π February 2026 Case of the Month!
β’οΈ Hand X-ray: Reticular bone replacement in middle finger phalanges w/ soft tissue swelling
β’οΈ CT: Infiltrative nasal septal mass w/ bilateral hilar and paratracheal lymphadenopathy
β
Sarcoidosis
π Manish Patel, radiopaedia.org/cases/210319
Donβt miss the opportunity to participate in Radiopaedia 2026 π©»
Submit your rPoster Abstract through March 22nd!
Click this π for rPoster specifications and submission details π radiopaedia.org/courses/rpos...
@radiopaedia.org @thexraydoctor.org
π§ ποΈ Episode 75 of The Reading Room is out!
Craig Hacking joins Wui K Chong and Tim Squire to discuss imaging in space and radiation protection during spaceflight. Plus: a computer mouse controversy, Factorio, and Project Hail Mary.
π§ radiopaedia.org/podcast
π― Fall from height.
π©» X-ray: Perilunate dislocation + scaphoid fracture. Mild volar tilt + subluxation. Radiolunate joint preserved.
<10% of wrist injuries. High-energy trauma. Urgent reduction required.
π€ Nicholas Tost radiopaedia.org/cases/195112
π January 2026 Case of the Month
β’οΈ CT & 𧲠MRI: Well-circumscribed left perineal mass in ischiorectal fossa. Heterogeneous enhancement w/ central necrosis and draining vessels to the left CFV. Intermediate ADC. Displaces, no invasion.
β
Solitary fibrous tumour
π Case: radiopaedia.org/cases/207986
π¨ Two new courses live!
Paeds chest + abdo x-ray with Jeremy Jones & Andrew Murphy.
1+ hr video, 30+ mystery cases, 30 review cases, 30 MCQs.
Certificate + AMA credits.
Launch price $14 each (HALF PRICE). Included in All-Access Pass.
radiopaedia.org/courses/disc...
Ahead of our virtual conference Radiopaedia 2026, join us for a brand new season of our Friday Livestreams at UTC 1700 on Friday 20 February, with a lecture by Dr Angela Atinga on the imaging of knee dislocations.
Join us at: www.youtube.com/@RadiologyCh...
See you there!
π§ Radiopaedia x American Society of Neuroradiology: ASNR 2026 Case of the Day.
Submit an adult brain case to feature at the ASNR 64th Annual Meeting, 17 to 20 May 2026.
π
Win ASNR26 On-Demand + All-Access.
Deadline 1 April 2026
radiopaedia.org/asnr-cod
π Winner of 2025 Case of the Year!
β’οΈ CT: Splenic subcapsular haematoma with haemoperitoneum in a Ξ²-hCG positive patient.
π¬ Pathology confirmed ectopic placental tissue in the spleen.
π Case courtesy of Lam Van Le, radiopaedia.org/cases/202599
Check out these slides from a standout @radiopaedia.org 2025 rPoster. Alvin Logronio maps the ureter with a brilliant interactive design.
Submit an rPoster for Radiopaedia 2026 by 22 March. Accepted posters receive a DOI and a chance to win awards.
radiopaedia.org/courses/rposter
π§ ποΈ Episode 74 of The Reading Room is out!
Daniel Gewolb guides Jennifer Gillespie and Francis Deng through skull base MRI scenarios, including neurovascular compression, pulsatile tinnitus, skull base osteomyelitis and CSF leak.
Plus: Frank breaks the rules.
π§ radiopaedia.org/podcast
π₯ rPoster submissions now open for Radiopaedia 2026
Submit a radiology education poster using public Radiopaedia cases or your own images. Accepted rPosters are featured at the virtual event, receive DOI and eligible for awards.
ποΈ Abstract deadline: 22 March
π radiopaedia.org/courses/rposter
π§ ποΈ Episode 73 of The Reading Room is out!
Sally Ayesa chats with Rahil Kassamali and Warren Clements about careers, fellowships, academia and work-life balance.
Plus: awkward anecdotes, a very smelly story, and the βyour honourβ rule.
π§ radiopaedia.org/podcast
π Last chance to vote for your Case of the Year 2025 & win 12-month Radium Supporter status
View all cases and vote π bit.ly/RadiopaediaC...
π Dec 2025 COTM. Vote COTY: bit.ly/RadiopaediaC...
β’οΈ CT & 𧲠MRI: Large mixed-density abdominal mass with vessels tracking to left inguinal region. Absent normal left spermatic cord. Enlarged para-aortic nodes.
β
Seminoma in undescended testis
π Magdi Mahsoub, radiopaedia.org/cases/207190
π Nov 2025 COTM. Vote for COTY: bit.ly/RadiopaediaC...
π©» X-ray: Widening of medial proximal tibial physis
𧲠MRI: Salter-Harris I fracture with entrapped periosteum & adjacent bone bruising
β
Trapped periosteum in the proximal tibial physis
π Mathias Tykgaard Clausen, radiopaedia.org/cases/203397
π Oct 2025 Case of the Month. Vote for Case of the Year: bit.ly/RadiopaediaC...
𧲠MRI: Thickening and increased signal of the left greater occipital nerve, consistent with neuritis.
β
Occipital neuralgia due to herpes zoster
π Vu Ke Khoi, radiopaedia.org/cases/202884
π Sep 2025 COTM. Vote for COTY: bit.ly/RadiopaediaC...
β’οΈ CT: Splenic subcapsular haematoma with haemoperitoneum in a Ξ²-hCG positive patient.
π¬ Pathology confirmed ectopic placental tissue in the spleen.
π Case courtesy of Lam Van Le, radiopaedia.org/cases/202599
π Aug 2025 COTM. Vote for COTY: bit.ly/RadiopaediaC...
β’οΈ CT: Gas and fluid within a thickened epiglottis with adjacent collection and supraglottic oedema.
β
Acute emphysematous epiglottitis
π Case courtesy of Adam Z. Fink, radiopaedia.org/cases/199917
π July 2025 COTM. Vote COTY: bit.ly/RadiopaediaC...
𧲠MRI for right hemiparesis following a viral illness shows chronic left basal ganglia infarcts with MCA narrowing.
π§ Suggestive of inflammatory focal cerebral arteriopathy post viral illness.
π Utkarsh Kabra, radiopaedia.org/cases/199197
π Holiday wishes from Frank & the Radiopaedia team.
A breast ultrasound scar forms a Christmas tree, 25 years after cancer surgery. A reminder of the shared work of radiologists, clinicians, & technologists, & the long-term impact of what we do together.
Wishing you a safe & happy holiday season.
π June 2025 COTM. Vote COTY bit.ly/RadiopaediaC...
𧲠MRI shows bilateral intra-pelvic undescended testes with a uterus-like blind-ending structure posterior to the bladder.
𧬠Persistent Müllerian duct syndrome in a phenotypic male.
π Mahmoud Ibrahim Mekhaimar, radiopaedia.org/cases/197568
π May 2025 COTM. Vote COTY, win Radium Supporter Status: bit.ly/RadiopaediaC...
β’οΈ CT shows a multiloculated cystic right temporal bone lesion with intraosseous, extradural and extracranial components.
π§ Rare cranial hydatid disease.
π Case courtesy of Mohammad Sattouf
radiopaedia.org/cases/195027
π Apr 2025 COTM. Vote COTY: bit.ly/RadiopaediaC...
𧲠MRI and π US show diffuse patellar tendon thickening with focal echogenic change.
π¬ Gouty patellar tendinopathy.
π Case courtesy of Domenico Nicoletti; radiopaedia.org/cases/194602
π March 2025 COTM. Vote COTY and win prizes: bit.ly/RadiopaediaC...
𧲠MRI: bilateral cortical & deep grey matter diffusion restriction, no bleeding, comatose patient
β οΈ Acute cyanide poisoning, selectively affecting high oxygen demand brain regions
π Tran Dai Nghia, radiopaedia.org/cases/192877
π Feb 2025 COTM. Vote for COTY and win a free 12-month Radium Supporter Status: bit.ly/RadiopaediaC...
β’οΈ CT shows an obstructing left main bronchus lesion with complete left lung collapse.
π¬ Inflammatory myofibroblastic tumour.
π Case courtesy of Christin Wei Tong Lim radiopaedia.org/cases/192175
π January 2025 COTM. Vote for COTY and win 12 month Radium Supporter Status: bit.ly/RadiopaediaC...
𧲠MRI shows an aggressive pelvic mass involving bladder and uterus.
π¬ CT guided biopsy confirmed pelvic actinomycosis, a key inflammatory mimicker.
π Laura Machado, radiopaedia.org/cases/188615
π Gallbladder volvulus
π CT: distended thick-walled GB, poor enhancement, horizontal lie, medially pointing fundus, beak at neck, twisted vessels
πͺ Surgery: torted cystic duct/artery β cholecystectomy
π View on @radiopaedia.org : radiopaedia.org/cases/183929
π― Child with leg length discrepancy
π― X-rays show multiple lytic lesions with rings and arcs calcification, right-sided predominance
π― Ollier disease is the most common enchondromatosis with unilateral involvement causing limb length discrepancy
π€ Leonardo Lustosa radiopaedia.org/cases/207640
π Multimodality imaging of MEN 1
1οΈβ£ Pancreatic NET (gastrinoma) β Zollinger Ellison, DJ perforation
2οΈβ£ Parathyroid adenoma β β calcium, renal stones
3οΈβ£ Pituitary adenoma β β prolactin
π₯ Exam tip: autosomal dominant
π radiopaedia.org/cases/206567
