H

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

Ref
erence Ranges and Critical Values
Testing Schedule and Expected
Turnaround
Time
5-HIAA [Serotonin], Urine
(UHIAA)
Ref 24 hr or random urine.
Keep refrigerated.
  
ARUP Test Directory Mailout: 5-7 days
H. pylori Breath Test
(HPBT1)
Ref Call Reference Department for Breath Kit. ARUP Test Directory Mailout: 2 days
HAM Test
{Acid Hemolysin}
Ref 10 ml blood (RT)
AND 5 ml EDTA tube
ARUP Test Directory Mailout: 5-7 days
Haptoglobin
(HAPT)
Immu 5 ml blood, 1 Gold Top   30-200 mg/dL M-F
Cutoff: 2 pm
Result: 24 hrs
HCG, Qualitative
{Serum Pregnancy Test}

(SPREG)
Chem See Beta-hCG, Qualitative    
HCG, Quantitative
(BHCG2)
Chem

See BHCG

   
HDL-Cholesterol 
(HDL)
Chem

See Cholesterol-HDL 

   
Heavy Metals Panel, Blood (BMETL) Ref 7 ml blood, 1 royal blue top, with additive ARUP Test Directory Mailout: 5-7 days
Helper/ Suppressor Panel
(H/S)
Flow 1 LT CD3: 64-82%; 
1171-2005/µl

CD4: 39-57%; 
720-1348/µl

CD8: 17-31%; 
318-710/µl

CD19: 8-16%;
151-343/µl

CD16/56: 7-21%;
145-453/µl

H/S Ratio 1.0-3.6
M-F
Results: 4-24 hrs
Hematocrit
Adults (HCTG)
Neonates (MHCTP)
Heme Adults -3.0 ml blood, 1 LT 

Neonates - micro hematocrit tubes or lavender EDTA bullet tube
Adult:
Males  40 - 52%
Females  34 -47%
Adult Critical Values:
<21 and >55%


Term Newborn45-64%
Critical:  ≤35%
                ≥65%

Preterm Newborn: 40-60%
Critical:  ≤30%
                ≥60%

14-90 Days:  35-55%

24 hrs/ 7 days
Results: 2 hrs
STAT: 1 hr

 

Hemochromatosis

Ref

3ml LT

ARUP Test Directory

Mailout: 5-7 days

Hemoglobin A1C [Glycosylated Hgb]
(HBA1C)
Chem 5 ml blood, 1 LT 4 - 6% M,W,F
Results:
2 days
Hemoglobin, Blood
(HGBG)
Heme  1 LT; 3.0 mL blood Adult:
Male: 13.5 -17.5 g/dL
Female: 11.5 -16.0 g/dL
Critical Values:
<7 and >18

Term Newborn:
D0-D22: 11.5 -17.5
g/dL
36D: 10.0 -15.0 g/dL
6M: 9.3 -15.3 g/dL
24 hrs/ 7 days
Results: 2 hrs
STAT: 1 hr
Hemoglobin  F Quantitation Ref 5 ml blood, 1 LT 
Done in conjunction with HgB A2
ARUP Test Directory Mailout: 5-7 days
Hemoglobin, Plasma Free  
(FRHB)
Chem 5 ml blood, 1 LT  <10 mg/dL 24 hrs/ 7 days
Results: 2-4 hrs
STAT: 1 hr
Hemoglobin, Quantitation
(HBP)
Chem 10 ml blood, 2 LT   HBA: >95%
HBA2:1.5-3.7
%
HBF: <2%
24 hrs/ 7 days
Results: 2 hrs
STAT: 1 hr
Hemosiderin, Urine
(UHEMO)
Heme 8 ml fresh urine   Negative Daily 7am-8pm
Results: 2-4hrs
Heparin
 

Heme

3.5 ml blood, 1 BLT  

Unfractionated:
0.3-0.7 IU/mL

For enoxaparin, the following therapeutic range has been suggested but has not been validated in a controlled trial.

Anti-Xa level measured 4 hours post dose:

DVT treatment (every 12 hour dosing): 0.6-1.0 U/ml

DVT treatment (once daily dosing): 1-2 U/ml
24 hrs/ 7 days
Results: 2 hrs
STAT: 1 hr
Heparin-PF4 IgG Antibody (HIT) Heme 2 Blue tops Negative
Clinician will be called with positive results
M-F only, no holidays
Cut Off: 8 AM
Result: 48 hrs
STAT: not avail
Hepatitis A Virus Antibody-IgM
(HAV)
Chem 5 ml blood, 1 Gold Top    Nonreactive 24 hrs/7 days
Results: 8 hrs
Hepatitis B Core-IgM
(HBCM)
  
Chem 5 ml blood, 1 Gold Top Negative
 
24 hrs/7 days
Results: 8 hrs
Hepatitis B Core Total
(HBCT)
Chem 5 ml blood, 1 Gold Top Negative
If reactive,
a Hepatitis B Core-IgM will be performed.
24 hrs/7 days
Results: 8 hrs
Hepatitis B Surface Antibody
(HBSAB)
Chem 5 ml blood, 1 Gold Top Negative 24 hrs/7 days
Results: 8 hrs
Hepatitis B Surface Antigen
(HBSAG)
Chem 5 ml blood, 1 Gold Top Negative 24 hrs/7 days
Results: 8 hrs
Hepatitis B Surface Antigen Confirmatory
(BSAGC)
Ref 5 ml blood, 1 Gold Top ARUP Test Directory Mailout: 5-7 days
Hepatitis Be Antibody
(BEAB)
Ref 5 ml blood, 1 RT
Separate serum from cells ASAP.  Avoid hemolysis. 
ARUP Test Directory Mailout: 5-7 days
Hepatitis Be Antigen
(BEAG)
Ref 5 ml blood, 1 RT
Separate serum from cells ASAP.  Avoid hemolysis.
ARUP Test Directory Mailout: 5-7 days
Hepatitis C Virus Antibody
(HCV)
Chem 5 ml blood, 1 Gold Top   Nonreactive 24 hrs/7 days
Results: 8 hrs
Hepatitis C Virus Antibody Supplemental-RIBA
(HCVR)
Ref 6 ml blood, 1 RT
Separate serum from cells ASAP
ARUP Test Directory Mailout: 5-7 days
Hepatitis C Virus, RNA Quantitative
(HCVQ1)
Molecular Diagnostics 6 mL blood, 1 LT (large LT)
 
Not Detected M-F
Batched
Results: 1-3 days 
Hepatitis Delta Antibody
(HD-AB)
Ref 6 ml blood, 1 RT
Separate serum from cells ASAP
ARUP Test Directory Mailout: 5-7 days
Hepatitis Delta Antigen
(HD-AG)
Ref 7 ml blood, a large RT ARUP Test Directory Mailout: 5-7 days
Hepatitis Screen
(HEPS)  
Chem 10 ml blood, 2 Gold Top Includes HAV, HCV, HBSAG, HBSAB,  HBCT See individual tests.
Herpes Simplex Virus I & II Antibodies, IgG/IgM
(HSP)
Ref 6 ml blood, 1 Gold Top Separate serum from cells ASAP.  Label sample as "acute" or "convalescent" ARUP Test Directory Mailout: 5-7 days
Herpesvirus 6 (HHV-6) Antibody, IgG
(HHV6)
Ref 6 ml blood, 1 Gold Top
Label sample as "acute" or "convalescent"
ARUP Test Directory Mailout: 5-7 days
Herpes DFA
(HSVD)

 

Ref

Direct specimen collection kit

(obtained from Reference Send Out
686-7047
)
Specimen must be in Reference Lab before 2 PM.

 

Negative


Physician will be called with Positive results.

 

Daily 7 am – 3 pm
Results: Same day if received before
2 p.m.

 

Heterophile Antibody Titer Ref 6 ml blood, 1 Gold Top
or 1 LT
  
ARUP Test Directory Mailout: 5-7 days
HHV6 Plasma (HHVVP) Ref tall lavender ViraCor Laboratories  
H. pylori IgG (HPG) Ref 5 mL blood, 1 Gold Top ARUP Test Directory Mailout
Results: Up to 4 days
5-HIAA [Serotonin], Urine
(UHIAA)
Ref 24 hr or random urine.
Keep refrigerated.
  
ARUP Test Directory Mailout: 5-7 days
High-Density Lipoprotein (HDL) Chem

See Cholesterol-HDL

   
High-Sensitivity CRP
(HSCRP)
Ref See C-Reactive protein, high sensitivity    
Histamine, Urine
(UHIST)
Ref Random or 24 hr urine.
Critical frozen
ARUP Test Directory Mailout: 5-7 days
Histone Antibody, IgG
(HSTON)
Ref 6 ml blood, 1 Gold Top.  Separate serum from cells ASAP ARUP Test Directory Mailout: 5-7 days
Histoplasma Antibody, CompFix/Immunodiffusion
(HSTP)
Ref 6 ml blood, 1 Gold Top
Label sample as "acute" or "convalescent"
ARUP Test Directory Mailout: 5-7 days
Histoplasma Antibody, Serum
(HSTAB)
Ref 5 ml blood, 1 Gold Top ARUP Test Directory Mailout: 5-7 days
Histoplasma Antigen
(HSTAG)
Ref 6 ml blood, 1 Gold Top or urine, CSF or BAL fluid ARUP Test Directory Mailout: 5-7 days
HIV 1/2 Antibody 
(HIVAB)
Chem 5 ml blood, 1 Gold Top Nonreactive

If positive, test will be repeated, then sent out for confirmation
by Western Blot
24 hrs/7 days
Results: 12 hours
HIV 1 Antibody, Western Blot
(HIVWB)
Ref 6 ml blood, 1 RT
Separate serum from cells ASAP
ARUP Test Directory Mailout: 5-7 days
HIV Genotype
(HIVG)
Ref 1 tall Lavender top (EDTA) ARUP Test Directory Mailout: 5-7 days
HIV RNA Quantitative
(HIV-1)
Molecular Diagnostics 6 ml blood, 1 LT (large LT)

Not Detected

M-F
Batched
Results: 1-3 days 
HLA-ABC
(ABC)
 
HLA (1) 10 ml  ACD yellow top, Solution A Interpretive report M-F
Results: 24-48 hours
HLA-B27
(B27)
HLA (1) 10 ml ACD yellow top, Solution A     Test reported as HLA-B27 "Detected" or "Not Detected" M-F 
Results: 24-48 hours
HLA Class I Antibody Screen/Identification, PRA
(CYTS)
HLA

New Collection Tube!
(1) special red top (additive-free, non-silicone coated, no gel separators)

Interpretive Report M-F    
Results: 24 hrs.
HLA SSP-PCR        High-Resolution Class II Molecular Typing 
(DRDNA)
HLA (2) 10 mL ACD yellow tops, Solution A   Interpretive Report M-F
Results:  2-7 days
HLA SSP-PCR 
High-Resolution Class I Molecular Typing 
(C1DNA)
HLA (2) 10 mL ACD yellow tops, Solution A Interpretive Report M-F
Results: 2-7 days
Homocysteine
(HCY)
Chem 1 tall Lav EDTATube.  Send on ice
 
5.0 to 15.0 µmol/ L

Plasma Homocysteine may be used as a graded risk factor for cardiovascular disease. The following classifications have been proposed (Clin Chem 2009;55:378-84)

<10.1 μmol/L    Desirable
10.1-14.9        Intermediate
15.0-29.9        High
>29.9             Very high
24 hours/7 days
Results: 2-4 hrs.
 
Homogentisic Acid, Urine Ref 5 ml random urine, refrigerated  MAYO Reference Services Mailout: 1 week
Homovanillic Acid Ref Random or 24 hr urine.  Keep refrigerated.   ARUP Test Directory
 
Mailout: 5-7 days
HSV 1/2 Plasma (HSVVP)   tall lavender ViraCor Laboratories  
HSV 1/2 CSF (HSVCS) Ref CSF ViraCor Laboratories  
HTLV-I/II Antibody, Western Blot
(HTLV1)
Ref 6 ml blood, 1 RT ARUP Test Directory Mailout: 5-7 days
Human Growth Hormone
(HGH1) 
Ref 5 ml blood, 1 Gold Top ARUP Test Directory Mailout: 5-7 days
Human Immunodeficiency Virus Testing   See HIV    
17-Hydroxycorticosteroids 
(U17HC)
Ref 24 hr urine in bottle Type II. Obtain from lab ARUP Test Directory Mailout: 5-7 days
17-Hydroxypregnenolone
(17OHP)
Ref 7 ml blood, 1 large RT ARUP Test Directory Mailout: 10-14 days
17-Hydroxyprogesterone
(OHPGS)
Ref 7 ml blood; 1 large RT  ARUP Test Directory Mailout: 5-7 days
5-Hydroxyindoleacetic Acid (quant) Ref See 5-HIAA.    
Hydroxyproline Ref 24 hr urine, refrigerated  ARUP Test Directory Mailout: 5-7 days
Hypercoagulation Panel
(HCOG)
Special Coag

2 LT, one must be delivered on ice, one kept at room temperature.

3 BLT, Specimen amount is critical to maintain proper ratio of blood to anticoagulant.
See individual test for reference ranges 3-5 days
Hypersensitivity Pneumonitis I or II Ref 5 ml blood; 1 Gold Top ARUP Test Directory Mailout: 5-7 days