Jan 2021 Perio

Following completion of active therapy for a severe periodontitis case, the dentist noted class II furcation involvement in the upper molars according to Glickman. Which of the following would be the dentist’s prognosis for a patient who does not comply with maintenance visits?

A 24-year-old man came with a fibrotic thickening in the gingiva that needed to be surgically reshaped and contoured. He has no gingival pockets. Which of the following is the appropriate procedure for this patient?

A 19-year-old man is complaining of bleeding while brushing his teeth. Clinical examination reveals normal probing depths and no attachment loss. Radiographs show normal bone levels. Which of the following is the main etiologic factor of the complaint?

A dentist is planning to restore a missing maxillary lateral incisor with implant-supported crown. He has confirmed the availability of the vertical and mesiodistal space for the implant and crown placement. He now proceeds to quantify the ridge profile / buccolingual width of the bone for the placement of an implant. Which of the following methods can relatively better quantify the buccolingual width of the bone?

Which of the following genetic disorders can cause severe bone loss, periodontal destructions, and early loss of teeth?

What is the estimated dimension of the biologic width?

A 34-year-old healthy woman presented to the clinic seeking crowns for her upper anterior teeth. Clinical examination revealed generalized bleeding on probing, with probing depths ranging from 3-4 mm. Radiographs show no bone loss. Which of the following is the most likely treatment of choice?

A 40-year-old man came to the dental clinic for the prosthetic treatment phase of surgically-placed dental implants #12 and #13. Interdental papilla between upper right lateral incisor and canine was lost following extraction. Which of the following is the ideal distance (in mm) between the base of interproximal implant contact areas and the crest of bone papilla regrowth?

Which of the following periodontal probes is calibrated in 3-mm sections?

The Gracey curette 13/14 is recommended for the instrumentation of which tooth surfaces?

What is the movement produced by a piezoelectric ultrasonic scaler?

A 44-year-old healthy woman presented to the dental clinic complaining of food impaction and bleeding on the löwer left side of the jaw. Tooth #36 had a pulpotomy procedure initiated last year. On examination, tooth #36 is slightly tender to percussion. A 5mm periodontal pocket was noted in the distobuccal aspect, along with bleeding on probing. Which of the following is the most appropriate intervention?

Which of the following periodontal phenotypes is associated with thinner mean buccal bone thickness?

A patient came to the clinic to consult his gingival irritation and swelling which appeared a few days ago. According to him, the swelling began the next day after eating popcorn in the cinema. What must have caused his gingival problem?

The patient returns to the clinic complaining that after she had the maxillary right central incisor crown fitted, the gingiva around the crown had become swollen and tender. There is bleeding on probing around this tooth but not around the other adjacent teeth. There is no evidence of plaque present in the area. Which of the following is the likely cause?

An adult patient has a periodontal disease that caused moderately severe horizontal bone loss. The periodontal disease is under control and is no longer active, but the upper and lower incisors need to be aligned with an orthodontic appliance. Which choice best describes teeth’ response to orthodontic tooth movement?

What does a localized periodontal defect around an endodontically-treated tooth suggest?

A 26-year-old man presents to the dental clinic with acute necrotizing ulcerative gingivitis. The patient has poor oral hygiene, multiple caries, and partially-erupted lower 3rd molars. Which of the following are referred to as the primary incubation zone in this case?

A 40-year-old healthy man presented to the clinic complaining that for the last two weeks, he cannot eat comfortably on the mandibular left quadrant and he also has a little sensitivity to cold. Intraoral and radiographic examination reveals that tooth #36 has been root canal treated with a post crown whilst tooth #37 has been restored with a large composite restoration, which has a slight overhang. Neither tooth shows any periapical radiolucency. They are both a little tender to percussion. Which of the following is the most likely cause of the pain?

Frenectomy is the removal of a frenulum, a small fold of tissue that prevents an organ in the body from moving too far. It can refer to frenula in several places on the human body. The surgical process of Frenectomy is better categorized as a?

Buttressing bone formation is a:

Greater occlusal pressure on the periodontium produces

Trauma from occlusion leads to all except?

The following infrabony defect is….?

the type of load on teeth that is most destructive to the periodontium is

Clinical signs of occlusal trauma include all except:

Discoloration of teeth in Tetracycline therapy Is because of the formation of

Bone loss associated with trauma from occlusion is