OCAD

OCAD

Malignant melanoma with pet positive femur lesion- what OT-RADS would you give

Yes Since dwi is so bright with adc of 0.5 pet positive and incr perfusion I left it as OT-RADS III- probably benign and can be followed up rather than OT-RADS II- definitely benign. Playing safe but I agree its likely just red marrow Best! AC Avneesh Chhabra, M.D. M.B.A. Professor, Radiology & Orthopedic Surgery

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Malignant melanoma with pet positive femur lesion- what OT-RADS would you give

Avneesh Chhabra, M.D. M.B.A. Professor Radiology & Orthopedic Surgery Chief, Division of Musculoskeletal Radiology UT Southwestern Medical Center, Dallas, Tx 5373 Harry Hines Blvd. Dallas, Tx-75390-9178 Office: 214-648-2122 avneesh.chhabra@utsouthwestern.edu www.utsouthwestern.edu​ ________________________________ UT Southwestern Medical Center The future of medicine, today.

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Status post TMJ arthroscopy- what is abnormal on left and NS-RADS?

IMPRESSION: Findings of traction neuropathy of the posterior branch of the mandibular nerve as it traverses posterior to the TM joint on the left. 3-D images enclosed NS-RADS: Nerve: I2 – Injury Sunderland class 2, Muscle: U – Unremarkable Avneesh Chhabra, M.D. M.B.A. Professor Radiology & Orthopedic Surgery Chief, Division of Musculoskeletal Radiology UT Southwestern

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Quiz 2d and 3D near sural nerve

Avneesh Chhabra, M.D. M.B.A. Professor Radiology & Orthopedic Surgery Chief, Division of Musculoskeletal Radiology UT Southwestern Medical Center, Dallas, Tx 5373 Harry Hines Blvd. Dallas, Tx-75390-9178 Office: 214-648-2122 avneesh.chhabra@utsouthwestern.edu www.utsouthwestern.edu​ ________________________________ UT Southwestern Medical Center The future of medicine, today.

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follow up – and a new question fibular sarcoma – tumor recurrance vs late radiotherpy finding?

Dear Ocaders, I am not sure if my previous email reached you, so I will repost this, apologies if you received this twice I have posted a question regarding this patient *a year ago*, regarding fibular stump which seems modified in MRI signal and we all agreed that it was osteoradionecrosis – see the Pdf

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follow up – and a new question fibular sarcoma – tumor recurrance vs late radiotherpy finding? Read More »

Unusual case

Please help. This is 32-year-old patient who had prior trauma, knee replacement. There are increased T2 signal, and striking enhancement of the distal marrow above the spacer cement, although the marrow within the metaphysis of the left femur has fat signal. Is this osteomyelitis?

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