Radiographic Diagnosis Multiple Choice Questions
1. All of the following are radiolucent except:
A. Ameloblastoma
Answer: B. Cementoblastoma
C. Keratocyst
D. Central giant cell granuloma
2. All of the following will appear like caries in an X ray EXCEPT:
A. Acrylic resin
B. Calcium hydroxide
Answer: C. ZOE
D. Composite
3. Which of the following helps in distinguishing an osseous neoplasm and a cyst on an x ray?
A. Size
B. Shape
C. Location
Answer: D. Peripheral bone formation
4. An African-american patient shows a radiolucent area surrounding the apices of mandibular anterior teeth which are vital.The most probable diagnosis is:
A. Periapical abscess
B. Periapical granuloma
Answer: C. Periapical cemental dysplasia
D. Condensing osteitis
5. An oval radiolucent area between the apices of maxillary incisors is:
Answer: A. Nasopalatine foramen
B. Lingual foramen
C. Nasal fossa
D. Incisive canal
6. Unilocular radiolucency is seen in all EXCEPT:
A. Ameloblastoma
B. Primordial cyst
Answer: C. Giant cell granuloma
D. Calcifying epithelial odontogenic tumor
7. Multiple radio-opacities are seen in:
A. Multiple myeloma
B. Cherubism
C. Osteopetrosis
Answer: D. Odontomas
8. Sunburst appearance on radiograph is seen in:
Answer: A. Osteosarcoma
B. Osteofibroma
C. Osteomalacia
D. Osteopetrosis
9. Onion peel appearance on radiograph is NOT SEEN in:
A. Garre’s osteomyelitis
B. Ewing’s sarcoma
C. Osteogenic sarcoma
Answer: D. Fibrous dysplasia
10. Hypoplastic defects in the enamel appears in radiographs as:
A. Brown spots running horizontally
Answer: B. Radiolucent areas
C. Sclerotic areas over the surface of a tooth
D. Radio-opaque areas
11. Radiographically, the normal horizontal plane of alveolar bone interdentally is related to:
Answer: A. Cementoenamel junction of adjacent teeth
B. Epithelial attachment of adjacent teeth
C. Trabecular pattern of bone
D. All of the above
12. All of the following are radiolucent EXCEPT:
A. Glass
Answer: B. Lead
C. Rubber
D. Wood
13. Radiographic image of a malignant tumor is:
A. Distinct sclerotic borders
B. Geographic bone destruction
Answer: C. Sunburst appearance
D. All of the above
14. Apical root fracture is visible in:
Answer: A. Intraoral periapical radiograph
B. Bite wing radiograph
C. Occlusal radiograph
D. Orthopantomogram
15. A 60 year old male reports for denture adjustment. His OPG shows 1 cm lytic area in the lower bicuspid region. The most probable diagnosis is:
A. Residual cyst
B. Hyperparathyroidism
C. Carcinoma prostate
Answer: D. Any one of the above
16. Internal resorption may be seen on the radiograph as:
A. Interproximal bone loss
Answer: B. Small radiolucent enlargement of the pulp chamber
C. Radiopacity in the pulp chamber
D. Small area around the root apex
17. In bitewing radiographs, occlusal pit caries of enamel appear as a :
A. Circular radiolucent area
Answer: B. Triangular radiolucent area with its base towards the DEJ
C. Triangular radiolucent area with its base towards the surface
D. Vertical radiolucent line
18. A radiolucent lesion in the posterior mandible, anterior to the angle, has radiographic features of a cyst. After surgery, the histology report shows submaxillary salivary gland tissue. The lesion is likely:
A. Residual cyst
B. Traumatic bone cyst
Answer: C. Stafne’s bone cyst
D. A lingual mandibular bone cavity
19. The presence of pulp stones on the radiograph of a tooth indicates the presence of:
A. Acute pulpitis
B. Acute pulpalgia
C. Chronic periodontitis
Answer: D. None of the above
20. Radiographs are of no help in the diagnosis of:
A. Cementoma
B. Subluxation teeth
Answer: C. Acute alveolar abscess
D. Impacted canines