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The Radiologist Everything you need to know about radiology 🫀🧠👀‼️

A 31-year-old female, 3 weeks postpartum, presents with an acute-onset, severe headache, focal seizures, and progressive...
22/10/2026

A 31-year-old female, 3 weeks postpartum, presents with an acute-onset, severe headache, focal seizures, and progressive lethargy. A sagittal brain MR venogram (MRV) is obtained to evaluate the intracranial vasculature.
​The scan reveals a prominent, localized absence of flow (signal void) in the posterior portion of the superior sagittal sinus (indicated by the arrow), while the deep venous system remains patent.
​Can you guess the diagnosis? 🤔
​A. Superior sagittal sinus thrombosis
B. Arteriovenous malformation
C. Developmental venous anomaly
D. Intracranial aneurism

A 7-year-old child presents with episodic abdominal pain, nausea, and mild jaundice. An MRCP shows a giant, aneurysmal, ...
21/10/2026

A 7-year-old child presents with episodic abdominal pain, nausea, and mild jaundice. An MRCP shows a giant, aneurysmal, cystic dilation of the common bile duct, communicating directly with the central biliary tree, while the intrahepatic ducts appear largely spared.
​Can you guess the diagnosis? 🤔
​A. Choledochal cyst
B. Pancreatic pseudocyst
C. Gallbladder mucocele
D. Biliary cystadenoma

46-year-old female presenting with colicky right upper quadrant pain, nausea, and jaundice. Her liver function tests sho...
20/10/2026

46-year-old female presenting with colicky right upper quadrant pain, nausea, and jaundice. Her liver function tests show a cholestatic pattern with elevated bilirubin and alkaline phosphatase. A 2D/3D MRCP of the biliary tree demonstrates a dilated common bile duct (C*D) and markedly dilated intrahepatic bile radicals, with a prominent, dark, round filling defect in the middle to distal C*D.
​Can you guess the diagnosis? 🤔
​A. Choledocholithiasis
B. Pancreatic head cancer
C. Gallbladder polyps
D. Acute cholecystitis

Adult patient with a midline lumbosacral mass and lower limb neurological deficits. Sagittal spine MRI shows posterior h...
19/10/2026

Adult patient with a midline lumbosacral mass and lower limb neurological deficits. Sagittal spine MRI shows posterior herniation of a large meningeal sac containing CSF, spinal cord tissue, and nerve roots through a spina bifida defect.
Can you guess the diagnosis? 🤔​
A. Myelomeningocele
B. Simple Meningocele
C. Sacrococcygeal teratoma
D. Spinal lipoma

Patient 58-year-old + intermittent hematuria + dull flank pain + contrast-enhanced CT showing a heterogeneous renal mass...
18/10/2026

Patient 58-year-old + intermittent hematuria + dull flank pain + contrast-enhanced CT showing a heterogeneous renal mass with contiguous enhancing soft-tissue thrombus extending into the renal vein and inferior vena cava.

Can you guess the diagnosis? Answer will be pinned after 24 hours.

A.
Renal cell carcinoma with renal vein tumor thrombus
B
Wilms tumor with IVC extension

C.

Renal cell carcinoma with renal vein tumor thrombus

Urothelial carcinoma of renal pelvis with venous invasion

D.

Renal oncocytoma with venous thrombus

71-year-old patient with atrial fibrillation presents with sudden-onset, severe diffuse abdominal pain out of proportion...
16/10/2026

71-year-old patient with atrial fibrillation presents with sudden-onset, severe diffuse abdominal pain out of proportion to the physical exam and elevated serum lactate. Axial contrast-enhanced CT of the abdomen demonstrates branching, linear gas lucencies extending to the extreme periphery of the liver (within 2 cm of the liver capsule).
Can you guess the diagnosis? 🤔
A. Portal vein gas & bowel ischemia

B. Pneumoperitoneum

C. Pneumobilia (bilia gas)

D. Splenic infarction

52-year-old female presenting with chronic headaches and mild contralateral weakness. Sagittal MRI of the brain reveals ...
15/10/2026

52-year-old female presenting with chronic headaches and mild contralateral weakness. Sagittal MRI of the brain reveals a lobulated, dural-based lesion in the posterior parietal region exerting local mass effect on the underlying cortex.
Can you guess the diagnosis? 🤔

Patient with recurrent headaches and intermittent dizziness. Sagittal MRI of the brain demonstrates a rounded vascular l...
15/10/2026

Patient with recurrent headaches and intermittent dizziness. Sagittal MRI of the brain demonstrates a rounded vascular lesion anterior to the pons, arising from the basilar artery.
Can you guess the diagnosis? 🤔

Patient 52-year-old +postmenopausal bleeding for 2 months + enlarged, nontender uterus + sagittal T2-weighted pelvic MRI...
13/10/2026

Patient 52-year-old +

postmenopausal bleeding for 2 months + enlarged, nontender uterus + sagittal T2-weighted pelvic MRI showing irregular, heterogeneous endometrial thickening with an indistinct

endometrial-myometrial interface.

Can you guess the diagnosis? Answer will be pinned after 24 hours.

Patient 10-year-old + recurrent urinary tract infections + intermittent flank pain + coronal contrast-enhanced CT showin...
13/10/2026

Patient 10-year-old + recurrent urinary tract infections + intermittent flank pain + coronal contrast-enhanced CT showing duplicated pelvicalyceal systems with separate ureters bilaterally

Can you guess the diagnosis? Answer will be pinned after 24 hours.A

Horseshoe kidney

B

Duplex kidney

C

Medullary sponge kidney

D

Ureterocele

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