34 Questions
What is one of the functions of CBCT examination in treatment planning?
Detecting nerve proximity to avoid nerve injury
What is the purpose of designing a flap during apical surgery?
To maintain an adequate blood supply to the reflected tissue
Why should incisions over bony defects be avoided during flap design?
They may cause postsurgical soft tissue fenestrations or nonunion of the incision
What should be included in the flap design to ensure good extension?
At least one tooth on either side of the intended tooth
Why should acute angles in the flap be avoided?
They are difficult to reposition and suture and may become ischemic and slough
Why is it important to include periosteum in the incisions and reflections?
To avoid hemorrhage and ensure visibility
What is the primary goal of endodontic surgery?
To remove periapical lesions by surgery and curettage
What is an indication for apical surgery?
Failing root canal treatments with a post and core
What is the sequence of treatment for periapical lesions?
Endo treatment -> periapical lesion -> surgical endodontics
What is the purpose of curettage in endodontic surgery?
To remove periapical lesions
What is a procedural accident that may indicate apical surgery?
All of the above
What is the primary difference between surgical endodontics and conventional endodontic treatment?
Surgical endodontics is used to treat periapical lesions surgically
What is the main difference between the full mucoperiosteal flap and the submarginal curved flap?
The presence of a frenum
What is an advantage of the full mucoperiosteal flap?
Permits periodontal curettage and root planning
What is the main reason for apical surgery in cases with underfilling in calcified canal?
Impossible to prepare the canal and remove the debris
What is the primary reason for not splitting the interdental papilla during apical surgery?
To avoid scaring and laceration during healing
What is a disadvantage of the full mucoperiosteal flap?
Difficulty in replacing the free gingival margin
What is the characteristic of resin sealer and GI sealer?
Make chemical bond with tooth structure
What is the main purpose of extending vertical incisions during apical surgery?
To enable the retractor to rest on bone
What is the primary indication for surgical endodontics in cases of anatomic complexity of the root canal system?
All of the above
What is the main purpose of the triangular and trapezoidal flaps?
To treat maxillary anterior teeth with crowns
What is the characteristic of some type of cysts?
All of the above
What is an advantage of the triangular and trapezoidal flaps?
Minimal probing depths and good periodontal health
What type of flap design is generally not indicated or used due to its many disadvantages?
Submarginal curved flap
What is an advantage of the submarginal curved flap?
It is simple and easily reflected
What is a common feature of the triangular and trapezoidal flaps?
Horizontal incision in the attached gingiva
What percentage of cysts can be diagnosed by histopathology?
90%
What is the primary treatment option for patients who come with pain after endo treatment?
Retreatment
What is a limitation of the submarginal curved flap?
It is limited by the presence of frenum, muscle attachments, or bony eminences
What is the primary contraindication for apical surgery?
Tooth mobility with periapical lesion
What is a common complication of the submarginal curved flap?
Tearing of the incision corners
What is the condition that affects immunity in patients who require surgery consultation?
Leukemia or neutropenia
What is the primary consideration for patients who have undergone radiation treatment of the face?
Both A and B
What is the primary consideration for a patient who does not desire surgery?
Mental or psychological status
This quiz covers the approaches to treating periapical lesions, including conventional endodontic treatment and surgical endodontics. It highlights the importance of attempting endo treatment before considering surgical intervention.
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