Test Code Test Name
UTP24 Protein, 24 Hour, Urine
UTP12 Protein, 12 Hour, Urine
UPRCR Protein/Creatinine Ratio, Random, Urine
UPR Protein, Random, Urine
UPHOR Phosphorus, Random, Urine
UPH24 Phosphorus, 24 Hour, Urine
UKR Potassium, Random, Urine
UK24 Potassium, 24 Hour, Urine
TSOB Prenatal Workup
TP Protein, Total
RENIN Plasma Renin Activity, LC/MS/MS
PYKRC Pyruvate Kinase, Erythrocytes [38953X]
PVJAK Polycythemia Vera, JAK2 V617F with Reflex to JAK2 Exon 12-15, Sequencing for Erythrocytosis, Varies
PTMXG PT with reflex to Mixing Studies
PTHPR PTH-Related Protein (PTH-RP)
PTH Parathyroid Hormone (PTH), Intact
PTGAL Prothrombin (Factor II) 20210G>A Mutation Analysis
PTCAG Protein C Antigen
PTAPT PT and APTT
PT Prothrombin Time
PSPT Phosphatidylserine/Prothrombin Antibody, IgG and IgM, Serum
PSAT Prostate-Specific Antigen (PSA), Total, reflex to PSA Free
PSASC Prostate Specific Antigen (PSA), Screen
PSAPP PSA, Post-Prostatectomy
PSAFT Prostate-Specific Antigen (PSA), Free and Total
PSAF Prostate-Specific Antigen (PSA), Free
PSA Prostate Specific Antigen, Total
PRTS3 Proteinase-3 Antibody
PRTCC Protein C Activity
PRSTF Protein S Antigen, Total and Free
PRSTA Protein S, Total Antigen
PROSQ Protein S Activity
PROLA Prolactin
PROGE Progesterone
PREGN Pregnenolone, LC/MS
PRCLN Procalcitonin
PPB19 Parvovirus B19 Antibody (IgM)
POSAC Posaconazole
PORR Porphyrins, Fractionated, Quantitative, Random Urine
PNUTT Peanut (f13) IgE
PNTR Peanut, Total with Reflex to Peanut Component Panel
PNHIF Paroxysmal Nocturnal Hemoglobinuria (PNH) with FLAER (High Sensitivity)
PNEVE Paraneoplastic Antibody Expanded Evaluation with Reflex to Titer and LB, Serum
PLT Platelets
PLO13 Poliovirus (Types 1, 3) Antibodies, Neutralization
PLATD Platelet Antibody, Direct, Flow Cytometry
PLASN Plasminogen Activity
PLAGO Platelet Aggregation
PLACT Plasminogen Activator Inhibitor-1 (PAI-1) 4G/5G
PK Pyruvic Acid (Pyruvate), Blood
PJPCR Pneumocystis jirovecii DNA, Qualitative Real-Time PCR
PISTO Pistachio (f203) IgE [2726X]
PINWM Pinworm Examination
PINEN Pine Nut (Rf253) IgE** [2725X]
PIH Pregnancy Induced Hypertension Panel
PHOSP Phosphatidylethanolamine Antibodies (IgG, IgM, IgA)
PHOS Phosphorus
PHENB Phenobarbital
PH24U Phosphate, 24-Hour Urine (without creatinine) [11319X]
PFA Platelet Function Analysis
PELEU Protein Electrophoresis, Urine
PELES Protein Electrophoresis, Serum
PELEC Protein Electrophoresis, CSF
PEL24 Protein Electrophoresis, 24 Hour urine
PECN Pecan Nut (f201) IgE [2864X]
PEA Pea (f12) IgE
PCHET Pseudocholinesterase, Total, S
PBRU Porphobilinogen, Quantitative, Random Urine
PB19Q Parvovirus B19 DNA, Quantitative Real-Time PCR
PAP Prostatic Acid Phosphatase (PAP)
PANCR Pancreatic Elastase-1
PALB Prealbumin
PAB19 Parvovirus B19 Antibodies (IgG, IgM)
P53WO P53, IHC without Interpretation [19253X]
MPARI Parasite Identification, Varies
KRBC Potassium, RBC
K Potassium
GPCAB Parietal Cell Antibody, ELISA
FPROT Protein, Body Fluid
EBVPG Plasma, Epstein-Barr Virus (EBV) DNA, Quantitative RT PCR
CMVPG Plasma, Cytomegalovirus (CMV) DNA, Quantitative RT PCR
CFPRO Protein, CSF
BKVG Plasma, BK Virus DNA, Quantitative RT PCR 
BFPH pH, Body Fluid