P

Collection Tube Abbreviations

  RT  =  Plain Red top   GYT  =  Gray top   RBL  =  Royal Blue top
  RHalo = Red Halo   YT  =  Yellow top   PT  =  Pink top
  BLT  =  Blue top   GRN  =  Green top   PPT  =  Pearl top
  LT  =  Lavender top   SGRN  =  Special Green   GHalo = Green Halo
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)    tall lavender 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 - 20 µg/mL
Critical Value:
>29.9 µg/mL
24 hrs/ 7 days
Results: 2 hrs
STAT: 1 hr
Phenytoin (Dilantin), Free
(FDIL1)
Ref 5 ml blood, 1 Gold Top   ARUP Test Directory

Mailout: :M-F
Report: 1-2 days
Phosphorus
Adult (PO4)
Neonate (PO4P)
Chem Adults: 5 ml blood, 1 Light Green

Neonates: 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

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

Phosphatidylglycerol
(PG)

Chem Special

Send ≥ 2ml of amniotic fluid, fresh or on ice. Gross contamination with blood or meconium is unacceptable

Positive-strongly predictive of fetal lung maturity

Weak Positive- may indicate fetal lung maturity-consider with caution in diabetes

Negative- the absence of PG indicates a risk of RDS

24 hrs/ 7 days
Results: 3 hrs

Pinworm Exam
[Enterobius vermicularis]
(PIN)
Micro Clear scotch tape prep.   Negative

Daily

Results: Upon receipt from ADH 
Plasma Cell Phenotype Flow 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 1.0 - 1.5 Centipoises  24 hrs/ 7 days
Results: 2 hrs
STAT: 1 hr
Platelet Aggregation Work-up    Ref (ACH)

Must be scheduled in advance by calling ACH Hematology at (501) 364-1300  

  
Interpretive report  

Platelet Analysis (PLTAN)

Heme

1 LT

Range 0.9 – 11.2 %

24 hrs/ 7 days

Platelet Antibody Identification (PLID) Heme 1 LT Interpretive report Mon & Thurs, 8AM - 4:30PM
Cut off: 8AM
Result: 72 hours
Stat: not avail
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
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  Adults: 5 ml blood, 1 Light Green

Neonates: 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
Potassium, Urine
Random (UK)
Timed (UKT)
Chem Random or timed urine,
24 hr urine, Type I urine bottle. Available from lab.
Timed: 25 - 125 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    18-45 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 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
M, W, F
 
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

M, W, F

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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Updated: 02/06/2014