Periodontics SDLE MCQ | Part 4

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1 / 56

Category: Periodontics

1) A patient has gingival enlargement after orthodontic treatment. What is the treatment?

Gingivectomy with external bevel

Scaling

Antibiotics

Gingivectomy with internal bevel

2 / 56

Category: Periodontics

2) A patient has recession and metal appearance after 6 years of anterior crowns. What is the cause?

Poor fit

Hard brushing

Excess cement

Biological width violation

3 / 56

Category: Periodontics

3) A patient has class I furcation involvement with 4 mm depth and bleeding. What is the treatment?

Extraction

Gingivectomy

Scaling and root planning with odontoplasty

Flap surgery

4 / 56

Category: Periodontics

4) Which statement is less likely correct about smoking and periodontal disease?

Smoking decreases inflammation

Smokers have more plaque

Smoking causes imbalance between bacteria and host response

Smokers have more red and orange complex bacteria

5 / 56

Category: Periodontics

5) What is the most common clinical picture of thin biotype?

McCall festoons

Fenestration and dehiscence

Stillman clefts

Gingival recession

6 / 56

Category: Periodontics

6) Why are overhangs removed in restorations?

Prevent gram-negative bacteria growth

Allow calculus accumulation

Improve aesthetics

Allow gram-positive bacteria growth

7 / 56

Category: Periodontics

7) How is gingival suppuration determined?

Probing

Place finger on apical margin and push coronally

Radiograph

Visual inspection

8 / 56

Category: Periodontics

8) A patient has 2-3 mm bone loss under the CEJ in some areas. What does this indicate?

Bone resorption

Trauma

Periodontitis

Within normal limits

9 / 56

Category: Periodontics

9) A patient bites on an olive seed and feels pain. What is the cause?

Periodontal abscess

Acute trauma from occlusion

Chronic trauma from occlusion

Cracked tooth

10 / 56

Category: Periodontics

10) A patient with good oral hygiene and whitening toothpaste complains of gingival bleeding. What is the diagnosis?

Plasma cell gingivitis

Plaque-induced gingivitis

Allergic reaction

Lichen planus

11 / 56

Category: Periodontics

11) A patient on Dilantin has gingival enlargement and heavy plaque. What is the initial management?

Gingivectomy

Scaling

Antibiotics

Consult physician to change medication

12 / 56

Category: Periodontics

12) What is the effect of placing an orthodontic band subgingivally?

Gingival recession

Gingival enlargement

Periodontitis

Tooth mobility

13 / 56

Category: Periodontics

13) A patient has pain and bone loss near upper #16 with an overhang restoration, 5 mm PD, and uncontrolled diabetes. What is the cause of bone resorption?

Overhanging restoration

Periodontitis

Trauma

Diabetes

14 / 56

Category: Periodontics

14) Which bacteria are causative agents of gingivitis?

S. mutans

Fusobacterium

T. denticola

P. gingivalis

15 / 56

Category: Periodontics

15) A patient has an impacted #23. What is the expected gingival level after disimpaction?

Normal

Same as #13

Overgrowth

Recession

16 / 56

Category: Periodontics

16) A tooth has a 7 mm pocket depth with the junctional epithelium at the CEJ. What type of pocket is this?

Combined pocket

Pseudo pocket

Gingival pocket

True pocket

17 / 56

Category: Periodontics

17) A male patient has generalized recession and reduced interdental papilla height. What is the treatment?

Observation

Pocket reduction surgery

Gingivectomy

Aesthetic surgery

18 / 56

Category: Periodontics

18) A patient has a diastema between central incisors with blanching of the interdental papilla. What is the management?

Frenectomy

Orthodontics

Observation

Gingivectomy

19 / 56

Category: Periodontics

19) A patient has erythema, bleeding, and bad odor after new crowns. What is the cause?

Allergy

Poor fit

Plasma cell gingivitis

Biological width violation

20 / 56

Category: Periodontics

20) How is gingival suppuration measured?

Visual inspection

Probing

Periopaper (blotter)

Radiograph

21 / 56

Category: Periodontics

21) An X-ray shows overhangs on restorations. What is the management to control inflammation?

Antibiotics

Remove overhangs

Observation

Scaling

22 / 56

Category: Periodontics

22) A picture shows a lower incisor with recession. What is the treatment?

Gingivectomy

Observation

Root coverage

Flap surgery

23 / 56

Category: Periodontics

23) A patient has 5 mm recession and non-keratinized tissue. What is the treatment?

Root coverage

Flap surgery

Observation

Gingivectomy

24 / 56

Category: Periodontics

24) A lower molar has grade III furcation involvement. What is the best way to preserve the tooth?

Odontoplasty

Root amputation

Tunneling

Hemisection

25 / 56

Category: Periodontics

25) What type of curette has an offset angle?

Gracey

Chisel

Universal

Hoe

26 / 56

Category: Periodontics

26) A diabetic patient lost all her mobile teeth. What is the cause?

Systemic disease

Periodontitis

Trauma

Caries

27 / 56

Category: Periodontics

27) What is the position of the Gracey curette shank during scaling?

Lower shank parallel to surface

Perpendicular

Slightly tilted

Lower shank parallel to long axis

28 / 56

Category: Periodontics

28) What is the minimum distance between the restoration margin and the bone crest?

5-6 mm

3-4 mm

7-8 mm

1-2 mm

29 / 56

Category: Periodontics

29) What is important when deciding on root amputation/resection?

Root anatomy

Amount of keratinized tissue

Bone density

Gingival phenotype

30 / 56

Category: Periodontics

30) What is the sequence after RCT for a tooth needing crown lengthening?

Crown lengthening, post/core, crown

Ortho extrusion, post/core, crown

Cast post/core, ortho extrusion, crown

Post/core, crown lengthening, crown

31 / 56

Category: Periodontics

31) A patient has erythematous gingiva, bleeding on probing, and deep pockets (7-11 mm). What is the management?

Antibiotics then scaling

Extraction

Observation

Scaling and root planning with antibiotics

32 / 56

Category: Periodontics

32) Why are overhangs removed in restorations?

To reduce sensitivity

To improve aesthetics

To prevent plaque accumulation and periodontal disease

To prevent caries

33 / 56

Category: Periodontics

33) A 56-year-old patient with missing teeth and generalized horizontal bone loss needs implants. What is the treatment plan?

Request CBCT and proceed

Request periapical radiographs and proceed

Scaling, root planning, and re-evaluation

Request OPG and proceed

34 / 56

Category: Periodontics

34) Where is the vertical release incision placed during GTR on #11?

Mesial angle to #12

Distal angle to #13

Mesial angle to #13

Distal angle to #12

35 / 56

Category: Periodontics

35) What happens to the interdental papilla when teeth are moved apart by orthodontics?

Adapts to the bone

Disappears

Becomes fibrous

Splits and forms deep pockets

36 / 56

Category: Periodontics

36) A patient has a deep pocket and high fever after scaling. What is the management?

Observation

Extraction

Antibiotics

Scaling and root planning with antibiotics

37 / 56

Category: Periodontics

37) A patient has generalized inflamed gingiva and a 5 mm pocket around an implant. What is the management?

Topical antibiotic on implant pocket and CHX mouthwash

Extraction

Observation

Scaling and root planning, OHI

38 / 56

Category: Periodontics

38) A diabetic patient has calculus, severe bleeding, and deep pockets. What is the management?

Doxycycline + Amoxicillin

CHX mouthwash

Augmentin

Mechanical cleaning + CHX gel

39 / 56

Category: Periodontics

39) What is the effect of periodontal treatment on a diabetic patient?

No effect

Increases HbA1c

Decreases HbA1c

Worsens diabetes

40 / 56

Category: Periodontics

40) A patient has 2 mm recession and 5 mm pocket depth. What is the CAL?

3 mm

2 mm

5 mm

7 mm

41 / 56

Category: Periodontics

41) How long does minocycline stay in the pocket?

30 days

2 days

7 days

14 days

42 / 56

Category: Periodontics

42) A smoker has generalized pocket depths of 3-4 mm. What is the stage and grade?

Stage III grade C

Stage IV grade C

Stage II grade C

Stage I grade B

43 / 56

Category: Periodontics

43) What is the primary mediator of gingival inflammation?

Prostaglandin

Cytokines

Leukotrienes

Histamine

44 / 56

Category: Periodontics

44) A patient has isolated recession in lower incisors and a high frenum. What is the treatment?

Gingivectomy

Free gingival graft and frenectomy

Observation

Connective tissue graft and frenectomy

45 / 56

Category: Periodontics

45) When do the first signs of gingival inflammation appear?

7-14 days

1-3 days

22-28 days

15-21 days

46 / 56

Category: Periodontics

46) A bitewing shows 2 mm from the CEJ to the bone crest. What does this mean?

Periodontitis

Reduced bone level

Normal

Gingivitis

47 / 56

Category: Periodontics

47) A patient has class II furcation involvement with 4 mm depth and bleeding. What is the treatment?

Extraction

Root planning

Refer to periodontist for flap surgery

Furcation plasty

48 / 56

Category: Periodontics

48) A slightly supra-erupted #16 needs a lower crown. What is the treatment?

Extraction

No treatment

Ortho extrusion

Enameloplasty

49 / 56

Category: Periodontics

49) A patient has recession and reduced interdental papilla. What is the management?

Observation

Osseous surgery

Pocket reduction surgery

Esthetic periodontal surgery

50 / 56

Category: Periodontics

50) A patient has pain, fever, lymphadenopathy, and foul odor with normal bone levels. What is the diagnosis?

NUG

Gingivitis

Periodontitis

Peri-implantitis

51 / 56

Category: Periodontics

51) What is the relationship between stress and periodontal disease?

Psych patients are more prone to periodontitis

No relationship

Stress leads to poor oral hygiene

Stress increases inflammation

52 / 56

Category: Periodontics

52) What is the main difference between necrotizing ulcerative gingivitis and desquamative gingivitis?

Foul odor

Pain

Inflammation

Bleeding

53 / 56

Category: Periodontics

53) A tooth has 1.5 mm mobility. What is the Miller classification?

Class IV

Class III

Class I

Class II

54 / 56

Category: Periodontics

54) What instrument is used to measure gingival thickness?

Castroviejo caliper

Perio probe

Scalpel

Explorer

55 / 56

Category: Periodontics

55) A tooth has 5 mm probing depth and 2 mm recession. What is the CAL?

7 mm

3 mm

2 mm

5 mm

56 / 56

Category: Periodontics

56) What happens to GCF during inflammation?

Increases

No change

Disappears

Decreases

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The average score is 52%

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