Dental Diagnosis Techniques Quiz

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?

Draining sinus tract Signup and view all the answers

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

Low grade pulp irritation Signup and view all the answers

How can Chronic Apical Abscess mimic a periodontal lesion?

'Pocket' for draining sinus tract Signup and view all the answers

What does Total Pulp Necrosis lead to?

Thick scar tissue Signup and view all the answers

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

'Rapid' bone demineralization Signup and view all the answers

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

'Normal' tooth with abscess tissue around it Signup and view all the answers

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

Extraction of the affected root Signup and view all the answers

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

Radiolucency from apex to middle of the root in a 'J' or 'teardrop' shape Signup and view all the answers

How can endodontic pathology affect the periodontium?

By disturbing the pulp and causing bacterial penetration into dentinal tubules Signup and view all the answers

What is a characteristic feature of primary periodontal lesions?

Progressive migration of inflammation from apex to sulcus Signup and view all the answers

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

Endodontic therapy followed by periodontal therapy Signup and view all the answers

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

They coalesce and may be clinically indistinguishable Signup and view all the answers

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

'J' or 'teardrop' shaped radiolucency from apex to middle of root Signup and view all the answers

How does sickle cell disease affect non-carious teeth?

Causes spontaneous pulpal pathosis without any pain symptoms Signup and view all the answers

What communication pathway exists between the pulp and periodontium?

Dentinal tubules 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?

Additional history taking to investigate possible spontaneous pulpal pathosis Signup and view all the answers

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

The changes in the pulp are not visible on X-rays until advanced stages Signup and view all the answers

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

It cannot detect if the tooth is still somewhat vital Signup and view all the answers

What is the distinguishing feature of asymptomatic irreversible pulpitis?

Absence of pain despite inflammation produced by caries or trauma Signup and view all the answers

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

Long-term interruption of the blood supply to the pulp Signup and view all the answers

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

Microabscesses of the pulp with dense acute inflammatory cells Signup and view all the answers

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

The thermal response from a dead nerve is similar to a vital one Signup and view all the answers

What does advanced decay into the pulp lead to?

Loss of vitality in the affected tooth Signup and view all the answers

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

'Untreated asymptomatic' stage Signup and view all the answers

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

Presence of microabscesses within necrotic zones Signup and view all the answers