De Quervain tenosynovitis - MRI

Case contributed by Bahman Rasuli
Diagnosis almost certain

Presentation

Chronic pain at the base of the thumb.

Patient Data

Age: 55 years
Gender: Female

MRI reveals thickening with abnormal intrasubstance increased fluid signal of the first dorsal compartment tendons of the wrist (abductor pollicis longus and extensor pollicis brevis). There is increased fluid within the tendon sheath. 

Linear intrasubstance increased fluid signal and thickening of extensor carpi ulnaris tendon a the levels of ulnar styloid and carpal bones due to tendinosis.

Case Discussion

MRI imaging findings are consistent with De Quervain tenosynovitis

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