Orthopedics Book

Infectious Disease

  • Probe-to-Bone Test

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Probe-to-Bone Test

Aka: Probe-to-Bone Test
  1. Indications
    1. Evaluation for Osteomyelitis
    2. Most commonly indicated in Diabetic Foot Ulcers
  2. Technique
    1. Insert sterile blunt probe into ulcerated lesion
    2. Positive test: probe contacts bone
      1. Suggests Osteomyelitis
  3. Efficacy: Diabetes Mellitus pedal ulcers
    1. Test Sensitivity: 66%
    2. Test Specificity: 85%
    3. Positive Predictive Value: 57-89%
    4. Negative Predictive Value: 56%
  4. References
    1. Grayson (1995) JAMA 273(9): 721-3 [PubMed]
    2. Lavery (2007) Diabetes Care 30(2): 270-4 [PubMed]

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