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Section-T (Ta-Tn)

POWERCHART NAME

T3 (TRIODOTHYRONINE) FREE

MERCY TEST NAME

T3 FREE

MERCY LAB CODE

T3F

Specimen: 
  • Preferred in house: 0.5 ml serum from a SST tube.
  • Preferred reference lab: 0.5 ml serum from a SST tube.
  • Also acceptable: serum from a plain red top tube or heparin plasma from a green top tube.
  • Stable 8 hours at room temperature, 48 hours refrigerated or freeze.
Comment: Included in Thyroid Hyper Panel.
Processing: 

Regional Lab Clients:  Freeze if not received at Mercy Medical Center - North Iowa Laboratory within 48 hours of collection.

Performed: Available 24 hours a day, Sunday through Saturday.
Reference value: 2.5 - 3.9 pg/ml
Method:    Competitive Binding Immunoassay Chemiluminescent       
CPT Code:  84481

 

POWERCHART NAME

T3 TOTAL

MERCY TEST NAME

T3 TOTAL

MERCY LAB CODE

T3

Specimen:
  • Preferred in house: 0.5 ml serum from a SST tube.
  • Preferred reference lab: 0.5 ml serum from a SST tube.
  • Also acceptable: serum from a plain red top tube or heparin plasma from a green top tube.
Processing Send refrigerated.  Freeze if test will not be run within 48 hours.
Performed:  Within 8 hours of receipt.
Reference value:

< 3 years: not established
>3 years:87-178 ng/dl

Method: Chemiluminescent Immunoassay
CPT Code: 84480

 

POWERCHART NAME

T4 (THYROXINE) FREE

MERCY TEST NAME

T4 FREE

MERCY LAB CODE

T4F

Specimen:
  • Preferred in house: 0.5 ml serum from a SST tube.
  • Preferred reference lab: 0.5 ml serum from a SST tube.
  • Also acceptable: serum from a plain red top tube or heparin plasma from a green top tube.
Comment: 

Included in Thyroid Hyper Panel and Thyroid Hypo Panel.

Regional Lab Clients:  Freeze if not received at Mercy Medical Center - North Iowa Laboratory within 48 hours of collection.

Performed:  Within 8 hours of receipt .
Reference value:

Male and Female: 0.61 - 1.12 NG/DL

Pregnant Females:
1st Trimester      0.52 - 1.08 NG/DL
2nd Trimester     0.45 - 0.99 NG/DL
3rd Trimester      0.48 - 0.95 NG/DL

Method: Competitive Binding Immunoassay Chemiluminescent
CPT Code: 84439

 

POWERCHART NAME

T4 TOTAL

MERCY TEST NAME

T4 TOTAL

MERCY LAB CODE

T4TL

Specimen: 0.6 ml serum from a SST or plain red top tube.
Processing: Sent refrigerated to Mayo. Mayo order code T4.
Performed:  Monday through Friday 5 a.m. - 12 a.m., Saturday 6 a.m. - 6 p.m.
Reference value:

Included with test results

Method: Immunoenzymatic Assay
CPT Code: 84436

 

TEST NAME

T7

See: TSH Sensitive

 

POWERCHART NAME

T AND B CELL QUANTITATION BY FLOW CYTOMETRY

MERCY TEST NAME

T&B CELL QN*

MERCY LAB CODE

TBCL

Specimen:

3 mL EDTA (purple top) whole blood

Processing:

Send specimen in original collection tube, DO NOT ALIQUOT.
Specimen must be received by Mayo within 52 hr of collection. Send Ambient to Mayo. Mayo order code - TBBS

Performed:  Daily, Monday thru Sunday continuously
Reference value:
Included in report
Method:  Flow cytometry
CPT Code: 

86359 – T Cells, Total Count
86360 – Absolute CD4/CD8 Count with Ratio
86355 – B Cells, Total Count
86357 – Natural Killer (NK) Cells, Total count

 

POWERCHART NAME

TACROLIMUS LEVEL

MERCY TEST NAME

TACROLIMUS*

MERCY LAB CODE

TACRO

Specimen:

3 mL whole blood from a (purple top) EDTA .

Processing:

Send specimen in original collection tube.  Sent refigerated to Mayo. Mayo order code TAKRO.

Performed:  Daily
Reference value:
Included in report.
Method:  High-Pressure Liquid Chromatography/Tandem Mass Spectrometry (HPLC-MS/MS)
CPT Code: 

80197 - Tacrolimus

 

TEST NAME

TB CULTURE

See:  Acid Fast Culture/Smear*

 

POWERCHART NAME

MYCOBACTERIUM TUBERCULOSIS (QFT-G)

MERCY TEST NAME

TB QUANTIFERON*

MERCY LAB CODE

TBGLD

Specimen: 

Special collection kit, Quantiferon - TB Gold In-Tube collection kit. Kit Includes: Collection directions, 3 tubes, QTB Transport bag.

  • Collect 1 mL of blood in each of the 3 tubes
  • Shake tubes firmly for 5 seconds (entire inner surface of tube must be coated with blood)
  • Label tubes appropriately
  • Maintain tubes at room temperature until inclubation portion of test preperation is started

Cause for rejection:

Improper collection, incubation, centrifugation, or storage of specimens is cause for rejection

Processing:

Collect kit specifically as directed, incubate tubes 16-24 Hr, centrifuge and store as directed in instructions. Send Refrigerated to Mayo Medical Laboratories Mayo code - QTBG.

Performed:

Monday - Friday

Reference value:    

Included in report

Method:

Enzyme Linked Immunosorbant Assay (ELISA).

CPT Code: 

86480

  

TEST NAME

T&B SURFACE MARKER ABSOLUTE COUNTS

See:  T&B Cell QN by Flow Cytometry*

 

TEST NAME

THC (MARIJUANA)

See:   Drug Abuse Random Urine
       Drug Screen Body Fluid*
  Drug Screen Serum*

 

TEST NAME

T-HELPER/T-SUPPRESSOR LYMPHOCYTE RATIO

See:  T&B Cell QN by Flow Cytometery*

 

TEST NAME

TBG  

See:  Thyroid Binding Globulin*

 

TEST NAME

TEGRETOL

See:  Carbamazepine

 

POWERCHART NAME

TESTOSTERONE TOTAL

MERCY TEST NAME

TESTOST TTL*      

MERCY LAB CODE

TSTT

Specimen: 1.0 ml serum plain red top tube (serum gel is acceptable).
Processing: 

Send refrigerated to Mayo .  Mayo order code TTST.
Patients’ age and sex are required on requisition for processing.

Performed: 3 days.  Test set up Monday through Saturday.
Reference value:  Included in report.
Method:  Liquid Chromatography – Tandem Mass spectrometry (LC-MS/MS)
CPT Code: 

84403

 

POWERCHART NAME

TESTOSTERONE LEVEL TOTAL + FREE

MERCY TEST NAME

TESTOST TTL FRE*   

MERCY LAB CODE

TSTF

Specimen: 2.5 ml serum from a plain red top tube. SST is acceptable. No change in volume.
Processing:  Send refrigerated to Mayo.  Mayo order code  TGRP.
Performed: 5 days.  Test set up Monday through Friday, Sunday 1 p.m.
Reference value: Included with report.
Method:

Liquid Chromatography – Tandem Mass spectrometry (LC-MS/MS)
Equilibrium Dialysis

CPT Code:

84403 Testost Ttl*

 

POWERCHART NAME

THEOPHYLLINE LEVEL

MERCY TEST NAME

THEOPHYLLINE      

MERCY LAB CODE

THEO

Patient preparation:

Restrict the following for 24 hours prior to test: Theobromine (in chocolate products), acetaminophen, hydrochlorothiazide, isoniazid, oxazepam, phenylbutazone, probenecid and sulfanilamide. Diphylline is not measured in this test.

Specimen: 0.5 ml lithium heparin plasma from a PST tube. EDTA plasma is also accepted.  Stable 48 hours refrigerated.
Cause for rejection:  Specimen must not be hemolyzed, lipemic or icteric. 
Comment:  Indicate date and time of last dose in comment.
Performed: Within 8 hours of receipt.  Available stat. 
Therapeutic range:

0-17 years: 5-20 mcg/ml
>17 years: 10-20 mcg/ml

Method:   Emit Enzyme Immunoassay
CPT Code:  80198

 

TEST NAME

THEOPHYLLINE PEAK

See:  Theophylline

 

TEST NAME

THEOPHYLLINE TROUGH

See:  Theophylline

 

TEST NAME

THIAMIN

See: Vitamin B1

 

TEST NAME

THERAPEUTIC BLEEDING

See: Phlebotomy

 

TEST NAME

THORACENTESIS FLUID CYTOLOGY

See: Cytology Section Pleural Fluid

 

POWERCHART NAME

THROAT CULTURE

MERCY TEST NAME

THRT CLT STREP

MERCY LAB CODE

THSC

Specimen: 

Collect the specimen with a double swab Culturette.  Rub the sterile swabs firmly over the back of the throat (posterior pharynx), both tonsils, and any areas of inflammation. 

Comments:

  • Screens only for significant Beta Hemolytic Streptococci.  
  • If specifically looking for yeast, see Yeast Culture/Direct Prep.
  • Susceptibility testing will NOT routinely be performed, unless requested by the provider at the time of ordering.

RL Client Comments:

  • Mark THROAT CULTURE FOR BETA STREP on order form.
  • Send culturette at room temperature.

Performed:

Final report:  1-2 days

Reference value:    

No Group A beta-hemolytic Streptococci isolated.
Normal throat flora.

Method:

Routine culture techniques.

CPT Code: 

87081

 

POWERCHART NAME     

THROMBIN TIME

MERCY TEST NAME

THROMBIN TIME

MERCY LAB CODE

TT

Specimen: Draw blue top tube filled with amount of blood listed on label.
Cause for Rejection: Gross hemolysis.  Improperly filled tubes will not be tested.
Processing:  Centrifuge immediately.  Stable 4 hours at room temperature.  Test heparin containing specimens within 2 hours.  DO NOT FREEZE SPECIMEN.
Preformed: Within 8 hours of receipt, available stat.
Reference value: 13.0-17.0 seconds
Method:  Photo-optical clot detection.
CPT Code:  85670

 

TEST NAME           

THYROGLOBULIN*

See:  Thyroglobulin Antibody Screen

 

POWERCHART NAME

THYROGLOBULIN ANTIBODY

MERCY TEST NAME

THYROGLOBULIN AB *

MERCY LAB CODE

THYBS

Specimen:  1 ml serum from a plain red top tube, SST is NOT acceptable.
Processing: Send refrigerated. Mayo order code TGAB.
Performed: Test set up Monday through Friday 5 a.m. - 12 a.m.,Saturday 6 a.m. - 6 p.m.
Reference value: Included with results.
Method: Immunoenzymatic Assay
CPT Code: 86800

 

POWERCHART NAME

THYROGLOBULIN TUMOR MARKER

MERCY TEST NAME

THYROGLOBLN TUMOR*   

MERCY LAB CODE

THYTMR

Specimen: 1.5 ml serum from a plain red top tube, SST is NOT acceptable.
Processing: Send refrigerated to Mayo.  Mayo order code HTG2.
Performed:  Test set up Monday through Saturday
Reference value: Included with results. 
Method: Immunoenzymatic Assay.
CPT Code:  86800 Thyroglobulin Antibody Screen
84432 Thyroglobulin Tumor Marker

 

TEST NAME

THYROID ANTIBODY*

See: Thyroperoxidase Antibodies*

 

POWERCHART NAME

THYROPIN BINDING INHIBITORY IMMUNOGLOBULINS

MERCY TEST NAME

TBG IMMUNOLOGIC*     

MERCY LAB CODE

TBGI

Specimen: 0.5 ml serum from a plain red tob tube. (0.35 ml minimum)
Cause for rejection: Hemolysis is not acceptable.
Processing:  Send refrigerated to Mayo.  Mayo order code TBGI.
Performed: 1-3 days.  Test set up Monday through Friday; 5 a.m. - 12 a.m., Saturday; 6 a.m.- 6 p.m..
Reference value:  Included with test results.
Method:  Solid-Phase Chemiluminescent Assay
CPT Code: 84442

 

POWERCHART NAME

THYROID HYPER PANEL

MERCY TEST NAME

THYRD HYPER PNL   

MERCY LAB CODE

THPE

Includes:  T4 Free and T3 Free.
Specimen:
  • Preferred in house: 0.5 ml serum from a SST tube.
  • Preferred reference lab: 0.5 ml serum from a SST tube.
  • Also acceptable: serum from a plain red top tube or heparin plasma from a green top tube.
  • Freeze if test not performed within 48 hours.
.
Performed: Within 8 hours of receipt.
Reference value: See individual test entry.
Method:   Competitive Immunoassay Chemiluminescent
CPT Code:

84439 T4 Free
84481 T3 Free

 

POWERCHART NAME

THYROID HYPO PANEL (TSH SENSITIVE AND FREE T4)

MERCY TEST NAME

THYRD HYPO PNL

MERCY LAB CODE

THPO

Includes: T4 Free and TSH Sensitive.
Specimen:
  • Preferred in house: 0.5 ml serum from a SST tube.
  • Preferred reference lab: 0.5 ml serum from a SST tube.
  • Also acceptable: serum from a plain red top tube or heparin plasma from a green top tube.
  • Freeze if not tested within 48 hours.
Performed: 

Within 8 hours of receipt.

Reference value: See individual test entry.
Method: See individual test entry.
CPT Code:

84439 T4 Free
84443 TSH

 

TEST NAME

THYROID RELEASING HORMONE STIMULATION TEST

See:  TSH Sensitive

 

TEST NAME

THYROID-STIMULATING IMMUNOGLOBULIN SERUM*

MERCY TEST NAME

THYROID STIM IMGLB*

MERCY LAB CODE

THYIMG

Specimen: 0.5 ml serum from plain red top tube, SST serum is acceptable.
Processing:  Send refrigerated to Mayo.  Mayo order code  TSI.
Performed: Monday - Friday 10 AM
Reference Value: Included with results
Method:   Recombinant Bioassay
CPT Code: 84445

 

POWERCHART NAME

THYROPEROXIDASE ANTIBODY (TPO)

MERCY TEST NAME

THYROPEROXIDASE AB

MERCY LAB CODE

TPXD

Specimen:  
  • Preferred in house: 0.5 ml serum from a SST tube.
  • Preferred reference lab: 0.5 ml serum from a SST tube.
  • Also acceptable: serum from a plain red top tube or heparin plasma from a green top tube.
Processing: Freeze if test will not be performed in 48 hours.
Performed:  Within 8 hours of receipt.
Reference value: 0-9 IU/ml
Method: Paramagnetic particle Chemiluninescent Immunoassay
CPT Code: 86376

 

TEST NAME

THYROXINE

See:  T4 Free
        T4 Total*  

 

TEST NAME

TIBC

See:  Iron & IBC

 

POWERCHART NAME

TISSUE CULTURE OTHER

MERCY TEST NAME

TISSUE CLT

MERCY LAB CODE

TISC

Order:   

Specify site when ordering. 

Specimen: 

Aseptically place the specimen in a sterile plastic container with a tight fitting lid. The specimen should be surgically obtained. If unable to transport to the laboratory promptly, add 1 - 2 ml of sterile saline to the specimen container.

Comment:      

Susceptibility testing will routinely be performed on significant isolates.

RL Client Comments:

  •  Write TISSUE CULTURE on the order form. Indicate the specimen source.
  • Send specimen at room temperature.

Performed:

Preliminary reports:  Days 1-4
Final report:  5 days

Reference value:   

No growth.

Method:

Standard culture techniques

CPT Code: 

87070

 

TEST NAME

TISSUE / TISSUE TYPING DONOR

See:   Donor Collection

 

TEST NAME

TISSUE EXAMINATION GROSS & MICROSCOPIC

Includes: Gross examination and microscopic if indicated.
Comment:

Complete manual Pathology Specimen requisition form. Requisition must include pre-op diagnosis and operative findings. Specific specimen source and relevant patient history must be indicated. 

Specimen: 

Tissue specimen covered with 10% Formalin. Transport containers and 10% formalin are available from the Laboratory.

Performed: 2 days.
Reference value:  Interpretation will be provided. 
Method:  Pathologist evaluation.
CPT Code:  Varies.

 

TEST NAME

TISSUE EXAM GROSS ONLY

See:  Tissue Examination Gross & Microscopic

 

TEST NAME

TISSUE SPECIMEN

See:  Tissue Exam Gross & Microscopic

 

POWERCHART NAME

TISSUE TRANSGLUTAMINASE ANTIBODIES, IgA and IgG

MERCY TEST NAME

TISSUE TRANSGLUT AB

MERCY LAB CODE

TISTA

Specimen:  2.0 ml or more of serum from a SST or plain red top tube. Frozen
Cause for rejection:  Hemolysis.
Comment: 

This new assay performs the Tissue Transglutaminase and deamidated Gliadin simultaneously for IgA and simultaneously for IgG. There is no need for a seperate order for the tTG and deamidated gliadin. Ordering the TISTA will cover for both assays, simultaneously, but will be reported as one result for IgA and one result for IgG

Processing: Send Frozen to Mercy lab
Performed:  Tuesday and Friday,, 0800 cutoff
Reference Value:

IgA:  0-15 U/mL            IgG:  0-15 U/mL

Method:  EIA
CPT Code:   83516 x 2.
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