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[Biological exploration of Paget's disease]
Revue Du Rhumatisme Et Des Maladies Osteo-Articulaires
|February 1, 1976
Summary
Laboratory tests for Paget's disease show minor changes in sedimentation rate and blood chemistry. Increased alkaline phosphatase and urinary hydroxyproline levels correlate with disease activity, aiding treatment assessment.
Area of Science:
- Biochemistry
- Endocrinology
- Bone Metabolism
Context:
- Paget's disease of bone is a chronic disorder characterized by abnormal bone remodeling.
- Laboratory investigations are crucial for diagnosis and monitoring disease activity.
- Understanding biochemical markers aids in assessing disease progression and treatment efficacy.
Purpose:
- To evaluate various laboratory parameters for their utility in diagnosing and monitoring Paget's disease.
- To identify reliable biomarkers that correlate with disease extent and activity.
- To establish criteria for assessing the significance of treatment-induced changes.
Summary:
- Laboratory findings in Paget's disease include minor elevations in sedimentation rate, ceruloplasmin, and mean corpuscular volume, which have limited practical value.
- Significant alterations involve increased calcium turnover and parathyroid hormone levels, though calcaemia and calciuria show less consistent changes.
- Elevated alkaline phosphatases and urinary hydroxyproline levels strongly correlate with disease activity and extent, proving valuable for monitoring.
- Statistical analysis of hydroxyprolinuria in untreated patients provides a baseline for evaluating treatment responses to calcitonin or mithramycin.
Impact:
- Provides a comprehensive overview of laboratory markers for Paget's disease.
- Highlights the diagnostic and prognostic significance of alkaline phosphatase and hydroxyproline levels.
- Offers a framework for interpreting treatment-induced biochemical changes, guiding therapeutic decisions.