DeQuervain’s DiseaseTenosynovitis of the sheath or tunnel that surrounds the two tendons that control movement of the thumb.

Briana Bain & Alex Byington

Anatomy Extensor pollicis

brevis Abductor pollicis

longus

Mechanism of InjuryThe cause of DeQuervain’s disease

remains idiopathic (arising spontaneously or from an obscure or unknown cause).

SymptomsPain, tenderness, and swelling over

thumb side of the wristDifficulty grippingFinkelstien’s test

Treatment Surgery Palliative

treatments include a splint to immobilize wrist and thumb to the interphalangeal joint

Anti-inflammatory medication

RecoveryPhysical therapy focuses on

lifting mechanicsSometimes prescribes splint