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Intersection Syndrome
Aka: Intersection Syndrome, Cross-over Tendinitis, Tenosynovitis of the Radial Wrist Extensors, Extensor Tenosynovitis of Wrist
- See Also
- Overuse Syndromes of the Hand and Wrist
- Causes
- Occupational
- Sledgehammer use
- Sports
- Racquet sports
- Rowing (Oarsman Syndrome)
- Weight Training
- Pathophysiology
- Tenosynovitis of the Radial Wrist Extensors
- Inflammation at intersection of compartment 1 and 2
- Dorsal Compartment 1 Tendons
- Abductor Pollicis longus
- Extensor Pollicis Brevis
- Dorsal Compartment 2 Tendons
- Extensor Carpi Radialis Longus
- Extensor Carpi Radialis Brevis
- Symptoms
- Crepitus with wrist or hand movement
- Focal symptoms at dorsolateral wrist at base of thumb
- Local swelling and redness
- Local discomfort with radiation into thumb
- Differential Diagnosis
- De Quervain's Tenosynovitis
- Management
- Rest
- Splinting
- Cold Therapy
- Consider surgical management in refractory cases