Test ID: PHOS
CPT code: 84100
LOINC: 2777-1
Specimen Type: Serum or heparinized plasma
Frequency: Setup: Daily; TAT <24hrs
Instructions: Recommend 0.5mL serum or plasma from SST. Alt/ heparinized plasma (PST)
Text: Evaluate phosphorus metabolism and calcium/phosphorus balance.
Methodology: PHOSPHOMOMOLYBDATE