ABE ABE Dental Trauma Management

Question 1

According to the Andreasen classification, which fracture involves enamel and dentin WITHOUT pulp exposure?

Accepted Answer

Uncomplicated crown fracture

Answer

Enamel infraction

Answer

Complicated crown fracture

Answer

Crown-root fracture

Question 2

What is the most appropriate endodontic treatment for a permanent tooth with a complicated crown fracture (pulp exposure) and an open apex in an adolescent patient?

Accepted Answer

Cvek pulpotomy (partial pulpotomy) to preserve apexogenesis

Answer

Pulpectomy and full root canal treatment

Answer

Extraction and implant planning

Answer

Pulp capping with zinc oxide eugenol

Question 3

Which luxation injury involves displacement of the tooth in a non-axial direction with accompanying alveolar bone fracture?

Accepted Answer

Lateral luxation

Answer

Concussion

Answer

Subluxation

Answer

Intrusive luxation

Question 4

Which luxation injury carries the POOREST prognosis for pulp survival in permanent teeth?

Accepted Answer

Intrusive luxation

Answer

Concussion

Answer

Subluxation

Answer

Lateral luxation

Question 5

What is the appropriate management of an intruded permanent tooth with a CLOSED apex in an adult patient?

Accepted Answer

Immediate orthodontic or surgical repositioning

Answer

Allow spontaneous re-eruption and observe

Answer

Extract and replant immediately

Answer

Apply a rigid splint and observe for 6 months

Question 6

What is the most common sequela following lateral luxation injury in a permanent tooth?

Accepted Answer

Pulp necrosis with subsequent periradicular infection

Answer

External root resorption only

Answer

Immediate ankylosis

Answer

Permanent crown discoloration without pulp death