II. Causes
- Occupational
- Sledgehammer use
- Sports
- Racquet sports
- Rowing (Oarsman Syndrome)
- Weight Training
III. 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
IV. 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
V. Differential Diagnosis
VI. Management
- Rest
- Splinting
- Cold Therapy
- Consider surgical management in refractory cases
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Related Studies
| Concepts | Disease or Syndrome (T047) |
| SnomedCT | 202914007 |
| English | Extensor tenosynovit of wrist, Extensor tenosynovitis of wrist, Extensor tenosynovitis of wrist (disorder) |
| Spanish | tenosinovitis de extensor de la muñeca (trastorno), tenosinovitis de extensor de la muñeca |
Ontology: Intersection syndrome (C2919479)
| Concepts | Disease or Syndrome (T047) |
| SnomedCT | 445253000 |
| English | Intersection syndrome (disorder), Intersection syndrome |
| Spanish | síndrome de intersección (trastorno), síndrome de intersección |
