ABE ABE Endodontic Surgery

Question 1

What is the primary indication for periradicular surgery in endodontics?

Accepted Answer

Failure of non-surgical treatment with persistent periradicular pathology

Answer

Asymptomatic tooth with normal periapex

Answer

Routine prophylactic care

Answer

Patient preference for surgical approach

Question 2

Which flap design provides the best access and healing for anterior teeth in endodontic surgery?

Accepted Answer

Full mucoperiosteal flap with vertical releasing incisions

Answer

Semilunar flap

Answer

Limited papilla-based flap without sulcular incision

Answer

Horizontal incision only

Question 3

What is the recommended minimum depth for a root-end preparation during apicoectomy?

Accepted Answer

3 mm

Answer

1 mm

Answer

2 mm

Answer

5 mm

Question 4

Which material is currently considered the gold standard for root-end filling in endodontic surgery?

Accepted Answer

Mineral Trioxide Aggregate (MTA)

Answer

Amalgam

Answer

IRM (Intermediate Restorative Material)

Answer

Composite resin

Question 5

At what angle should the root resection be made during modern endodontic microsurgery?

Accepted Answer

As perpendicular (0–10 degrees) to the long axis as possible

Answer

45 degrees to the long axis

Answer

30 degrees to the long axis

Answer

60 degrees to the long axis

Question 6

Which magnification system is the standard of care in endodontic microsurgery?

Accepted Answer

Operating microscope at 10–25×

Answer

Surgical loupes at 2.5×

Answer

Dental endoscope

Answer

Fiber-optic transillumination