Diagnostic accuracy of hip joint ultrasound for detection of calcium pyrophosphate deposition
Authors' conclusion
US is a valid imaging modality with good diagnostic accuracy for the detection of hip CPPD.
Study context
- Population
- Patients over 50 years of age with OA scheduled for hip replacement surgery
- Participants
- 100 participants
- Comparison
- Hip US vs histopathology for detection of CPP crystals
- Outcome
- Diagnostic accuracy of US for identification of CPP crystals in the hip joint vs histopathology
Methodological detailshistopathology as reference standard
- Histopathology as reference standard
Performance
As reported in the abstract
Diagnostic accuracy of US vs histopathology for hip CPPD
- Sensitivity
- 90%
- Specificity
- 82%
- PPV
- 89%
- NPV
- 84%
- AUC, US vs histopathology
- 0.86 (95% CI 0.78-0.94)
Original publication
Diagnostic accuracy of hip joint ultrasound for detection of calcium pyrophosphate deposition. Rheumatology (Oxford). Published 23 September 2024. doi:10.
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