THE TAMIL NADU DR. M.G.R.
MEDICAL UNIVERSITY
[AHS 0122] JANUARY 2022 Sub. Code: 1852
(FEBRUARY 2021 & AUGUST 2021 EXAM SESSION)
B.Sc. RADIOGRAPHY AND IMAGING TECHNOLOGY
THIRD YEAR
PAPER II – MODERN IMAGING TECHNIQUES AND RECENT TRENDS IN IMAGING
Q.P. Code: 801852
Time: Three Hours Answer ALL Questions Maximum: 100 Marks
I. Elaborate on: (3 x 10 = 30)
1. i) Discuss in detail about DSA.
ii) Write about the various contrast agents used in angiographic imaging.
2. Discuss in detail about the construction, principle and working of a gamma camera.
3. Write in detail about the principle of image formation in MR and about various image
Sequences followed in it.
II. Write notes on: (8 x 5 = 40)
1. Advantages of MDCT.
2. Methods of disposal of liquid wastes generated in a nuclear medicine department.
3. TRUS.
4. Stereotactic biopsy using mammography
5. Discuss about the safety precautions to be followed during PET-CT procedure.
6. PACS.
7. Doppler ultrasound
8. How is radiation dose measured? Write down any three methods to reduce radiation
exposure in radiology practices.
III. Short answers on: (10 x 3 = 30)
1. HIDA scan
2. Filters
3. Molybdenum generator
4. Mammo tomogram
5. Deep vein thrombosis
6. Expand IGRT and PACS
7. List any three clinical applications of ultrasound.
8. Role of radiographer in angiographic techniques.
9. Heel effect.
10. Piezo electric effect.
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THE TAMIL NADU DR. M.G.R. MEDICAL UNIVERSITY
[AHS 0922] SEPTEMBER 2022 Sub. Code: 1852
(FEBRUARY 2022 & AUGUST 2022 EXAM SESSIONS)
B.Sc. RADIOGRAPHY AND IMAGING TECHNOLOGY
THIRD YEAR (Regulation from 2018-2019)
PAPER II – MODERN IMAGING TECHNIQUES AND RECENT TRENDS IN
IMAGING
Q.P. Code : 801852
Time: Three hours Answer ALL Questions Maximum: 100 Marks
I. Elaborate on: (3 x 10 = 30)
1. Explain MRI protocol for Acute stroke.
2. Explain CT Triple phase and how hemangioma is identified.
3. Define embolization and explain the steps involved in Uterine Artery
embolization.
II. Write notes on: (8 x 5 = 40)
1. Explain STIR sequence and uses.
2. Linear Probe and its uses.
3. Explain the factors affecting Quality and Intensity of X-ray.
4. PACS and its uses.
5. Difference between T1 and T2 Sequence.
6. Beam hardening and Streak artifact in CT.
7. Cone-Beam CT.
8. Patient preparation and techniques of MRCP.
III. Short answers on: (10 x 3 = 30)
1. X-ray filters and uses.
2. Quenching.
3. Define Half-life and what is half-life of FDG?
4. DEXA.
5. Heel effect in mammogram.
6. Standardized Uptake Value (SUV).
7. Low dose CT.
8. Surface coil and its advantage.
9. MR spectroscopy.
10. Bolus Tracking.
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THE TAMIL NADU DR. M.G.R. MEDICAL UNIVERSITY
[AHS 0423] APRIL 2023 Sub. Code: 1852
B.Sc. RADIOGRAPHY AND IMAGING TECHNOLOGY
THIRD YEAR (Regulation 2018-2019 onwards)
PAPER II – MODERN IMAGING TECHNIQUES AND RECENT TRENDS IN
IMAGING
Q.P. Code : 801852
Time: Three hours Answer ALL Questions Maximum: 100 Marks
I. Elaborate on: (3 x 10 = 30)
1. Define Ultrasound and Modes of Ultrasound.
2. Explain principle of PET scan and how PET is performed for Cancer Screening.
3. Explain MR Safety and steps to be followed before scanning.
II. Write notes on: (8 x 5 = 40)
1. Renal Scintigraphy.
2. Sector probe and its uses.
3. Iohexol vs Gadolinium.
4. Advantage and limitation of Sonomammogram.
5. Explain FLAIR sequence and its uses.
6. Prospective and retrospective gating.
7. Maximum and minimum intensity projection and MPR reconstruction in CT.
8. MR imaging of Hippocampus.
III. Short answers on: (10 x 3 = 30)
1. Shimming in MRI.
2. Pin hole collimator and uses.
3. Define Half-life and half-life of Iodine-131.
4. Diffusion Weighted Imaging.
5. Magnification in mammogram.
6. Gastric emptying study.
7. Advantage of MDCT.
8. Gradient coil and its uses.
9. Tractography.
10. Uses of Gradient sequence.
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THE TAMIL NADU DR. M.G.R. MEDICAL UNIVERSITY
[AHS 1123] NOVEMBER 2023 Sub. Code: 1852
B.Sc. RADIOGRAPHY & IMAGING TECHNOLOGY
THIRD YEAR (Regulation 2018-2019 onwards)
PAPER II – MODERN IMAGING TECHNIQUES AND RECENT TRENDS IN
IMAGING
Q.P. Code: 801852
Time: Three hours Answer ALL Questions Maximum: 100 Marks
I. Elaborate on: (3 x 10 = 30)
1. Explain CT Perfusion protocol for Acute Stroke.
2. Explain Dark and Bright Blood Imaging in MRI.
3. Explain the Chemoembolization procedure for Hepatocellular Carcinoma.
II. Write notes on: (8 x 5 = 40)
1. Bone Scan.
2. Curvilinear Probe and its uses.
3. Define Inverse Square Law. Calculate intensity at 1 m and 4 m; if intensity
at 2 meter is 100 mR.
4. Digital Breast Tomography.
5. STIR Sequence and its uses.
6. Chemical shift and Aliasing artifact in MRI.
7. Surface shaded display and Volume Rendering in CT.
8. Patient preparation and techniques of MR Shoulder imaging.
III. Short answers on: (10 x 3 = 30)
1. CT Filters and uses.
2. Uses of Carbone dioxide in Imaging.
3. Define Half-life and half-life of Technetium 99m.
4. DSA.
5. Define Heel effect and how it is technically utilized?
6. What is DEXA?
7. HRCT.
8. Volume coil and its uses.
9. F-MRI principle.
10. Define HU and write HU Value of Muscle and Bone.
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THE TAMIL NADU DR. M.G.R. MEDICAL UNIVERSITY
[AHS 0424] APRIL 2024 Sub. Code: 1852
B.Sc. RADIOGRAPHY & IMAGING TECHNOLOGY
THIRD YEAR (Regulation 2018-2019 onwards)
PAPER II – MODERN IMAGING TECHNIQUES AND RECENT TRENDS IN IMAGING
Q.P. Code: 801852
Time: Three hours Answer ALL Questions Maximum: 100 Marks
I. Elaborate on: (3 x 10 = 30)
1. Discuss Physics and Principles of Spiral CT and add a note on Multidetector CT.
2. Discuss the principles of MRI. Explain T1 and T2 relaxation and describe about
pulse sequences.
3. Discuss in detail about Digital Mammography with Tomosynthesis.
II. Write notes on: (8 x 5 = 40)
1. Color Doppler Imaging.
2. Cyclotron.
3. Functional MRI.
4. Contraindication for MRI / precautions while doing MRI.
5. 4D Computed Tomography.
6. TC 99 bone scan.
7. Advantages and limitations of Sonomammogram procedure.
8. Nuclear Imaging in Myocardial perfusion.
III. Short answers on: (10 x 3 = 30)
1. TLD.
2. MR Enteroclysis.
3. Diffusion Tensor Imaging.
4. MRI inversion recovery sequences.
5. Teleradiology.
6. What is low dose CT?
7. Oncological indication of F18 FDG PET / CT.
8. DMSA scan.
9. What are the Image criteria for adequate Cranio–Caudal and MLO view in Mammography?
10. Image intensifier.
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