P

Collection Tube Abbreviations

Test (TEST CODE)	Lab Section	Special Requirements	Reference Ranges and Critical Values	Testing Schedule and Expected Turnaround Time
Paracentesis Fluid, Smear & Culture (BFCLT)	Micro	See Culture, Body Fluid.
Parasites, Blood (BPSM) Includes Babesia, Malaria, Trypanosomes, & Microfilaria.	Micro	3 ml blood; 1 LT In cases of suspected malaria, specimens should be taken at intervals of 6 to 18 hours for at least three successive days.	Negative Physician will be called with Positive results	M-F Results: 24 hrs. After hours contact CP Resident (688- 2820).
Parasite Exam (OP)	Ref	Stool transported in PVA and 10% Formalin collection set. (pink and blue cap) (Must be filled to fill line or specimen will be rejected.)	ARUP Test Directory	Mailout: 5-7 days
Parathyroid Hormone - Intact (PTHN5)	Chem	5 ml blood, 1 RT	12-88 pg/mL	24 hrs/ 7 days Results: 2 hrs
Parathyroid Hormone,  Intraoperative (INPTH)	Chem	1 LT Requires special arrangements with the Chemistry department	12-88 pg/mL
Parietal Cell Antibody, IgG (PC-AB)	Ref	5 ml blood, 1 Gold Top   Separate serum from cells ASAP	ARUP Test Directory	Mailout: 5-7 days
Paroxysmal Nocturnal Hemoglobinuria Screen	Ref	5 ml blood, GRN top or LT	ARUP Test Directory	Mailout: 1-4 days
Partial Thromboplastin Time, Activated (APTT)	Heme	See activated Partial Thromboplastin Time		24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Parvo B19 Plasma (PARBP)		random urine or tall lavender for blood test	ViraCor Laboratories
Parvo B19 Urine (PARVU)		random urine or tall lavender for blood test	ViraCor Laboratories
Parvovirus B19 Antibody, IgG (PARIG)	Ref	5 ml blood, 1 Gold Top   Separate serum from cells ASAP.  Mark sample "acute" or "convalescent"	ARUP Test Directory	Mailout: 5-7 days
Parvovirus B19 Antibody, IgM (PARIM)	Ref	5 ml blood, 1 Gold Top   Separate serum from cells ASAP.  Mark sample "acute" or "convalescent"	ARUP Test Directory	Mailout: 5-7 days
Parvovirus B19 Antibodies, IgG & IgM (PARVP)	Ref	5 ml blood, 1 Gold Top   Separate serum from cells ASAP.  Mark sample "acute" or "convalescent"	ARUP Test Directory	Mailout: 5-7 days
Patient Red Cell Antigen Typing	BBK	1 EDTA tube and order sheet initialed by blood collector	Interpretative report. Results are determination of blood group antigens other than ABO	24hrs/7days
PCP, Urine Phencyclidine Screen (PCP)	Chem	10 ml urine	Negative This is a screening test.  These results should not be used for forensic or for pre-employment purposes.	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Pentobarbital (Nembutal) (PENT)	Ref	5 ml blood, 1 plain RT	Sedation: 1 - 5 µg/mL Toxic: >7 µg/mL ICP Therapy: 25-35 µg/mL	Mailout: 5-7 days ACH
Pepsinogen	Ref	5 ml blood, 1 Gold Top	ARUP Test Directory	Mailout: 5-7 days
pH, Body Fluids	Heme	See Cell Count and Differential, Body Fluids	Variable	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Phencyclidine	Chem	See PCP
Phenobarbital (PHNOB)	Chem	5 ml blood, 1 Light Green	Therapeutic Value: 15 - 40 µg/mL Critical Value: >40 µg/mL	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Phenothiazine Screen, Serum	Ref	5 ml blood, 1 plain RT Avoid serum separators	MAYO Reference Services	Mailout: 1 week
Phenotyping-RBC	BBK	See Patient Red Cell Antigen Typing
Phenytoin (Dilantin) (PTN)	Chem	5 ml blood, 1 Light Green See TDM Guidelines	10 - 19.9 µg/mL Critical Value: >29.9 µg/mL	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Phenytoin (Dilantin), Free (FDIL)	Peds Lab	5 ml blood, 1 Gold Top	1.0 - 3.0 µg/mL Critical Value: ≥ 3.0 µg/mL
Phosphorus Adult (PO4) Neonate (PO4P)	Chem / Peds Lab	Adults: 5 ml blood, 1 Light Green Infants: 1 green bullet tube	Adults: 2.5 - 4.5 mg/dL Critical Values: <1.0->8.0 mg/dL Neonates: 4.2-8.0 mg/dL	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr Peds Lab: Routine: 2 hrs STAT: 1 hr
Phosphorus, Urine (UPO4)	Chem	Random or timed urine, 24 hr urine. Type III urine bottle obtained from Central Processing.	Timed:  0.4 - 1.3 g/24hr Random:  Interval not established	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Pinworm Exam [Enterobius vermicularis] (PIN)	Micro	Clear scotch tape prep.	Negative	Daily Results: Upon receipt from ADH
Plasma Cell Phenotype	Flow	1 GRN + 1 LT, Bone marrow aspirate, Biopsy, Tissue or Body Fluid	Interpretive report	M-F Results: 24-48 hrs
Plasma Free Hemoglobin (FRHB)	Chem	See Hemoglobin, Plasma Free
Plasma Viscosity  (PV)	Chem	4.5 ml blood, 1 BT	1.1 - 1.5 Centipoises	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Plasminogen Activity	Ref (VA)	BLT	70 - 138% activity	Mailout: 3-5 days
Platelet Aggregation Work-up	Ref (VA)	1 BT    MUST BE SCHEDULED through CP Resident (501-688-2820).	Interpretive report
Platelet Antibody Identification	BBK	1 LT	Interpretive report	M-F Result: 24 hours
Platelet Antibody Screen	BBK	New collection tube!  (1) LT + (1) clay red top (additive-free, non-silicone coated, no gel separators)	Interpretive Report	M-F Result: 24 hours
Platelet Count   (PLATG)	Heme	1 LT	150-500 K/µl Critical Values: <20 and >1000 K/µl	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Platelet Function Screen (PFA)	Coag	2 BLT Must have separate tube if other coagulation tests are ordered.	Interpretive report	Daily, 7am - 5 pm
Platelet Neutralization Procedure	Ref (VA)	BLT	delta <5 seconds	Mailout: 3-5 days
Pleural Fluid Counts		See Cell Count and Differential, Pleural Fluid
Pneumococcal Antibodies, IgG (PNEUP)	Ref	5 ml blood, 1 Gold Top   Label samples as "Pre or Post Vaccine"	ARUP Test Directory	Mailout:5-7 days
Porphobilinogen, Quant. Urine (UPBGQ)	Ref	Random or 24 hr urine. Keep refrigerated and protect from light.	ARUP Test Directory	Mailout: 5-7 days
Porphobilinogen [PBG] Deaminase	Ref	5 ml blood, 1 LT Do not freeze	ARUP Test Directory	Mailout: 5-7 days
Porphyrins, Erythrocyte	Ref	7 ml dark blue top with EDTA or one 5 ml lavender top	ARUP Test Directory	Mailout: 5-7 days
Porphyrins, Fecal	Ref	Random stool. Liquid stool unacceptable.	ARUP Test Directory	Mailout: 7-10 days
Porphyrins, Urine Fractionation (FUPOR)	Ref	Random or 24 hr urine. Special container obtained from lab. Protect from light.	ARUP Test Directory	Mailout: 5-7 days
Potassium Adults (K) Neonates (KP)	Chem/Peds Lab	Adults: 5 ml blood, 1 Light Green Infants: 1 green bullet tube	Adults: 3.5-5.1 mEq/L Adult Critical Values: <3.0  or > 6.0 Neonates: 3.5-5.5 mEq/L Neonate Critical Values: ≤3.0 or ≥6.0	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr Peds Lab: Routine: 1 hr STAT: 15 min
Potassium, Urine Random (UK) Timed (UKT)	Chem	Random or timed urine, 24 hr urine, Type I urine bottle. Available from lab.	Timed: 25 - 120 mEq/24hr Random: Interval not established	24 hrs/ 7 days Results: 3 hrs STAT: 1 hr
Prealbumin (PALB)	Immu	5 ml blood, 1 Gold Top	18.6-37.2 mg/dL	M-F Result: 24-48 hrs
Pregnancy Test, Serum (SPREG)	Chem	See Beta-hCG, qualitative
Pregnancy Test, Urine (UPREG)	Heme	8 ml fresh urine	Normal = Negative	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Pregnanetriol, Urine	Ref	24 hr urine. Obtain container from lab.   Acetic acid.	MAYO Reference Services	Mailout: 1 week
Procainamide (PROCA)	Ref	5 ml blood, 1 RT. Avoid use of serum separators or gels	ARUP Test Directory	Mailout: 5-7 days
Progesterone (PGES2)	Chem	5 ml blood, 1 Gold Top	Males: 0.1-0.84 ng/mL Females: (ng/mL) Follicular: 0.31-1.52 Luteal: 5.16-18.56 Postmenopausal: <0.08-0.78 1st trimester: 4.73-50.74 2nd trimester: 19.41-45.3	24 hrs/ 7 days Results: 2 hrs
Progesterone Receptors		See Estrogen Receptor Assay
Prolactin (PROL)	Chem	5 ml blood, 1 Gold Top	Adult Normal Ranges: Males: 2.64-13.13 ng/mL Females: (ng/mL Pre-menopause: 3.34-36.72 Post-menopause: 2.74-19.64 Children & Adolescents: (ng/mL) Tanner Stage 1: Males <10, Females 3.6-12.0 Tanner Stage 2-3: Males <6.1; Females 2.6-18.0 Tanner Stage 4-5: Males 2.8-11.0, Females 3.2-20.0	24 hrs/ 7days Results: 2 hrs
Pronestyl		See Procainamide.
Properdin, Factor B	Ref	5 ml blood, 1 RT or Gold Top	MAYO Reference Services	Mailout: 1 week
Propoxyphene, Serum {Darvon}	Ref	7 ml plain RT, or 7 ml LT	ARUP Test Directory	Mailout: 5-7 days
Propoxyphene, Urine Screen	Chem	5 ml urine	Negative	24 hrs/7 days, Results: 2 hrs STAT: 1 hr
Propranolol	Ref	10 ml blood, 2 RT Avoid serum separators.	ARUP Test Directory	Mailout: 5-7 days
Prostate Specific Antigen (SPSA)	Chem	5 ml blood, 1 Gold Top	0.000-4.000 ng/mL	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Protein-C Activity (PCA1)	Special Coag	3.5 ml blood, 1 BLT Specimen amount is critical to maintain proper ratio of blood to anticoagulant.	Adults: 70 - 160% < 3 months: 26 - 55% 3 months - 1 year: 41-93% ≥1 year: 65 - 145%	3-5 days
Protein-S Activity (PRSA1)	Special Coag	3.5 ml blood, 1 BLT Specimen amount is critical to maintain proper ratio of blood to anticoagulant.	65 - 140%	3-5 days
Protein, Body Fluids (FLPRO)   CSF Pleural Fluid Ascities/Peritoneal     Fluid	Chem	1 ml body fluid	CSF: 14-54 mg/dL Reference ranges for other body fluids have not been established.	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Protein, Total Serum (TP)	Chem	5 ml blood, Gold Top	6.5 - 8.5 g/dL	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Protein, Urine (UPTR)	Chem	Random or 24 hr collection.	Timed: 50-100 mg/24 hrs Random: Not established	24 hrs/ 7 days Results: 2-4 hrs STAT: 1 hr
Protein Electrophoresis, CSF (SFPEP)	Imm	See Electrophoresis, CSF
Protein Electrophoresis, Fluid (FLPEP) Pleural Fluid	Imm	See Electrophoresis, Fluid
Protein Electrophoresis, Serum (SPEP2)	Imm	See Electrophoresis, Serum
Protein Electrophoresis, Urine (UPEP)	Imm	See Electrophoresis, Urine
Prothrombin Time		See PT
Protoporphyrins, RBC [Free Erythrocyte Porphyrins] (FEPP)	Ref	One 7 ml dark blue top, or one 5 ml lavendar top	ARUP Test Directory	Mailout: 5-7 days
Protriptyline	Ref	7 ml blood, 1 large RT Avoid serum separators	ARUP Test Directory	Mailout: 5-7 days
Pseudocholinesterase, Serum (PCLNS)	Ref	5 ml blood, 1 LT or 1 GRN Do Not Freeze	ARUP Test Directory	Mailout: 5-7 days
Psittacosis Antibody	Ref	See Chlamydia Antibody	ARUP Test Directory	Mailout: 5-7 days
Prothrombin Gene Mutation	Molecular Diagnostics	5ml blood, Lavender Top (LT), Room temperature	No mutation detected	3-5 days
PT (Prothrombin Time) (PROT)	Coag	3.5 mL blood, 1 BLT Specimen amount is critical to maintain proper ratio of blood to anticoagulant.	12.0-14.7 seconds Critical Value: INR >4.0	24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
PT Mixing Study (MIXSC)	Coag	See Mixing Study Screen
PTH - Intact (PTH)	Chem	See Parathyroid Hormone, Intact
PTH, Intraoperative (INPTH)	Chem	See Parathyroid Hormone, Intraoperative
PTT (Activated Partial Thromboplastin Time) (APTT)	Coag	See Activated Partial Thromboplastin Time		24 hrs/ 7 days Results: 2 hrs STAT: 1 hr
Pyruvate Kinase, Erythrocyte	Ref	5 ml blood, 1 LT	ARUP Test Directory	Mailout: 5-7 days
Pyruvic Acid	Ref	Requires special collection and handling.  Refer to ARUP specifications.	ARUP Test Directory	Mailout: 5-7 days

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