PANCREATIC POLYPEPTIDE, PLASMA

PARAINFLUENZA ANTIBODY, COMPLEMENT FIXATION, SERUM

PARANEOPLASTIC AUTO ANTIBODY EVALUATION, CSF

PARANEOPLASTIC AUTO ANTIBODY EVALUATION, SERUM

PARASITES, BLOOD

PARASITES, PINWORM

PARASITOLOGY SCREEN

PARATHYROID HORMONE (PTH) C-TERMINAL, BLOOD

PARATHYROID HORMONE (PTH) INTACT, BLOOD

PARATHYROID HORMONE-RELATED PEPTIDE (PTHrP), PLASMA

PARIETAL CELL ANTIBODIES, SERUM

PAROXETINE (PAXIL)

PAROXYSMAL NOCTURNAL HEMOGLOBINURIA (PNH) CELL MARKER ANALYSIS, BLOOD

PARVOVIRUS B19 ANTIBODIES, IgG AND IgM (SEPARATE DETERMINATIONS), BLOOD

PARVOVIRUS B19 DNA DETECTION BY PCR; BLOOD

PARVOVIRUS B19 DNA DETECTION BY PCR; FLUID

PCB (POLYCHORINATED BIPHENYLS) AS AROCLORS 1254 AND 1260

PCR, ADENOVIRUS, QUALITATIVE

PCR, BARTONELLA

PCR, BK VIRUS, QUANTITATIVE

PCR, BORDETELLA PERTUSSIS

PCR, CMV

PCR, CYTOMEGALOVIRUS

PCR, EBV

PCR, EBV/TOXO

PCR, EHRLICHIA

PCR, ENTEROVIRUS

PCR, EPSTEIN-BARR VIRUS

PCR, HERPES SIMPLEX VIRUS (HSV)

PCR, HHV-6

PCR, HSV

PCR, HUMAN HERPES VIRUS-6 PCR

PCR, INFLUENZA

PCR, JC VIRUS

PCR, MYCOPLASMA PNEUMNOIAE

PCR, PARVOVIRUS

PCR, TOXOPLASMA GONDII

PCR, TOXOPLASMA/EPSTEIN-BARR VIRUS

PCR, VARICELLA ZOSTER VIRUS (VZV)

PEGANONE

PEMA

PENTOBARBITAL, BLOOD

PEPTIDE PANEL

PEROXISOMAL PROFILE

PERTUSSIS CULTURE

PFA

pH, BODY FLUID

pH, QUANTITATIVE, URINE

PHENOBARBITAL, BLOOD

PHENYLALANINE, QUANTITATIVE, BLOOD

PHENYLALANINE/TYROSINE, QUANTITATIVE, BLOOD

PHENYLETHYLMALONAMIDE (PEMA)

PHENYTOIN, FREE

PHENYTOIN, TOTAL & FREE

PHENYTOIN, TOTAL, BLOOD

PHOSPHATIDYLSERINE ANTIBODIES, BLOOD

PHOSPHOLIPIDS, SERUM

PHOSPHORUS, BLOOD

PHOSPHORUS, RANDOM URINE

PHOSPHORUS, TIMED URINE BATTERY

PHOSPHORUS, URINE, 24-HOUR

PHYTANIC ACID, PLASMA

PIPECOLIC ACID, BLOOD

PKU

PLASMALOGEN CONTENT, BLOOD

PLASMINOGEN ACTIVITY, PLASMA

PLATELET AGGREGATION

PLATELET ANTIBODY, DIRECT, BLOOD

PLATELET ANTIBODY, INDIRECT, BLOOD

PLATELET COUNT, PEDIATRICS, BLOOD

PLATELET FUNCTION SCREEN, BLOOD

PLATELET FUNCTION STUDIES

PLATELET PLA1 ANTIGEN, BLOOD

PLATELIA

PML-RAR TRANSLOCATION (t[15;17])

PNEUMOCOCCAL ANTIBODY, 23

PNEUMOCOCCAL ANTIBODY, 7

PNEUMOCYSTIS  (DFA)

POLIOVIRUS (TYPES 1-3) ANTIBODY, COMPLEMENT FIXATION, SERUM

PORPHOBILINOGEN, QUANTITATIVE, 24- HOUR URINE

PORPHOBILINOGEN, QUANTITATIVE, RANDOM, URINE

PORPHYRINS EVALUATION, ERYTHROCYTES

PORPHYRINS, FECES

PORPHYRINS, FRACTIONATED, QUANTITATIVE RANDOM URINE

PORPHYRINS, FRACTIONATION, PLASMA

PORPHYRINS PROFILE, PLASMA

PORPHYRINS, QUANTITATIVE, URINE

PORPHYRINS, TOTAL, PLASMA

POSACONAZOLE, SERUM

POTASSIUM, 24-HOUR URINE

POTASSIUM, BLOOD

POTASSIUM, BODY FLUID

POTASSIUM, FECES

POTASSIUM, RANDOM URINE

POTASSIUM, SPINAL FLUID

POTASSIUM, TIMED URINE BATTERY

POTASSIUM, WHOLE BLOOD

PRADER-WILLI (M-PCR), BLOOD

PRADER-WILLI AND ANGELMAN SYNDROME MOLECULAR ANALYSIS

PREALBUMIN (PAB), BLOOD

PRIMIDONE AND PHENOBARBITAL, BLOOD

PROCAINAMIDE, BLOOD

PROGESTERONE, BLOOD

PROGRAF

PROLACTIN, BLOOD

PROMETHEUS IBD SEROLOGY 7

PROPAFENONE

PROPERDIN FACTOR B, SERUM

PROPIONIC ACID, BLOOD

PROSTAGLANDIN E2 (PG E2), BLOOD

PROSTAGLANDIN E2 (PG E2), URINE

PROSTAGLANDIN F1 (PG F1), BLOOD

PROSTAGLANDIN F1 (PG F1), URINE

PROSTAGLANDIN F2 (PG F2), BLOOD

PROSTAGLANDIN F2 (PG F2), URINE

PROSTATE-SPECIFIC ANTIGEN (PSA), BLOOD

PROTEIN C ACTIVITY, BLOOD

PROTEIN ELECTROPHORESIS

PROTEIN ELECTROPHORESIS, URINE

PROTEIN S, BLOOD

PROTEIN, 24-HOUR URINE

PROTEIN, BODY FLUID

PROTEIN, PLEURAL FLUID

PROTEIN, RANDOM URINE

PROTEIN, TIMED URINE BATTERY

PROTEIN, TOTAL, BLOOD

PROTEIN, TOTAL, SPINAL FLUID

PROTHROMBIN G>A20210 MUTATION DETECTION

PROTHROMBIN GENE MUTATION, BLOOD

PROTHROMBIN (FACTOR II) GENE MUTATION DETECTION

PROTOPORPHYRINS, FRACTIONATION, ERYTHROCYTES

PROTRIPTYLINE (VIVACTIL®), BLOOD

PROZAC

PSEUDOCHOLINESTERASE, TOTAL, SERUM

PT (PROTHROMBIN TIME), 50:50 MIX, BLOOD

PT (PROTHROMBIN TIME), PLASMA

PTH-RELATED PROTEIN (PTH-RP), BLOOD

PTT (PARTIAL THROMBOPLASTIN TIME), 50:50 MIX, BLOOD

PTT (PARTIAL THROMBOPLASTIN TIME), PLASMA

PURINE AND PYRIMIDINE PANEL, URINE

PYRUVATE KINASE, ERYTHROCYTES

PYRUVATE, BLOOD

PYRUVATE, CSF