Dental Diagnosis Techniques Quiz

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Questions and Answers

What can cause intense, throbbing pain in a tooth with a vital pulp?

  • Occlusal adjustment
  • PDL inflammation (correct)
  • Chronic Apical Abscess
  • Necrotic pulp

How can Asymptomatic Apical Periodontitis (AAP) be diagnosed?

  • Presence of sinus tract involvement
  • Rapid onset of swelling
  • Visible apical bone resorption seen on x-rays (correct)
  • Pulp necrosis confirmed by cold test

What differentiates Acute Apical Abscess (AAA) from Lateral Periodontal Abscess?

  • Swelling and purulent exudate at apex
  • Pain with percussion and palpation
  • Deviation of uvula
  • Necrosed root (correct)

What is the characteristic symptom of Chronic Apical Abscess?

<p>Draining sinus tract (D)</p> Signup and view all the answers

What is the cause of Excessive bone mineralization around the apex in Condensing Osteitis?

<p>Low grade pulp irritation (C)</p> Signup and view all the answers

How can Chronic Apical Abscess mimic a periodontal lesion?

<p>'Pocket' for draining sinus tract (D)</p> Signup and view all the answers

What does Total Pulp Necrosis lead to?

<p>Thick scar tissue (A)</p> Signup and view all the answers

What is the effect of bacteria/endotoxin in Asymptomatic Apical Periodontitis (AAP)?

<p>'Rapid' bone demineralization (A)</p> Signup and view all the answers

How can Acute Apical Abscess be differentiated from Lateral Periodontal Abscess?

<p>'Normal' tooth with abscess tissue around it (D)</p> Signup and view all the answers

What is the goal of treatment for a tooth with a vertical root fracture?

<p>Extraction of the affected root (D)</p> Signup and view all the answers

Which clinical finding is characteristic of a tooth with a vertical root fracture?

<p>Radiolucency from apex to middle of the root in a 'J' or 'teardrop' shape (C)</p> Signup and view all the answers

How can endodontic pathology affect the periodontium?

<p>By disturbing the pulp and causing bacterial penetration into dentinal tubules (B)</p> Signup and view all the answers

What is a characteristic feature of primary periodontal lesions?

<p>Progressive migration of inflammation from apex to sulcus (B)</p> Signup and view all the answers

What is indicated for primary perio lesions with secondary endo involvement?

<p>Endodontic therapy followed by periodontal therapy (C)</p> Signup and view all the answers

How do true combined lesions differ from primary endodontic or periodontal lesions?

<p>They coalesce and may be clinically indistinguishable (D)</p> Signup and view all the answers

What is an important diagnostic sign indicating a vertical root fracture?

<p>'J' or 'teardrop' shaped radiolucency from apex to middle of root (A)</p> Signup and view all the answers

How does sickle cell disease affect non-carious teeth?

<p>Causes spontaneous pulpal pathosis without any pain symptoms (D)</p> Signup and view all the answers

What communication pathway exists between the pulp and periodontium?

<p>Dentinal tubules (B)</p> Signup and view all the answers

What should be considered if a patient reports intermittent, intense pain that wakes them up at night and is relieved by over-the-counter medication?

<p>Additional history taking to investigate possible spontaneous pulpal pathosis (B)</p> Signup and view all the answers

What is the main reason why X-rays are not enough to diagnose irreversible pulpitis (IP)?

<p>The changes in the pulp are not visible on X-rays until advanced stages (B)</p> Signup and view all the answers

Why does the electrical pulp test have little value in diagnosing symptomatic irreversible pulpitis (SIP)?

<p>It cannot detect if the tooth is still somewhat vital (A)</p> Signup and view all the answers

What is the distinguishing feature of asymptomatic irreversible pulpitis?

<p>Absence of pain despite inflammation produced by caries or trauma (A)</p> Signup and view all the answers

What leads to the death of the pulp resulting in pulp necrosis?

<p>Long-term interruption of the blood supply to the pulp (C)</p> Signup and view all the answers

What are microscopic findings associated with both asymptomatic and symptomatic irreversible pulpitis?

<p>Microabscesses of the pulp with dense acute inflammatory cells (A)</p> Signup and view all the answers

Why is an electrical pulp test not useful in diagnosing a dead nerve?

<p>The thermal response from a dead nerve is similar to a vital one (D)</p> Signup and view all the answers

What does advanced decay into the pulp lead to?

<p>Loss of vitality in the affected tooth (C)</p> Signup and view all the answers

At what stage does partial pulp necrosis cause symptoms similar to irreversible pulpitis?

<p>'Untreated asymptomatic' stage (A)</p> Signup and view all the answers

What is histologically observed when dense inflammation and cellular degeneration occur in the pulp?

<p>Presence of microabscesses within necrotic zones (A)</p> Signup and view all the answers

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