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Dupuytren contracture

Diagnosis certain

66-year-old man with flexor deformity in 3rd finger

Viking disease, or palmar fibromatosis
A fibrosing condition that presents as a firm nodularity on the palmar surface of the hand with coalescing cords of soft tissue on the webs and digits
The most common of the superficial fibromatoses
Patients typically present with palmar surface subcutaneous nodules, which may progress to cords and bands and finally, the characteristic flexion contracture secondary to fibrous attachments to the underlying tendon sheath.
Bilateral in about half of cases
The 4th ray is typically involves
US: nodules superficial to the flexor tendons in the superficial fascia of the palm, hypoechoic in the initial phase but hyperechoic in the chronic phase
MRI: typically low T1 and T2 signal (atypical form with intermetiate T1 signal)

https://radiopaedia.org/articles/dupuytren-contracture-3

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