OSCE LATEST EXAM PREP QUESTIONS AND
ANSWERS PDF 2026
▶ Name the pathology:; can be seen on pan even with all of the other third
molars erupted, usually in area #17 but can be in any third molar locaiton.
Answer: primordial cyst (developmental odontogenic cyst)
▶ Most common odontogenic cyst associated with the crown of an
unerupted or partially erupted tooht frequent in posterior mandible.
Answer: dentigerous cyst
▶ Name the pathology: arises from the PDL remnants. Is develpmental and
not the result of infection or inflammaiton
Tx:?. Answer: lateral periodontial cyst
tx: excisional biopsy, enucleation
▶ Name the pathology: PAX of mandibular anteriors where all teeth are
vital.
Tx?. Answer: periapical cemntal dysplasia
tx: reassure patient but do not do root canals
▶ Name the pathology:: a submanidbular gland depression that is
asymptomatic, unilocular , below the mandibular canal in the posterior
mandible between the molars and ANGLE OF MANDIBLE?
also called
Treatment?. Answer: Stafnes bone cyst (defect)
lingual salivary bone cavity
,no treatment
▶ Median palatal cyst can be seen on an ___ film
tx:. Answer: occlusal film
enucleation
▶ Periapical film can show an extension of the maxilalry sinus between the
premolar and molars. Answer:
▶ maxillary anterior regions reveals a midline radipacuity, look for a step
may be due to ___. Answer: trauma
▶ the tongue can show a ___ area on the right close ot hte lateral border
due to trauma that has now healed. Answer: FLAP AREA
▶ Name the pathology/structure : BLUE BROWN bumps or linear
structures on the ventral tongue surface and are often due to AGEING?.
Answer: lingual varicosities
▶ treatment for hemangioma?. Answer: watchful neglect, may self in-
volute
▶ t/f: tooth with a vertical root fracture and periapical radiolucency should
be extracted?. Answer: true
▶ An oroantral communication can be treated with___ surgery. Answer:
flap surgery
▶ A PAX or panorex of a mesio-angular mandibular 3rd molar impinging on
the 2nd molar, treatment is ?. Answer: extract 3rd molar
▶ if you see a radiograph with facial sweeling due to wisdom tooth what is
next step for 24 hours?. Answer: refer to OMS
▶ TX fro a child with a neck swelling can possibly be related to ___ and
_____. Answer: mandibular 3rd molar and incision and drainage
▶ osteoradionecrosis is more common in ?. Answer: the mandible.
,- probably because of the richer vascular supply ot hte maxilla and the fact
that the mandible is more frequently irradiated.
- osteoradionecrosis is necrosis of bone, produced by ionizing radiation.
▶ Name of pathology: Patient returns 48-72 hours after extraction with pain
and fetid odor?
TX: (3)?. Answer: fibrinolytic alveolar osteotitis (dry socket or local osteitis)
tx is to irrigate extraction site and treat with iodonform gauze and eugenol.
▶ Patient presents with a blood clot after extraction (post surgical sequela)
Most likely a ___ clot.
Tx:? (3). Answer: liver clot
remove with curette, apply pressure, and reassess
▶ if a PERMENANT tooth is avulsed,
1. scrub clean?
2. place in milk of hanks balanced salt solution?. Answer: do not scrub
clean, will kill cells
yes place in milk of hanks balanced salt solution
▶ t/f; traumatic ulcer can occur after tooth extraction? ill fitting dentures.
Answer: true and true
▶ t/f? prophy teeth after extraction to reduce plaque and bacteria?.
Answer: false before extraction allow better healing of tissue during post
surgery healing
▶ If a patient takes asprin after reviewing thier medical history, they may
have excessive ____ after extraction. Answer: excessive bleeding
▶ A patient taking coumadin requires a tooth extraction. What test are
needed?. Answer: PTT and INR
▶ Normal PT/INR. Answer: PT: 10-13s (greater than or equal to 2.5)
, INR: <1.2 (less than or equal to 3.5)
▶ After SRP, you would typically find reduciton in inflammation and ___-
___mm probing depth (pocket reduction). Answer: 1-2mm
▶ A 6-7mm pocket with continued BOP depsite good oral hygiene and root
planning would result from ______ or ____. Answer: retained subginval
bacteria or calculus
▶ The best way to detemrine if a ptients periodontal condition is stable is if
there is ______.. Answer: no increase in pocket depth
▶ What are the two most significant factors that influence the course of
periodontal disease ?. Answer: furcation involvement and pocket depth
▶ Best (inital and most effective ) treatment of ANUg is ?. Answer: SRP
(debridement)
▶ t/f: ANUG can cause foul(bad breath). Answer: true
▶ name type of treatment: treatment is SRP and place gingival graft and is
V shaped ?. Answer: Stillmans cleft
▶ The common goal of flap surgery is toe access ___ for ___ to allow
pocket elimination. Answer: access roots for debridement to allow pocket
elimination
▶ healing of what type of epithelum occurs after raising a flap?. Answer:
long junctional epithelium
▶ The normal width of kertatinized gingiva in the mandibular anterior region
is ?. Answer: 3-4mm
▶ Drugs like Naproxene, penicllin, and Asprin ________pocket depth.
Tetracyclines (arestin) _____ pocket depth in conjunction with SRP.
Answer: do not increase pocket depth
can increase pocket depth in conjunction with srp
ANSWERS PDF 2026
▶ Name the pathology:; can be seen on pan even with all of the other third
molars erupted, usually in area #17 but can be in any third molar locaiton.
Answer: primordial cyst (developmental odontogenic cyst)
▶ Most common odontogenic cyst associated with the crown of an
unerupted or partially erupted tooht frequent in posterior mandible.
Answer: dentigerous cyst
▶ Name the pathology: arises from the PDL remnants. Is develpmental and
not the result of infection or inflammaiton
Tx:?. Answer: lateral periodontial cyst
tx: excisional biopsy, enucleation
▶ Name the pathology: PAX of mandibular anteriors where all teeth are
vital.
Tx?. Answer: periapical cemntal dysplasia
tx: reassure patient but do not do root canals
▶ Name the pathology:: a submanidbular gland depression that is
asymptomatic, unilocular , below the mandibular canal in the posterior
mandible between the molars and ANGLE OF MANDIBLE?
also called
Treatment?. Answer: Stafnes bone cyst (defect)
lingual salivary bone cavity
,no treatment
▶ Median palatal cyst can be seen on an ___ film
tx:. Answer: occlusal film
enucleation
▶ Periapical film can show an extension of the maxilalry sinus between the
premolar and molars. Answer:
▶ maxillary anterior regions reveals a midline radipacuity, look for a step
may be due to ___. Answer: trauma
▶ the tongue can show a ___ area on the right close ot hte lateral border
due to trauma that has now healed. Answer: FLAP AREA
▶ Name the pathology/structure : BLUE BROWN bumps or linear
structures on the ventral tongue surface and are often due to AGEING?.
Answer: lingual varicosities
▶ treatment for hemangioma?. Answer: watchful neglect, may self in-
volute
▶ t/f: tooth with a vertical root fracture and periapical radiolucency should
be extracted?. Answer: true
▶ An oroantral communication can be treated with___ surgery. Answer:
flap surgery
▶ A PAX or panorex of a mesio-angular mandibular 3rd molar impinging on
the 2nd molar, treatment is ?. Answer: extract 3rd molar
▶ if you see a radiograph with facial sweeling due to wisdom tooth what is
next step for 24 hours?. Answer: refer to OMS
▶ TX fro a child with a neck swelling can possibly be related to ___ and
_____. Answer: mandibular 3rd molar and incision and drainage
▶ osteoradionecrosis is more common in ?. Answer: the mandible.
,- probably because of the richer vascular supply ot hte maxilla and the fact
that the mandible is more frequently irradiated.
- osteoradionecrosis is necrosis of bone, produced by ionizing radiation.
▶ Name of pathology: Patient returns 48-72 hours after extraction with pain
and fetid odor?
TX: (3)?. Answer: fibrinolytic alveolar osteotitis (dry socket or local osteitis)
tx is to irrigate extraction site and treat with iodonform gauze and eugenol.
▶ Patient presents with a blood clot after extraction (post surgical sequela)
Most likely a ___ clot.
Tx:? (3). Answer: liver clot
remove with curette, apply pressure, and reassess
▶ if a PERMENANT tooth is avulsed,
1. scrub clean?
2. place in milk of hanks balanced salt solution?. Answer: do not scrub
clean, will kill cells
yes place in milk of hanks balanced salt solution
▶ t/f; traumatic ulcer can occur after tooth extraction? ill fitting dentures.
Answer: true and true
▶ t/f? prophy teeth after extraction to reduce plaque and bacteria?.
Answer: false before extraction allow better healing of tissue during post
surgery healing
▶ If a patient takes asprin after reviewing thier medical history, they may
have excessive ____ after extraction. Answer: excessive bleeding
▶ A patient taking coumadin requires a tooth extraction. What test are
needed?. Answer: PTT and INR
▶ Normal PT/INR. Answer: PT: 10-13s (greater than or equal to 2.5)
, INR: <1.2 (less than or equal to 3.5)
▶ After SRP, you would typically find reduciton in inflammation and ___-
___mm probing depth (pocket reduction). Answer: 1-2mm
▶ A 6-7mm pocket with continued BOP depsite good oral hygiene and root
planning would result from ______ or ____. Answer: retained subginval
bacteria or calculus
▶ The best way to detemrine if a ptients periodontal condition is stable is if
there is ______.. Answer: no increase in pocket depth
▶ What are the two most significant factors that influence the course of
periodontal disease ?. Answer: furcation involvement and pocket depth
▶ Best (inital and most effective ) treatment of ANUg is ?. Answer: SRP
(debridement)
▶ t/f: ANUG can cause foul(bad breath). Answer: true
▶ name type of treatment: treatment is SRP and place gingival graft and is
V shaped ?. Answer: Stillmans cleft
▶ The common goal of flap surgery is toe access ___ for ___ to allow
pocket elimination. Answer: access roots for debridement to allow pocket
elimination
▶ healing of what type of epithelum occurs after raising a flap?. Answer:
long junctional epithelium
▶ The normal width of kertatinized gingiva in the mandibular anterior region
is ?. Answer: 3-4mm
▶ Drugs like Naproxene, penicllin, and Asprin ________pocket depth.
Tetracyclines (arestin) _____ pocket depth in conjunction with SRP.
Answer: do not increase pocket depth
can increase pocket depth in conjunction with srp
