Phosphorus (1036)

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Category:

CPT Code:

84100

Test Type: Serum Kit Based
Stability Time:

Stability

Refrigerated: 4 days

Reference Range:

Low: <2.5 mg/dL Normal: 2.5-4.5 mg/dL High: >4.5 mg/dL Alert: ≤1.0 or ≥6.5

Overview:

Phosphates are vital for energy production, muscle and nerve function, and bone growth, and play an important role as a buffer, helping to maintain the body's acid-base balance.

  • Hypophosphatemia may be seen with malnutrition, malabsorption, acid-base imbalances, hypercalcemia, and disorders that affect kidney function. 
  • Hyperphosphatemia may be seen with increased intake of the mineral, hypocalcemia, and with kidney dysfunction.

Methodology - Photometric

Collection Details:

Collection Instructions:

Preferred Specimen

1.0 mL serum (0.5 mL minimum) collected in serum separator tube (SST / Tiger Top)

 

Transport Temperature

Refrigerated (ship on frozen cold packs)