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Test ID: IFG23    
Intact Fibroblast Growth Factor 23, Serum

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Useful For Suggests clinical disorders or settings where the test may be helpful

Diagnosing and monitoring tumor induced osteomalacia

 

Diagnosing X-linked hypophosphatemia or autosomal dominant hypophosphatemic rickets

 

Diagnosing familial tumoral calcinosis with hyperphosphatemia

Highlights

Fibroblast growth factor 23 (FGF23) is a major regulator of phosphate homeostasis.

 

FGF23 measurements are useful in the differential diagnosis of hypophosphatemic diseases.

 

Intact FGF23 is elevated in patients with tumor induced osteomalacia (TIO) or X-linked hypophosphatemia (XLH).

Method Name A short description of the method used to perform the test

Chemiluminescence Based Quantitative Sandwich Immunoassay.

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.

Yes

Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

Intact Fibroblast Growth Factor 23

Aliases Lists additional common names for a test, as an aid in searching

FGF23
Intact-FGF23
Autosomal Dominant Hypophosphatemic Rickets
Familial Tumoral Calcinosis with Hyperphosphatemia
Fibroblast Growth Factor 23
Oncogenic Osteomalacia
Phosphatonin
X-linked Hypophosphatemia