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Molecular diagnostics in periprosthetic joint infection
Javad Parvizi1, Lesley Walinchus, Bahar Adeli
1The Rothman Institute of Orthopaedics, Thomas Jefferson University Hospital, Philadelphia, PA 19107, USA. research@rothmaninstitute.com
The International Journal of Artificial Organs
|November 19, 2011
Summary
Diagnosing periprosthetic joint infection (PJI) is challenging due to the lack of a gold standard. This review examines molecular markers like C-reactive protein to improve PJI detection accuracy.
Area of Science:
- Orthopedics
- Infectious Diseases
- Biomarkers
Background:
- Periprosthetic joint infection (PJI) presents a significant clinical and economic burden.
- Current diagnostic methods for PJI lack a definitive gold standard, hindering effective treatment.
- Molecular markers in biological fluids offer potential for improved PJI diagnosis.
Purpose of the Study:
- To review current research on molecular markers for diagnosing PJI.
- To evaluate the sensitivity, specificity, and predictive values of key markers.
- To identify a potential single marker with high diagnostic accuracy for PJI.
Main Methods:
- Literature review of studies investigating molecular markers for PJI.
- Analysis of diagnostic performance metrics including sensitivity and specificity.
- Evaluation of C-reactive protein, erythrocyte sedimentation rate, white blood cells, and leukocyte esterase.
Main Results:
- Several molecular markers show promise in aiding PJI diagnosis.
- Each marker possesses varying degrees of sensitivity and specificity.
- No single marker currently meets the criteria for a definitive gold standard.
Conclusions:
- Molecular markers are valuable adjuncts in diagnosing PJI.
- Further research is needed to establish a reliable diagnostic criterion.
- The development of a highly sensitive and specific marker is crucial for PJI management.
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