- Normal Values: Adult: 45-125 U/L, Child 20-150 U/L;
- increased calcium deposition in bone
- pagets disease
- osteomalacia / rickets: in both cases there is failure of mineralization;
- caffey's syndrome (infantile cortical hyperostosis)
- osteoblastic bone tumors (metastatic or osteogenic sarcoma)
- alk phos level is high in about 1/2 of pts w/ osteosarcoma & in smaller
fraction of those w/ another type of primary malignant bone tumor;
- liver dz such as biliary obstruction
- excess Vit D ingestion;
Plasma bone-specific alkaline phosphatase as an indicator of osteoblastic activity.
Original Text by Clifford R. Wheeless, III, MD.
Last updated by Data Trace Staff on Thursday, September 6, 2012 10:16 am