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Fig. 3 | BMC Musculoskeletal Disorders

Fig. 3

From: Ultrasound diagnosis and follow-up of a locked thumb metacarpophalangeal joint caused by radial sesamoid entrapment: a case report

Fig. 3

Sagittal reformation image of computed tomography (a) shows proximal displacement of the radial sesamoid (arrow). Note the non-round (flat) articular surface (arrow heads), prominence of the radial condyle of the metacarpal head (asterisk), and sharp proximal edge of the radial sesamoid. After reduction, the radial sesamoid (arrow) has relocated (b)

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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