Flexor tenosynovitis

Background

  • Surgical emergency - flexor sheaths are contiguous with deep spaces of the hand
  • Usually associated with a penetrating trauma

Clinical Features

Kanavel's Signs

  • Pain with passive extension (often the first sign seen)
  • Percussion tenderness (tenderness over entire length of flexor tendon sheath)
  • Uniform swelling (symmetric finger swelling along length of the tendon sheath)
  • Flexion posture (flexed posture of involved digit at rest to minimize pain)

Differential Diagnosis

Hand and finger infections

Evaluation

Waterbath POCUS demonstrating fluid collection between tendon and bone[1]

Workup

Evaluation

  • Generally a clinical diagnosis, based on history and physical exam

Management

Disposition

  • Admit

See Also

External Links

Video

[[Category:WikEM]]

References