OSCE (DSE)

fariha615

T/F: Nifidepine causes gingival hyperplasia.

True

Ca channel blockers: Amlodipine, diltiazem, verapamil, "dipines"

Dilantin (Phenytoin): anti-convulsant

Cyclosporine: immunosuppressant

Large space between 11 and 12. What do you do?

a. Mini implant

b. Do a bridge

c. Leave it alone****

Picture with white cauliflower nodule on dorsal tongue is:

Papilloma on a tongue

How do you treat this? (Mucocele)

Excise with salivary gland remnants

What is the problem with resin bonded bridges?

Debonding

Hepatitis A/ Jaundice is fine to treat after

1 week

Allergic reaction to barbiturate on the lip. What do you give?

Antihistamines (Benadryl)

Picture of patient that didn't like the look of their canine and premolar, and asked what it was?

Hypoplasia

Facial erosion on teeth due to

Acidic beverages

Amelogenesis imperfecta Xray

(Look up other examples too)

[Picture of blue sclera] What other dental findings should you see?

Dentinogenesis imperfecta

short roots

bulbous bell crowns (DEJ constriction)

obliterated pulps

blue sclera

Hyperthyroid symptoms are all except:

1. Exopthalmos

2. Tachycardia

3. Tremors of extremities

4. Fatigue

4. Fatigue

Minimum axial reduction for a crown is

1.5mm

Replacing #9 crown. Which measurement is correct? (weird question with weird wording)

2mm

What is the maximum amount of unsupported porcelain allowed?

2mm

T/F: Cyclosporine causes gingival hyperplasia

True

Ca channel blockers: Amlodipine, diltiazem, verapamil, "dipines"

Dilantin (Phenytoin): anti-convulsant

Cyclosporine: immunosuppressant

Most important treatment for ANUG is

Debridement

(could give antibiotics if you can't debride in time)

What is the treatment for gingival hyperplasia?

Gingivectomy

Patient presents with a liver clot. What is the treatment?

Irrigate, apply pressure, reassess

Would you rather overcontour or under contour the temporary crown to preserve gingival health

Undercontour

Picture of a patient with all crowns on upper and lower. What is wrong?

Impingement on gums/gum health

(Other choices were incorrect overjet/overbite, improper contour of crown)

Patient has pain on swallowing when wearing their denture, why?

Overextension of lingual flange

Patient presents with space in between premolar and 3rd molar with class 2 mobility. What do you do to fix this?

Implant

Patient missing #2 and #3. #1 has class 3 mobility and furcation involvement. What would be the optimal treatment plan?

Extract #1 and either implant for #3 or #2 and #3.

If you cannot pick a color for a crown what do you chose?

Something with lower shade saturation and less gray

-​ higher value (c​an​not increase value) -> less gray

- ​lower chroma (​can​ raise chroma)​ -> ​lower shade saturation

Chroma = saturation

Value = gray level (bright/dark)

Hue = color

Worst place for implant is

Maxillary posterior

Best place for implant is

Either mandibular posterior or anterior

Best long term prognosis for an implant?

Either mandibular posterior or anterior

Worst cement for deep restoration?

Zinc phosphate

BW xray of a tooth with an amalgam and patient complained of pain when provoked by hot or cold. Why?

Deep amalgam filling

Leave perio pack in for how long?

1 week

Picture of an epulis fissuratum. How do you treat this before making a new denture?

Excision.

[Other answer choices: Apply tissue conditioner, leave lesion alone, prescribe antibiotics]

Reason for perio flap?

Access for instrumentation

Maxillary tori in denture patient. What do you do before making a new denture?

Remove it

What does a major connector of a denture need?

Rigidity

According to OSHA you need to check the autoclave with what frequency?

Weekly

HIV ELISA test was negative for a person who had a needle stick. What does that mean?

Patient has no Ab's present

Ortho case- what was the most important thing they did in maxillary arch?

Align the teeth for future restorative procedures

(Not close upper and lower diastema)

What pain reliever do you give to a patient who has kidney disease?

Acetaminophen

Picture of surveyor. Asked what we were looking at?

Space for guideplane

What is a major complication of Phlebitis?

Pulmonary Embolism

Patient complaining of space in between teeth after SRP. Why?

Reduction in edema

1-2 mm of reduction in probing depth after performing SRP. What is the cause?

Formation of long junctional epithelium

If a patient has a shunt on the left arm where do you take BP?

Right arm

Picture of #10 and #11 lingual surface, what is wrong with the gingiva?

Edema

Space in between #29 and #30 in a very old patient with no #31 and #32 and barely occluding with #3. Why is this happening?

No occlusion or mesial drifting premolars

Surgical stent fits the gums but immediate denture doesn't fit. What do you do?

Relieve until it seats

Picture of the bottom of the tongue with multiple white lesions. Stated that the patient had complaint of sore gums and tongue, fever of 101 degrees. What is most likely diagnosis?

Primary herpetic stomatitis

Treatment of Primary herpetic stomatitis

Palliative

Patient with purple lesions on palate and said they had similar lesions on body too. What is most probable cause?

HIV (Kaposi Sarcoma)

Other answer choices: Sturge weber, erythema multiforme

What disease will effect wearing complete dentures the most?

Sjogren's Disease (xerostomia)

Lesion in the mouth that heals with a scar?

Major aphthous ulcer

Picture with an arrow pointing to a soft tissue mass on FOM. This is the opening of

Wharton's Duct (Submandibular Duct)

Lichen planus is present on the tongue that was asymptomatic, asked what is the treatment?

Corticosteroids (Would have picked "Nothing" but "Nothing" was not an option)

Picture of white things on buccal mucosa, and asked what it was.

Lichen planus

but it also looked like leukoedema, cheek biting, etc. and all were answer choices (LOOK FOR STRIAE OF WICKHAM)

Panoramic xray with radiopacity underneath the mandibular incisors, asked what was it?

???? Supernumerary tooth (maybe odontoma)

Gingival edema is caused by

Anaerobes

Post crown cementation sensitivity is due to

Microleakage

Before you line a complete denture you must first establish:

Posterior occlusion

Picture of patient's maxilla with a FPD and RPD attached to it. Asked how they are attached?

Semiprecision attachment?

Precision attachments are not good with patient with

Low dexterity

Patient on steroids. What do you need to know before dental treatment?

Duration and dosage

What is the most important thing for calculating medication dosage for child?

Patient's weight

Patient just had a stroke. What do you need to worry about?

If they are on anticoagulants

Contraindication for apically positioned flap is

Esthetics

Purpose of a wedge during a restoration is

Adaptation of he matrix band

contraindication for a patient with hyperthyroidism is

Vasoconstrictions (Epinephrine)

No hair and missing teeth?

Ectodermal dysplasia

Pernicious Anemia:

Hemolytic Anemia:

B12/Folate Deficiency:

Pernicious Anemia: Decrease in RBC when body can't absorb enough vitamin B12

Hemolytic Anemia: RBCs destroyed faster than they can be made

B12/Folate Deficiency: causes the body to produce abnormally large RBCs that can't function properly.

- B12/folic acid needed for RBC growth and formation in the bone marrow.

- May show loss of papilla of tongue (bald tongue)

Hereditary telangiectasia is associated with what?

Iron deficiency anemia

Gave normal ranges of patient's numbers for RBC, WBC, and platelets. What is wrong with this person?

(> high WBC count)

Leukemia

Pt also had sore lymph nodes,

and painful gums (inflamed gingiva)

What antibiotic can cause arm rash?

Penicillin

Patient was on penicillin for 2 weeks. His tongue is sore. What do you do?

Fungal test (test for candida)

Picture of a red painful tongue in an uncontrolled diabetic. What is it due to

Malnutrition

If there is a red and white mixed lesion, what do you biopsy?

The red and white portions of the mixed lesion

Multiple questions about eruption and looking at BW to see if its normal

prim calcification

perm calcification

prim eruption

perm eruption

prim calcification:

A 14

D 15

B 16

C 17

E 18

perm calcification:

6 - birth

1, L2, 3 - 6 mo

U2 - 12 mo

4 - 18 mo

5 - 24 mo

7 - 30 mo

prim eruption:

8 9 16 13 26

6 10 17 14 23

perm eruption:

7 8 11 10 10.5 6 12 17

6 7 9 10 11 6 11 17

Most likely reason that sealants fail

Contamination

There is an unconscious patient in your waiting room. What is the first thing you do?

Check breathing (airway??)

ID a mental ridge on radiograph

Radiopacity on a pan in sinus. What is it?

Mucous retention cyst in the maxillary sinus

Difference in anaphylaxis vs. Syncope

Anaphylaxis has wheezing and bronchoconstriction

Patient returns with pain 72 hours after extraction. What do you do?

Give irrigation and use eugenol soaked gauze

Extraction of tooth and patient comes back with a big infection. What is it?

Subperiosteal abscess

Picture of a patient with Down Syndrome. What do you need to be worried about as a dentist?

Congenital heart disease

When can you use tissue conditioner and soft reline on a complete denture patient?

Anytime

How long do you wait for a lab reline of immediate complete denture?

6 months

What is the reason for a try in for an immediate denture?

check VDO

Picture of a patient with a very large diastema. What do you do?

Leave it alone

Radiolucency next to a premolar. What do you do?

Refer to oral surgery

Panoramic of Radiolucency at ramus. What do you do?

Retake for diagnostic reasons

or

Refer to oral surgery?

???

Broken coronal portion of a canine. What do you do?

Conservative endo and prepare post and core.

Does acid etching create a chemical bond?

NO

X-ray with remnants of primary teeth roots remaining

(lateral periodontal cyst?) in premolar region where primary molars reside

???

Multiple odontomas are linked to what disorder

Gardner's syndrome (colorectal polyposis)

After a cleaning patient still has bleeding on probing. What is this due to?

Retained subgingival plaque

Swollen lesion on the tongue. What do you do next?

Palpate lesion and see if it is firm.

Picture of a lip with something on the corner of it. What is it?

It was either SCC or syphilis.

Other choices: Angular chelitis, herpes labialis

???

Bone loss on #4, what is it?

Crater defect (two walls remaining)

worst vertical bone loss

distal of #13

GTR best for what kind of furcations?

Class 2 furcation (only furcation class that benefits from perio regeneration at all)