MCQs in Oral Pathology

Chapter 14: Malignancies of the jaw

 

1-The type of malignancies of the jaws that predominantly affects the older adult population:

  1. Sarcoma
  2. Burkitt's lymphoma
  3. Ewing's tumor
  4. Metastatic adenocarcinoma to jaws
  5. None of the above

 

 

 

 

 

 

The answer is: D

 

2-An old female patient presented with an ill-defined radiolucent and radiopaque lesion in the maxilla. Microscopically, it was a solid neoplasm composed of malignant plasma cells. She most likely has:

  1. Multiple myeloma
  2. Ameloblastic fibroma
  3. Fibrous dysplasia
  4. Osteoblastoma
  5. Osteosarcoma

 

 

 

 

 

 

The answer is: A

 

3-Malignant transformation to osteosarcoma of a benign bony process is seen in which of the following:

  1. Neurofibromatosis
  2. Dentinogenesis imperfecta
  3. Ossifying fibroma
  4. Central giant cell granuloma
  5. None of the above

 

 

 

 

 

 

The answer is: E

 

4-A young teenage girl presents to your clinic with hypermobile #45, you decide to take a panoramic xray, and you find an ill-defined radiolucency in her anterior mandible, the patient also complained of numb lip. Which of the following conditions she most likely has:

  1. Ossifying fibroma
  2. Fibrous dysplasia
  3. Central giant cell granuloma
  4. Periapical cemento-osseous dysplasia
  5. Osteosarcoma

 

 

 

 

 

 

The answer is: E

 

5-The most common malignancy found in the oral cavity is:

  1. Basal cell carcinoma
  2. Transitional cell carcinoma
  3. Melanoma
  4. Squamous cell carcinoma
  5. Adenocarcinoma

 

 

 

 

 

 

The answer is: D

 

6- Osteosarcoma characteristically may develop in cases of:

  1. Osteopetrosis
  2. Osteogenisis imperfecta
  3. Acromegaly
  4. Osteitis deformans
  5. All of above

 

 

 

 

 

 

The answer is: E

 

7-The features of multiple skeletal radiolucencies reversed A/G ratio, Bence Jones protein in the urine, and solid plasma cell infiltrate in the biopsy in a 50-year old man indicate a diagnosis of:

  1. Metastatic prostatic carcinoma
  2. Multiple myeloma
  3. Hyperparathyroidism
  4. Miliary Tuberculosis
  5. Basal cell Navi Syndrome’

 

 

 

 

 

 

The answer is: B

 

8-Intraoral carcinoma cannot present clinically as:

  1. Ulcers
  2. Nodule
  3. Cauliflower-like growth
  4. Growth with fungating margins
  5. Abscess

 

 

 

 

 

 

The answer is: E

 

9-A middle-aged female patient presents with a radiolucent and radiopaque lesion in the maxilla. You decide to take a biopsy. You find a neoplasm composed of malignant cells making osteoid. This is a feature of :

  1. Odontogenic myxoma
  2. Ameloblastoma
  3. Fibrous dysplasia
  4. Odontoma
  5. Osteosarcoma

 

 

 

 

 

 

The answer is: E

 

10-In adults, the jaws are occasionally the sites of metastatic deposits from malignancies in distant organs. From which of the following organs do malignancies typically metastasize to the jaws:

  1. Lung
  2. Breast
  3. Gastrointestinal tract
  4. Prostate
  5. All of the above

 

 

 

 

 

 

 

The answer is: E

 

11-Complications of bone infection and fracture are associated with which of the following:

  1. Bone through which therapeutic radiation has passed
  2. Paget's disease
  3. Osteopetrosis
  4. Diffuse sclerosing osteomyelitis
  5. All of the above

 

 

 

 

 

 

The answer is: E

 

12-Osteosarcoma is known to be complication of which of the following:

  1. Neurofibromatosis
  2. MEN III
  3. Paget's disease
  4. Gardner's syndrome
  5. All the above

 

 

 

 

 

 

 

The answer is: C

 

13-All of the following are signs or symptoms that are related to malignancy in the jaw EXCEPT:

  1. Uniformly widened periodontal membrane space around a tooth (teeth)
  2. Vertical tooth mobility
  3. Hypercementosis
  4. Premature loss of deciduous teeth
  5. Acquired malocclusion

 

 

 

 

 

 

The answer is: B

 

14-Lung metastasis is a well-documented complication after surgical treatment of which of the following:

  1. Calcifying epithelial odontogenic tumor
  2. Odontogenic keratocyst
  3. Odontogenic myxoma
  4. Cementoblastoma
  5. None of the above

 

 

 

 

 

 

The answer is: E

 

15- Leukoplakia has higher malignant transformation risk if:

  1. It occurs in males
  2. Its size is less than 200 mm2
  3. It appears on the alveolar ridge
  4. It shows dysplastic changes
  5. If p53 protein is not detected

 

 

 

 

 

 

The answer is: D