Test ID: TP
CPT code: 84155
LOINC: 2885-2
Specimen Type: SST
Frequency: Setup: daily; TAT <24 hrs
Instructions: >0.5mL serum from red or gel. Alt/ heparinized plasma from green top.
Text: Evaluate nutritional status, liver function; diagnose nephrotic
syndromes, malabsorption, and neoplasia.
Methodology: Colorimetric