Palatal flap and Retromolar and Tuberosity surgery

Question 1

Usually
the first incision of a palatal flap
is made at the
level of __/___ of the
probing depth.

Answer 1

2/3

Question 2

Palatal Flap
_____ incision: Trace incision
 Scalloped incision versus straight
incision

Answer 2

Primary incision

Question 3

Palatal Flap
____ incision
 Undermining or thinning of tissue
with incision in long axis of tooth
-Partial thickness flap

Answer 3

Secondary Incision

Question 4

Palatal Flap
____ incision
 Contact with bone

Answer 4

Tertiary Incision

Question 5

Palatal Flap
____ incision
 Intrasulcular
 Tissue removal
 Granulation tissue removal
 Defect and root debridement

Answer 5

Fourth Incision

Question 6

Goal of the flap surgery is ______
to debride the root surface and
the osseous defect
to place any bone replacement
graft
or osseous correction if
possible

Answer 6

access

Question 7

_______ due to compromised
blood supply due to over-thinning
of flap or vascular compromise
Source of healing is the PDL,
flap margin, and underlying bone

Answer 7

Flap necrosis

Question 8

What is the source of healing of flap necrosis?

Answer 8

PDL

Question 9

Factors affecting _____ area
 External oblique ridge
 Lingual bony ridge
 Proximity of the ascending ramus to
the terminal tooth
 Presence of impacted or partially
impacted third molars

Answer 9

retromolar area

Question 10

Factors affecting the_____ area
 Presence of exostosis on the palatal
aspect
 Similar exostosis on buccal aspect
 Presence of impacted or partially
impacted third molars

Answer 10

tuberosity area

Question 11

Retromolar and Tuberosity
Surgery

 Advantages
 Easier and quicker
 Disadvantages
 Cannot gain access to osseous defects
 Incision often ends in mucosa
 Extremely broad wound
 Exostoses are often exposed

Answer 11

Resection

Question 12

Retromolar and Tuberosity
Surgery

 Advantages and indications
 Management of pockets and keratinized
tissue
 Access to osseous defects
 Access for exostosis removal
 Less post-operative discomfort due to
primary closure
 Disadvantages
 Harder to do and time consuming
 Contraindications
 “Flat” palate
 Limited distal space
 When no osseous defect exists

Answer 12

 Distal Wedge