Oral Medicine and Radiology Question Paper - BPKIHS 4th Year BDS, VIII Sem, July 2018

Time - 1 Hour 20 minutes
 Total Marks : 60
Maximum Marks - 30
1.  List all the factors controlling X ray beam and elaborate the factors affecting the beam quantity.  (2+3=5)
2. Enumerate four common imaging modalities for TMJ. Discuss transcranial projection in detail. (2+3=5)
3. Describe different Radiographic presentations of Malignancy.  (5)
4. Enumerate receptors used for digital imaging. Highlight the recent advances in digital imaging. (2+3=5)
5. Describe the pathogenesis of Oral submucous fibrosis with applied aspect in therapy. (3+2=5)
6. List the four methods of assessing Professionalism and Ethics in an individual and highlight any one.


Maximum Marks: 30
I. A 20-year-male complains of swelling in lower front region of the jaw. The swelling is insidious in onset and gradually increasing but asymptomatic. The left submandibular lymph node was palpable 1 cm in size mobile and firm. There was a large swelling in the anterior mandible crossing the midline with displacement of teeth.

Q1. Based on above history and clinical findings, give three differential diagnosis with reasons. (3)
Q2. Enlist two radiograph of choice with reasons. (2)

On radiographic examination there is a multilocular radiolucency within the site stated and histopathological section showed multinucleated giant cell within background of proliferating mesenchymal cells. 
Q3. Enumerate other characteristic radiographic features. (3)
Q4. Mention two laboratory investigations with reasons.  (2)
Q5. State the final diagnosis. (1)
Q6. Outline medical managerment. (4)

II. A fifty-year-old female complains of gum swelling for one year. It was associated with mobility and pus discharge. On taking history she had excessive thirst, hunger and increased urination during sleep. 
Q7. State the systemic disease for the case. (1)

On examination she had decreased saliva and multiple periodontal abscess
Q8. Enumerate the causes of dryness of mouth. (2)
Q9. Describe the association between the periodontal disease and the medical condition. (4)

The extraction is planned as the tooth has poor prognosis.
Q10. Describe laboratory diagnostic criteria for the disease. (3)
Q11. Mention the signs and symptoms of medical emergencies in dental office with its management protocol.

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