreme tenderness in the tooth to pressure
Pus formation
Swelling of associated tissues

Patient may experience malaise, fever, lymphadenopathy.

30
Q

What is condensing osteitis?

A

Diffuse radiopaque lesion representing a localised bony reaction to a low grade inflammatory stimulus, usually seen at the apex of a tooth.