E

Collection Tube Abbreviations

  RT  =  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
E. Histolytica Titers
 		 Ref 5 ml blood, 1 RT or RHalo   <1:8 no antibody detected Mailout: 5-7 days
Eastern Equine Encephalitis Antibody, IgG
(EEEG)		 Ref 6 ml blood, 1 RHalo
Separate serum from cells ASAP.  Mark sample as "acute" or "convalescent"		 <1:16 No antibody detected
> 1:16 Suggestive of an infection at an undetermined time		 Mailout: 7-10 days
ARUP
EBV [Epstein-Barr Virus]
(EBV)
Test includes VCA-IgG, EBC-IgM, EBNA-IgG 		Ref 5 ml blood, 1 RHalo   Negative Mailout: 3-5 days
 ARUP
Echinococcous Antibodies
(ECAB)		 Ref 5 ml blood, 1 RHalo
Separate serum from cells ASAP.  Mark sample as "acute" or "convalescent"		 <1.9 IV: Negative Mailout: 5-7 days
ARUP
Ehrlichia chaffeensis Antibodies, IgG & IgM
(EHRLP)		 Ref 6 ml blood, 1 RHalo
Separate serum from cells ASAP.  Mark sample as "acute" or "convalescent"		 IgG: <1:64 Negative
IgM: <1:16 Negative		 Mailout: 5-7 days
ARUP
Elavil Ref  See Amitriptyline
 		   Mailout: 5-7 days
ARUP
Electrolytes Panel
Adults:
Na (NA)
K (K)
Cl (CL)
CO2 (CO2)    

Peds: (LYTPP) includes:
Na (NAP)
K (KP)
Cl (CLP)
ECO2 (CO2P)
 		 Chem /
Peds Lab		 See Sodium
      Potassium
      Chloride
      Carbon Dioxide		    
Electrophoresis, CSF
(SFPEP)		 Imm 3 ml CSF + 5ml RHalo.
Send serum RHalo for electrophoresis.  		Prealbumin: 2 - 7%
Albumin: 50 - 70%
Alpha 1: 1 - 7%
Alpha 2: 3 -12%
Beta: 7 - 23%
Gamma: 3 -13%
plus interpretive report		 M-F
Result: 24-72 hrs
Electrophoresis, Fluid
(FLPEP)		 Imm 1 mL body fluid No reference ranges established M-F
Result: 24-72 hrs
Electrophoresis, Serum
(SPEP2)		 Imm 3 ml blood, 1 RHalo Albumin: 3.6- 5.6 g/dL
Alpha 1:  0.2 - 0.4
Alpha 2:  0.5 - 1.0
Beta:  0.5 -1.2
Gamma: 0.7-1.6
plus interpretive report		 M-F
Result: 24-72 hrs
Electrophoresis, Urine
(UPEP)		 Imm 10 mL urine, 24 hour collection preferred No proteins detected M-F
Result: 24-72 hrs
Eluate,RBC Adult  BBK 2 EDTA tubes Interpretive report.
Performed following a positive Direct Antiglobulin Test		 24hrs/7days
Eluate, RBC Neonate  BBK 10 ml cord blood or 2 EDTA tubes  Includes eluates AB-ID and interpretive report.  Performed following a positive Direct Antiglobulin Test 24 hrs/7 days
 
ENA [Extractable Nuclear Antigen]
Must order individual test:
Anti-Smith (SM-AG)
Anti-SS-A/Ro (SSA)
Anti-SS-B/La (SSB)
Anti-SCL-70 (SCL70)
Anti-Sm/Rnp (RNP)
Anti-Centromere (ANTC)		 Ref 5 ml blood, 1 RT Negative Mailout: 3-5 days
 ARUP
Enterobius vermicularis [Pinworm]
(PIN)		 Ref Sticky clear scotch tape prep.   Negative

Daily

Results: Upon receipt from ADH 
Enterovirus Culture ACH Throat or rectal swab in transport media. Stool-TRANSPORT ON ICE.  Negative; Positives called to physician. Mailout: 1-45 days
Enterovirus/PCR
(EV/P)		        
Eosinophil Count, Blood (absolute)
(BLEO)		 Heme 3.0 ml blood, 1 LT    0 - 450 cells/µl 24 hrs/ 7 days
Results: 2 hours
STAT: 1 hour
Eosinophil Count, Urine
(UEOS)  		Heme 8 ml urine, freshly voided No eos seen Daily 8am-10pm
Results: 4 hours
STAT: 1 hour
Epinephrine/Norepinephrine
 		   See Catecholamines.    
EPO
(EPO3)		 Chem See Erythropoetin    
Epstein-Barr Virus [EBV]
(EBV)
Test includes: VCA-IgG, EBV-IgM, EBNA-IgG		 Ref 5 ml blood, 1 RT Negative Mailout: 3-5 days
 ARUP
Erythrocyte Porphobilinogen Deaminase (Same as Uroporphyrinogen- 1-synthase) Ref 5 ml blood, 1 LT, frozen. Include age of patient & hematocrit. Not valid for child under 1 yr of age.   Interpretive Report Mailout: 5-7 days
Erythrocyte Sedimentation Rate Heme See Westergren Sed
Rate		    
Erythromycin Level
 		 Ref 5 ml blood, 1 RT or RHalo     Interpretive Report Mailout: 5-7 days
Erythropoietin 
(EPO3)		 Chem 5 ml blood, 1 RHalo 3.7-31.5 mU/mL Tues,Wed and Thurs
Results: Same day
ESR -Sed Rate 

 		 Heme
 		 SEE Westergren Sed Rate
 		  
Estradiol
(ESTRA)  		Chem 5 ml blood, 1 GHalo Males: 20-75 pg/mL
Females: (pg/mL)
Mid-follicular:   24-114
Peri-ovulatory: 62-534
Mid-luteal:       80-273
Post-menopause: 20-88		 24 hrs/ 7days
Results: 2 hrs
 
Estrogen Receptor Assay  Ref 1 gm of tissue frozen in dry ice 15 min after surgical resection. Send to Pathology. Interpretive report Mailout: 5-7 days
Estrogens, Serum Fractionated
(FESTR)		 Ref 6 ml blood, 1 RHalo  Sex and age specific. 
Refer to final report.		 Mailout: 5-7 days
ARUP
Estrone
 		 Ref 5 ml blood, 1 RT or RHalo By report Mailout: 5-7 days
ARUP
Ethanol Chem 5 ml blood, 1 GHalo Negative
Toxic:  >350 mg/dL		 24 hrs/7 days
Results:  2 hrs
Ethosuximide (Zarontin) Ref 5 ml blood, 1 RT 40 -100 µg/mL
Toxic: >150 µgmL		 Mailout: 5-7 days
ARUP
Ethylene Glycol Ref 7 ml blood, 1 RHalo

See also Delta Osmolality Screen

 No therapeutic range; assay detection limit is 5 mg/dL.
Potentially toxic: >20 mg/dL		 Mailout: 5-7 days
ARUP
Euglobulin Clot Lysis Time VA 1 BLT
See the VA on-line lab manual for more information 		90 min - 6 hours Mailout: 3-5 days
Extractable Nuclear Antigens
Must order individual test
 Anti-Smith (SM-AG)
 Anti-SS-A/Ro (SSA)
 Anti-SS-B/La (SSB)
 Anti-SCL-70 (SCL70)
 Anti-Sm/Rnp (RNP)
 Anti-Centromere (ANTC)		 Ref 5 ml blood, 1 RT Negative Mailout: 3-5 days
 ARUP

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