Dai Roberts on Radiopaedia.org

Dai Roberts

MBChB MRCS PGCE FRCR

Dai is a Consultant Radiologist working at Musgrave Park and Royal Victoria Hospitals, Belfast. His subspecialty interest is Musculoskeletal Radiology. 

He undertook his radiology training in the South Wales training scheme and completed his fellowship in diagnostic and interventional Musculoskeletal Radiology in St. Pauls Hospital, Vancouver.   His past roles include a clinical teaching fellow and an anatomy demonstrator, and he remains involved in teaching.  

Disclosures:
  • Nothing to disclose
39 results found
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Question 2040

What structure is used on the axial sequences of an MRI shoulder, to plan the alignment of the coronal oblique sequences? 

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Question 2041

When used to describe an injury to the labrum on an MRI shoulder, what does the term 'GLAD' lesion stand for? 

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Question 2042

What signal characteristics will a focus of rotator cuff calcification have on MRI?

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Question 2043

From the list below, which is the only structure that is high signal on T1 weighted sequences?

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Question 2272

Which structure does not insert onto the greater tubercle of the humerus?

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Question 2273

What structure is immediately adjacent to the leading edge of the supraspinatus tendon?

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Question 2274

How should a patient’s arm be positioned to best visualize the infraspinatus tendon on ultrasound?

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Question 2275

How should a patient’s arm be positioned to best visualize the subscapularis tendon on ultrasound?

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Question 2276

What best describes the finding on the ultrasound image?

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Question 2277

On this axial PDFS sequence of the wrist, what structure is labeled 'e'?

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Question 2278

On this axial PDFS sequence of the wrist, what structure is labeled 'i'?

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Question 2279

Which extensor compartments are involved in proximal intersection syndrome?

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Question 2280

Which extensor compartment of the wrist is involved in de Quervain tenosynovitis?

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Question 2281

Which congenital anomaly is often associated with a persistent median artery of the forearm?

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Question 2574

Which bones comprise the radio capitulum (radiocapitellar) joint?

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Question 2575

Which sequence is not commonly performed in non-arthrographic or non-contrast MRI elbow protocols?

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Question 2576

On this PDFS axial sequence of the elbow, what structure is highlighted?

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Question 2577

What is the diagnosis shown on this sagittal PDFS elbow MRI image?

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Question 2578

What is the most likely diagnosis on this axial T1-weighted image of the right elbow?