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Fig. 5 | Insights into Imaging

Fig. 5

From: Role of diagnostic imaging in psoriatic arthritis: how, when, and why

Fig. 5

A 48-year-old woman presenting with dactylitis of the second finger of the hand. US examination (a–c) shows a hypoechoic swelling surrounding the flexor digitorum tendons (thin arrow) with Power Doppler signal showing hypervascularity (*) related to tenosynovitis of flexor tendon of the second finger on longitudinal (a, b) and axial (c) views. MR examination adds a general view of the hand in this coronal STIR wi (d) that shows fluid surrounding the second flexor digitorum tendons (thin arrows). Sagittal T1 wi (e) shows subluxation of the second carpo-metacarpal joint (arrow heads). Axial views weigthed on STIR (f) and T1 (g) show extensive tenosynovitis (thin arrows) of the flexor tendons

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