DNB Radiodiagnosis previous-year questions (2020–2025)

Most-asked DNB Radiodiagnosis questions

These questions have been set three times or more since June 2020. The number shows how many times each was asked.

1. Ischaemic heart disease — cardiac MRI, viability, nuclear imaging and MDCT 5×Volume II · Part 13 · Cardiac and coronary imaging
2. Plain radiograph in rheumatic and mitral valve disease and left atrial enlargement 5×Volume II · Part 13 · Cardiac and coronary imaging
3. X-ray tube — construction, X-ray production and tube failure 4×Volume I · Part 1 · X-ray physics, equipment and radiography
4. Dual-energy CT — principle, acquisition methods and applications including pulmonary 4×Volume I · Part 2 · Computed tomography — technology and dose
5. Iodinated contrast media — classification, adverse reactions and management including emergency drugs and anaphylaxis 4×Volume I · Part 5 · Contrast media
6. Breast MRI — indications, technique, advantages, limitations, non-mass enhancement and benign vs malignant 4×Volume I · Part 9 · Breast imaging
7. Embolic agents — classification, advantages, disadvantages and clinical applications 4×Volume I · Part 11 · Interventional radiology — techniques and devices
8. Mediastinal compartments (ITMIG), anterior mediastinal masses and thymoma 4×Volume II · Part 12 · Chest — lungs, airways, pleura, mediastinum and diaphragm
9. Acute mesenteric ischaemia — causes, imaging and endovascular management 4×Volume II · Part 14 · Gastrointestinal tract, peritoneum, mesentery and retroperitoneum
10. Ectopic pregnancy and first-trimester bleeding — ultrasound, algorithm and mimics 4×Volume III · Part 18 · Obstetrics and fetal imaging
11. Fetal growth restriction — ultrasound and Doppler (uterine artery, umbilical artery, MCA, ductus venosus) 4×Volume III · Part 18 · Obstetrics and fetal imaging
12. Acute ischaemic stroke — CT and MRI features, imaging algorithm and interventional radiology 4×Volume IV · Part 20 · Neuroradiology — brain
13. Computed radiography and digital radiography — principles, advantages and disadvantages 3×Volume I · Part 1 · X-ray physics, equipment and radiography
14. CT dose — CTDIvol, DLP and dose reduction in CT and radiography 3×Volume I · Part 2 · Computed tomography — technology and dose
15. Colour Doppler — principle, Nyquist limit and artefacts and their prevention 3×Volume I · Part 3 · Ultrasound physics, Doppler and elastography
16. Ultrasound elastography — principles, techniques and applications including diffuse liver disease 3×Volume I · Part 3 · Ultrasound physics, Doppler and elastography
17. MRI artefacts, including motion artefacts and their reduction 3×Volume I · Part 4 · MRI physics and advanced MR techniques
18. MRI safety — hazards, zoning of the MRI facility and safety considerations 3×Volume I · Part 4 · MRI physics and advanced MR techniques
19. MR angiography — time-of-flight and phase-contrast principles, applications and pitfalls 3×Volume I · Part 4 · MRI physics and advanced MR techniques
20. Ultrasound contrast agents — composition, generations, mechanism, applications, advantages and limitations 3×Volume I · Part 5 · Contrast media
21. Radiation protection — cardinal principles and protection of staff, patients and public 3×Volume I · Part 6 · Radiation protection, dosimetry and regulation
22. Thermoluminescent dosimeter (TLD) badge — principles and uses 3×Volume I · Part 6 · Radiation protection, dosimetry and regulation
23. Artificial intelligence in radiology 3×Volume I · Part 8 · Research, informatics, AI and recent advances
24. Acute aortic syndrome and aortic dissection — classification, CT angiography and management 3×Volume I · Part 10 · Vascular imaging and Doppler

DNB Radiodiagnosis question papers, session by session

The topics set in each exam session, paper by paper and in question order, latest first.