MCQs on Radiographic Diagnosis - Oral Medicine and Radiology

# All of the following are radiolucent except:
A. Ameloblastoma
B. Cementoblastoma
C. Keratocyst
D. Central giant cell granuloma

# All of the following will appear like caries in an X ray EXCEPT:
A. Acrylic resin
B. Calcium hydroxide
C. ZOE
D. Composite


# Which of the following helps in distinguishing an osseous neoplasm and a cyst on an x ray?
A. Size
B. Shape
C. Location
D. Peripheral bone formation

# 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
C. Periapical cemental dysplasia
D. Condensing osteitis

# An oval radiolucent area between the apices of maxillary incisors is:
A. Nasopalatine foramen
B. Lingual foramen
C. Nasal fossa
D. Incisive canal

# Unilocular radiolucency is seen in all EXCEPT:
A. Ameloblastoma
B. Primordial cyst
C. Giant cell granuloma
D. Calcifying epithelial odontogenic tumor

# Multiple radio-opacities are seen in:
A. Multiple myeloma
B. Cherubism
C. Osteopetrosis
D. Odontomas

# Sunburst appearance on radiograph is seen in:
A. Osteosarcoma
B. Osteofibroma
C. Osteomalacia
D. Osteopetrosis

# Onion peel appearance on radiograph is NOT SEEN in:
A. Garre's osteomyelitis
B. Ewing's sarcoma
C. Osteogenic sarcoma
D. Fibrous dysplasia

# Hypoplastic defects in the enamel appears in radiographs as:
A. Brown spots running horizontally
B. Radiolucent areas
C. Sclerotic areas over the surface of a tooth
D. Radio-opaque areas

# Radiographically, the normal horizontal plane of alveolar bone interdentally is related to:
A. Cementoenamel junction of adjacent teeth
B. Epithelial attachment of adjacent teeth
C. Trabecular pattern of bone
D. All of the above

# All of the following are radiolucent EXCEPT:
A. Glass
B. Lead
C. Rubber
D. Wood

# Radiographic image of a malignant tumor is:
A. Distinct sclerotic borders
B. Geographic bone destruction
C. Sunburst appearance
D. All of the above

# Apical root fracture is visible in:
A. Intraoral periapical radiograph
B. Bite wing radiograph
C. Occlusal radiograph
D. Orthopantomogram

# 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
D. Any one of the above

# Internal resorption may be seen on the radiograph as:
A. Interproximal bone loss
B. Small radiolucent enlargement of the pulp chamber
C. Radiopacity in the pulp chamber
D. Small area around the root apex

# In bitewing radiographs, occlusal pit caries of enamel appear as a :
A. Circular radiolucent area
B. Triangular radiolucent area with its base towards the DEJ
C. Triangular radiolucent area with its base towards the surface
D. Vertical radiolucent line

# 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
C. Stafne's bone cyst
D. A lingual mandibular bone cavity

# The presence of pulp stones on the radiograph of a tooth indicates the presence of:
A. Acute pulpitis
B. Acute pulpalgia
C. Chronic periodontitis
D. None of the above

# Radiographs are of no help in the diagnosis of:
A. Cementoma
B. Subluxation teeth
C. Acute alveolar abscess
D. Impacted canines