Presentation
Pain on extension/abduction of the thumb. Swelling distal to the radial styloid process.
Patient Data
Age: 50 years
Gender: Male
From the case:
De Quervain tenosynovitis
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Thickening and increased signal of the EPB and APL tendons. Small effusion in the 1st extensor compartment sheath. At least 2 APL fascicles are present.