Ultimate 300-Question Radiology Question Bank: Frequently repeated Topics for DNB/MD Exam by RADIOBITE
🧠 Neuro Radiology (30 Qs)
- Describe acute ischemic stroke on CT vs MRI.
- Role of perfusion imaging in stroke.
- Anatomy of Circle of Willis + causes of SAH.
- CT features of subarachnoid hemorrhage.
- MRI sequences for early stroke detection.
- Imaging of cerebral venous thrombosis (CT/MR).
- Imaging in PRES.
- Imaging in CNS tuberculosis.
- Imaging of intracranial aneurysms.
- CT anatomy and lesions of sellar/suprasellar region.
- CT neck spaces anatomy + parapharyngeal lesions.
- Imaging of orbital/intra‑auditory canal anomalies.
- Imaging of acute mastoiditis.
- MRI in demyelinating disease.
- Imaging in hydrocephalus—CT vs MRI.
- Imaging of trauma: acute ED CT protocol.
- Diffusion-weighted MRI: uses & interpretation.
- MRI in intracranial neoplasms.
- Spinal TB imaging features.
- MRI in degenerative spine disease.
- MRI myelography: indications.
- Postoperative spine imaging.
- Imaging of spinal cord tumors.
- CT/MRI in craniovertebral anomalies.
- Imaging of intracranial hemorrhage types.
- Imaging in intracerebral abscess.
- CT angiography in stroke.
- Imaging findings in migraine and headaches.
- Imaging in AVMs.
- Imaging in neurodegenerative disorders (e.g., Alzheimer’s).
🦴 MSK Radiology (25 Qs)
- Fracture classification & imaging approach.
- Imaging in pediatric fractures.
- MRI in ligament injuries (ACL/MCL).
- MRI in meniscal tears.
- Imaging of rotator cuff tears.
- Imaging approach to shoulder dislocation.
- Imaging of stress fractures.
- MRI in avascular necrosis (hip).
- Imaging in osteoarthritis vs rheumatoid arthritis.
- Imaging in septic arthritis.
- Imaging of juvenile idiopathic arthritis.
- Bone tumor evaluation algorithm.
- Osteoid osteoma imaging features.
- Osteosarcoma vs Ewing vs metastasis imaging.
- Imaging in multiple myeloma.
- Imaging of soft tissue sarcomas.
- MRI in sports injuries (knee/elbow).
- Imaging of tendinopathies.
- Imaging in compartment syndrome.
- Imaging of bone infections (osteomyelitis).
- Imaging of metabolic bone disease (osteoporosis).
- MRI of spine metastases.
- Imaging of hand & wrist pathologies (e.g., Kienbock’s).
- Imaging in TMJ disorders.
- Nuclear bone scan indications.
🫁 Chest Radiology (30 Qs)
- Systematic approach to CXR.
- Radiographic signs in pulmonary venous hypertension.
- ARDS imaging on CXR/CT.
- CXR signs of hyperlucent hemithorax.
- AI techniques in CXR interpretation.
- HRCT in UIP vs NSIP.
- HRCT in hypersensitivity pneumonitis.
- HRCT features of sarcoidosis.
- Imaging in TB.
- Silicosis/asbestosis imaging.
- Solitary pulmonary nodule evaluation.
- Pulmonary hamartoma vs metastasis.
- Ground-glass opacity on HRCT.
- Imaging in pulmonary embolism.
- CT angiography in PE.
- Imaging in pulmonary infarction.
- Imaging in pulmonary sequestration.
- Mediastinal mass differentials.
- Imaging of bronchogenic carcinoma.
- Staging lung cancer – CT, PET-CT.
- Imaging in COVID-19 pneumonia.
- ICU chest imaging – tubes + lines.
- Imaging of chest trauma.
- Pneumothorax and pneumomediastinum CT/CXR.
- Diaphragmatic hernia imaging.
- HLH imaging (Histiocytosis).
- Imaging of pulmonary fibrosis.
- Imaging of ARDS in neonate.
- Imaging in pediatric chest – CCAM, MAS.
- Mapping lung segments on PA+lat films.
🩺 Abdominal & GI Radiology (40 Qs)
- Acute RIF pain: adult/pediatric – US/CT features.
- Acute abdomen CT imaging algorithm.
- Imaging in blunt abdominal trauma (liver/spleen).
- MDCT in bowel obstruction.
- Plain abdominal radiograph roles.
- Imaging in pneumoperitoneum.
- Imaging of ileocecal TB vs Crohn’s disease.
- Imaging midgut malrotation/volvulus.
- Imaging in acute pancreatitis (Atlanta).
- CT severity stratification.
- Imaging in chronic pancreatitis/pseudocyst.
- Role of MRCP in biliary pathology.
- MRI liver lesions – HCC vs hemangioma.
- Role of hepatobiliary contrast agents.
- Imaging biliary atresia.
- MRI in biliary obstruction.
- Retroperitoneal fibrosis – CT/MRI.
- Perinephric abscess vs urinoma CT.
- Causes of right lumbar/RIF mass.
- Lymphoma vs neuroblastoma in children.
- Imaging of hydronephrosis in pediatrics.
- Imaging in appendicitis – adult/pediatric.
- Algorithmic approach to abdominal lump.
- Abdominal tuberculosis imaging.
- Paravertebral abdominal masses.
- Renal anomalies – cross-sectional anatomy.
- MDCT in adrenal tumors.
- Imaging in pheochromocytoma.
- Imaging adrenal adenoma vs carcinoma.
- Adrenal hyperplasia imaging.
- Pancreatic neuroendocrine tumor imaging.
- Imaging in small bowel lymphoma.
- Imaging ovarian torsion/pelvic pain.
- Imaging in congenital urinary anomalies.
- Imaging in prune belly syndrome.
- Imaging in vascular compression syndromes.
- Imaging in varicocele/renal vein compression.
- Imaging approach in abdominal aneurysm.
- Portal hypertension imaging.
- Splenic trauma and grading.
❤️ Cardiac Radiology (30 Qs)
- MDCT coronary anatomy + calcium scoring.
- CT coronary angiography indications.
- Radiation reduction techniques.
- Cardiac MRI sequences in viability and cardiomyopathy.
- Delayed enhancement MRI – DCM/HCM.
- CT/MR in pericardial diseases.
- Aortic dissection classification & CT findings.
- Aortic aneurysm – imaging + stent graft planning.
- Imaging in aorto‑arteritis (Takayasu).
- Imaging in pulmonary hypertension.
- Neonatal cyanotic congenital heart disease imaging.
- TAPVC/TOF imaging features.
- PDA, ASD, VSD – imaging features.
- Imaging in coarctation of aorta.
- Atrial myxoma imaging.
- Cardiac tumors – CT/MRI.
- Cardiac thrombus vs tumor differentiation.
- Role of echo vs CT/MRI.
- Imaging in cardiomyopathy.
- Imaging of pulmonary venous hypertension.
- Coronary artery anomalies.
- Venous malformations – imaging & IR.
- Imaging in peripheral arterial disease.
- Lower limb DVT evaluation.
- Venous incompetency imaging/intervention.
- IR in varicose veins.
- AV fistula imaging.
- Vascular malformations imaging.
- CT in acute chest pain.
- SVC obstruction imaging.
👶 Pediatric Radiology (25 Qs)
- Neonatal USG in respiratory distress.
- Congenital diaphragmatic hernia imaging.
- Antenatal cardiac anomaly detection.
- Prune belly syndrome imaging.
- Imaging neonatal pyloric stenosis.
- Pediatric appendicitis vs mesenteric adenitis.
- CCAM imaging.
- Imaging tracheoesophageal fistula.
- Pediatric abdominal tumors.
- Neonatal intracranial hemorrhage imaging.
- Pediatric blunt hepatic/splenic trauma.
- Pediatric neck masses evaluation.
- Imaging in JIA.
- Pediatric hip disorders (LCP).
- Pediatric spine anomalies.
- Craniosynostosis imaging.
- CNS congenital anomalies imaging.
- Pediatric urinary anomalies (PUV).
- Pediatric chest lesions.
- TORCH infection imaging.
- Pediatric osteomyelitis imaging.
- Pediatric bone tumors.
- Vascular lesions (hemangiomas) imaging.
- Pediatric GI post-op imaging.
- Pediatric cardiac imaging echo + CT.
🌸 Breast & Women’s Imaging (20 Qs)
- BIRADS Mammography categories.
- BIRADS in US and MRI.
- Imaging benign vs malignant masses.
- Phyllodes tumor imaging.
- CAD in mammography.
- MRI protocols – diffusion & DCE.
- Role of MRI in staging and response.
- Indications for breast MRI.
- Elastography in breast lesions.
- Male breast pathology imaging.
- Acute pelvic pain imaging.
- Ectopic pregnancy imaging.
- Endometriosis imaging.
- Uterine fibroids – US/MRI.
- Ovarian torsion imaging.
- PID imaging.
- Congenital uterine anomalies MRI.
- Placenta accreta imaging.
- Breast implant rupture detection.
- OB-GYN US in first-trimester loss.
⚡ Emergency Radiology (20 Qs)
- NCCT head in trauma.
- CT trauma: FAST vs wbCT.
- Traumatic aortic injury CT signs.
- Spinal trauma imaging.
- Pelvic fracture imaging.
- C-spine trauma CT.
- Thoracoabdominal trauma CT compartments.
- Acute abdominal pain imaging.
- Perforation/peritonitis imaging.
- CT in limb ischemia.
- Acute chest pain imaging (CTA).
- Vascular emergency imaging (mesenteric ischemia).
- Non-trauma dyspnea imaging.
- GI bleeding contrast CT.
- Acute stroke imaging.
- Acute kidney injury imaging.
- Acute pancreatitis imaging.
- Acute aortic syndrome imaging.
- Sepsis imaging (CXR/CT).
- Pediatric emergency imaging.
💉 Interventional Radiology (20 Qs)
- Biopsy techniques + contraindications.
- Image-guided drainages.
- Angiography in GI bleed.
- Embolic agents & uses.
- IR in DVT (filters, thrombolysis).
- IR for varicose veins.
- Peripheral angioplasty & stenting.
- AVM embolization.
- Uterine fibroid embolization.
- HCC – TACE.
- Nephrostomy.
- Biliary drainage.
- Abscess drainage.
- Vertebroplasty/kyphoplasty.
- Nerve blocks for pain.
- Pediatric vascular anomalies IR.
- Pulmonary AVM IR.
- Pelvic congestion IR.
- TIPSS.
- IR in oncologic palliation.
☢️ Nuclear Radiology (10 Qs)
- FDG PET-CT oncology indications.
- PET false positives/pitfalls.
- PET in infection vs tumor.
- Radioiodine scan – hyperthyroid/CA.
- Cardiac perfusion SPECT.
- Brain SPECT in epilepsy.
- Bone scan – metastasis vs infection.
- Thyroid scintigraphy.
- Theranostics (PSMA) dosimetry.
- PET-CT physics & tracers.
🧍♂️ Radiological Anatomy (25 Qs)
- Brain cross-section at basal ganglia.
- Circle of Willis anatomy.
- Orbit & optic nerve cross-section.
- Cervical fascial spaces.
- Thoracic inlet anatomy.
- HRCT segmental anatomy of lungs.
- Bronchopulmonary segments.
- Coronary artery anatomy in CTCA.
- Cardiac MRI planes & segments.
- Pulmonary vein anatomy.
- Mediastinal compartments.
- Couinaud liver segments.
- Portal/hepatic veins.
- Adrenal gland zones.
- Renal anatomy & variants.
- Pelvic vasculature mapping.
- Female pelvic MRI anatomy.
- Prostatic zonal anatomy.
- Neuroforamina levels in spine MRI.
- Brachial plexus anatomy.
- Head & neck lymph node levels.
- Shoulder & hip bone anatomy.
- Scaphoid/carpal orientations.
- Skull base foramina.
- Bone ossification centres.
⚛️ Radiological Physics (25 Qs)
- X-ray tube design & function.
- Photoelectric vs Compton effect.
- Image contrast factors.
- ALARA & radiation protection.
- CT detectors & spiral physics.
- CTDI & DLP metrics.
- MRI T1, T2, T2* relaxation times.
- MRI gradient and RF coils.
- Pulse sequences: SE, GRE, FLAIR, DWI.
- MRI safety zones & contraindications.
- USG – frequency vs resolution.
- Doppler – aliasing & angle correction.
- Elastography principles.
- Acoustic impedance in US.
- PACS & DICOM structure.
- Digital vs computed radiography.
- Radiographic artifacts.
- Radiation dosimetry units.
- Mammography grid & compression.
- Image reconstruction (CT/MRI).
- PET-CT annihilation physics.
- Beam hardening & collimation in CT.
- Equipment QA protocols.
- Fluoroscopy dose reduction.
- Dual-energy CT basics.
Radiology Exam Blueprint: Subspecialty Weightage & High-Yield Strategy for DNB/MD
📊 Weighted Subspecialty Estimation for DNB/MD Theory Exams
Subspecialty | Estimated Weight (%) | Average Qs in Each Exam | High-Yield Topics |
---|---|---|---|
🧠 Neuro Radiology | 12–14% | 1–2 long + 2–3 shorts | Stroke, MRI brain anatomy, spine infections, trauma |
🦴 MSK Radiology | 8–10% | 1 long + 2 shorts | Arthritis, bone tumors, sports injuries |
🫁 Chest Radiology | 12–15% | 1–2 long + 3–4 shorts | HRCT, TB, ILD, mediastinal masses, CXR in emergencies |
🩺 Abdominal/GI Radiology | 15–18% | 2 long + 3–4 shorts | IBD, TB, pancreatitis, bowel obstruction |
❤️ Cardiac Radiology | 10–12% | 1 long + 2 shorts | CTCA, congenital heart diseases, DHE in MRI |
👶 Pediatric Radiology | 6–8% | 1 long + 1 short | Neonatal USG, congenital anomalies, HMD, DDH |
🌸 Breast & Women’s Imaging | 6–8% | 1 long + 1 short | BIRADS, Mammography, OB/GYN USG |
⚡ Emergency Radiology | 6–7% | 1 short + 1 long | Non-contrast CT head, trauma CT, pneumoperitoneum |
💉 Interventional Radiology | 5–6% | 1 long OR 2 shorts | Biopsy, drainages, embolization, vascular access |
☢️ Nuclear Medicine | 3–4% | 1 short (occasional long) | PET-CT, thyroid scans, renal dynamic scans |
📌 Anatomy (Radiological) | 7–10% | 2–3 shorts | Labeled diagrams, hepatic/coronary/neck space anatomy |
📡 Radiological Physics | 7–10% | 2–3 shorts | MRI/CT/USG physics, radiation safety, DICOM |
📌 Top Scoring Topics (High-Yield & Frequently Repeated)
Topic Category | Examples |
---|---|
HRCT Patterns | UIP, NSIP, TB, ground-glass opacity |
Neuro Emergencies | SAH, Stroke imaging (CT/MRI), herniations |
GI Infections/TB vs Crohn’s | RIF mass, ileocecal TB vs Crohn’s |
MRI Pelvis & Breast | BIRADS, phyllodes vs fibroadenoma, adenomyosis |
CT/MRI Physics + QA | CT dose metrics, MRI safety zones, PACS |
Pediatric Emergencies | HMD, NEC, Intussusception USG, DDH |
MDCT & Intervention | Aortic dissection, embolotherapy, trauma CT |
Cardiac CT & MRI | CTCA, DHE in HCM, congenital anomalies |
Peritoneal/RP Space Anatomy | Perinephric abscess, RP fibrosis, lymph node chains |
Anatomy with Diagrams | Circle of Willis, bronchopulmonary segments, retroperitoneum |
🔍 Sample 100-Mark Exam Pattern (Predicted from Trend)
Section | Questions | Marks |
---|---|---|
Long Answer Questions (LAQ) | 2 (Neuro + Abdomen/Chest) | 2 × 10 |
Short Notes (SAQ) | 6–8 questions | 6 × 5 = 30 |
Very Short Notes (VSN) | 8–10 topics | 8 × 2.5 = 20 |
Diagram Questions | 2 (usually anatomy) | 2 × 5 |
Physics/Technique Questions | 2–3 | 10–15 |
🎯 Preparation Tips Based on Weightage
- Master Neuro + GI + Chest: They form ~40% of total questions.
- Cover at least 10 labeled anatomy diagrams—guaranteed marks.
- Prepare 20 core Physics questions (CT, MRI, USG, X-ray) for guaranteed SAQs.
- Read DNB Spotters PDFs + case-based revision for Pediatric & Emergency.
- Use flowcharts for algorithmic answers in IBD, pelvic pain, RIF mass, DVT.
- Image-rich topics (HRCT, MRI Pelvis, Breast) are highly favored in recent years.