Subject: DNB JUNE 2012 PAPER - by: Gurunandini Achar

June 2012

Paper 1
1. enumerate causes of unilateral hypertraslucency on chest radiograph. Briefly describe plain radiograph and ct findings in a five year old child presenting with repeated chest infection and detected to have unilateral hypertraslucency on chest radiograph. (2+4+4)

2. Enumerate the causes of unilateral and bilateral inferior rib notching. Describe chest radiographic, ct chest and angiographic findings in Coarctation of aorta. Briefly discuss role of interventional radiology in management of coarctation of aorta2+(2+2+2)+2

3.Classify pleural tumors. Briefly discuss chest radiographic and CT finding in Malignant mesothelioma.3+3+4

4. enumerate various diseases caused by inhalation of organic dust. Briefly describe chest radiographic and Ct findings of two common such disease.(2+4+4)

5.classify congential cardiac abnormality. Briefly discuss abnormalities of situs and looping(or topology)with there imaging features.2+4+4


6.Define Truncus arterious. Mention its types and characteristic features of its various types. Briefly discuss its chest radiographic, echo cardiographic findings and MRI findings2+2(2+2+2)


7.How do pulmonary arterial venous malformation present clinically? Discuss their chest radiographic feature, Ct findings and angiographic findings. Briefly mention the role of interventional radiology in their treatment.
2+(2+2+2)+2


P.T.O












8. What are the common causes of medially placed ureters? Discuss various association, IVU, CT, MRI findings of retroperitoneal fibrosis.2+2+2+2+2

9. Enumerate causes of urethral strictures. Briefly discuss role of ascending urethrogram in strictures due to trauma. Name common complication of urethral strictures.3+5+2

10. Enumerate various ovarian tumors of stromal orgin. Briefly discuss imaging findings of serous & mucinous cystadenocarcinoma and cystadenoma 3+2+2+3


Paper 2


1. Name the diseases associated with H. Pylori infection. Briefly discuss barium meal features of benign and malignant gastric ulcer supported by suitable diagrams 2+(4+4)

2.Enumerate various infections & neoplasms affecting
gastrointestinal tract in AIDS. Briefly describe barium meal follow through & CT features of AIDS lymphoma.3+7

3. Classify polypoidal lesions of the colon. Mention radiological differences between benign & malignant polyps. Discuss salient imaging features of various types of adenomatous polyp 2+3+5

4. Enumerate causes of normal intracranial calcification. Discuss imaging features of pathological intracranial calcification secondary to infection and infestation.3+7

5. Enumerate causes of spinal canal stenosis. Mention normal CT measurement of spinal canal at various levels. Describe plain radiographic, CT & MRI features of spinal canal stenosis.

6. Enumerate various causes of suprasellar lesions in adults and children. Discuss plain radiographic, CT and MRI features of craniopharyngioma.

7.Classify scoliosis. Discuss imaging features of plain radiographic, CT and MRI in neurofibromatosis of spine. Discuss cobb’s angle and draw a diagram illustrating its measurement. 2+5+(2+1)











8. Mention causes of periosteal new bone formation. Briefly discuss characteristic radiological features of osteomylitis affecting infant children and adults.

9. Mention differential diagnosis of 15 year boy presenting with localized pain and swelling of two months duration in right lower thigh. Discuss conventional radiographic, CT & MRI features of commonest primary malignant bone tumor in this age.

10. Classify cysts of jaw. Describe briefly imaging features of each type of cysts. Draw suitable diagrams to describe various types 2+6+2
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





















Paper 4

1. Classify right sided aortic arch abnormalities. Draw suitable

diagrams to describe these anomalies. Discuss imaging features in

dysphagia lusoria. 2+5+3


2. Describe normal gastroesophagial junction with help of suitable

Diagram. Label various rings and lines visualized on double contrast

Barium swallow. Discuss imaging features of Schatzki’s ring 6+2+2


3. A 15 day old infant has presented with prolonged conjugated

Hyperbilirubinemia accompanied by non pigment stools. Name possible

Etiology. Describe imaging features and various associations that may

be seen in such cases. 1+(6+3)

4.Enumerate benign hepatic masses. Describe imaging features (USG

CT and MRI) of two commonly encountered such lesions. 2+4+4

5. Briefly describe embryological development of pancreas. Describe

Various anomalies & variations in the development with help of

Suitable diagrams. Discuss imaging features (on barium meal & CT

Scan) of annular pancreas 4+3+3

6. Describe various measures to reduce radiation exposure to patient

as well as personnel performing fluroscopically guided vascular

interventional procedure in DSA lab.10








7. Write short notes on. 3+3+4

A. Heel Effect

B. Genetic effect

C. Conventional lead apron & Zero lead apron

8. Write short notes on following: 4+3+3

A. Factors affecting scatter radiation and different techniques to minimize them.

B. radiographic contrast

C. properties of x rays

9. Write short notes on following 4+2+2+2

A. what is p value what is the significance and clinical application in research?
B. Sensitivity

C. Specificity

D. positive predictive value & negative predictive value

10. discuss various statutory to be followed for installation of following radiological equipments,4+3+3

A. 1000 ma x ray

B CT scan

C. DSA Lab