Feedback

Browsing by T

Use an asterisk (*) for partial word searches (e.g. pemph*)

154 results found.

1.
Ordering Recommendation:  

Aids in the diagnosis of T-cell lymphoproliferative disorders.

2.
Ordering Recommendation:  

Diagnosis and monitoring of T-cell lymphoproliferative disorders. It is the preferred T-cell clonality test for minimal residual disease monitoring due to its ability to detect clonal populations at very low levels.

3.
4.
Ordering Recommendation:  

Refer to ARUP Immunohistochemistry Stain Offerings brochure at www.aruplab.com/ap/resources.

5.
Ordering Recommendation:  

Not recommended for routine thyroid screening.

6.
Ordering Recommendation:  

Use to identify TNFRSF13B mutations in individuals with clinical phenotype for common variable immunodeficiency.

7.
Ordering Recommendation:  

Optimize drug therapy and monitor patient adherence.

8.
Ordering Recommendation:  

Useful for general screening in contexts of compliance and/or abuse. A screen with reflex testing is the preferred method for ruling out tapentadol exposure. For follow-up testing of a presumptive result, Tapentadol and Metabolite, Urine, Quantitative (2003128) is preferred.

9.
Ordering Recommendation:  

Monitor patient adherence.

10.
Ordering Recommendation:  

Preferred test to follow-up presumptive results. For general screening, Tapentadol Urine Screen with Reflex to Quantitation (2012294) is preferred.

11.
12.
Ordering Recommendation:  

Refer to ARUP Immunohistochemistry Stain Offerings brochure at www.aruplab.com/ap/resources.

13.
Ordering Recommendation:  

Use to identify hairy cell leukemia.

14.
Ordering Recommendation:  

Molecular (DNA) test to confirm common pathogenic and pseudodeficiency mutations for Tay Sachs disease. For initial testing for Tay Sachs, refer to Hexosaminidase A Percent and Total Hexosaminidase in Leukocytes (2008125). For carrier screening of common Ashkenazi Jewish-related diseases, please refer to Ashkenazi Jewish Diseases (BLM, ASPA, IKBKAP, FANCC, GBA, MCOLN1, SMPD1, HEXA), Common Mutation Panel (0051415).

15.
Ordering Recommendation:  

Molecular (DNA) test to confirm pathogenic and pseudodeficiency mutations for Tay Sachs disease. For initial testing for Tay Sachs, refer to Hexosaminidase A Percent and Total Hexosaminidase in Leukocytes (2008125).

16.
Ordering Recommendation:  

Refer to ARUP Immunohistochemistry Stain Offerings brochure at www.aruplab.com/ap/resources.

17.
18.
Ordering Recommendation:  

Diagnostic test for individuals suspected to have a telangiectasia syndrome without a mutation in the ACVRL1, ENG, or SMAD4 gene.

19.
20.
Ordering Recommendation:  

Laboratory reference method for determining free and total testosterone in men. Total or free testosterone is generally adequate for most evaluations of suspected hypogonadism.

21.
Ordering Recommendation:  

Aids in the evaluation of suspected hypogonadism in men with a total testosterone level at the lower limit of the normal range. Not recommended for use in women and children.

22.
Ordering Recommendation:  

Most sensitive test for detection of hyperandrogenemia in women and children. Acceptable test for androgen deficiency in men.

23.
Ordering Recommendation:  

Aids in the evaluation of suspected hypogonadism in men. Use to monitor testosterone replacement therapy. Not recommended for use in women and children.

24.
Ordering Recommendation:  

Acceptable test for the evaluation of suspected hypogonadism in men. Not recommended for use in women and children.

25.
Ordering Recommendation:  

Acceptable test in the evaluation of suspected hyperandrogenemia in women and children. Acceptable test for evaluating androgen deficiency in men.

26.
Ordering Recommendation:  

Use in conjunction with free testosterone in the evaluation of suspected hyperandrogenemia in women and children.

27.
Ordering Recommendation:  

Aids in the evaluation of suspected hypogonadism in men with a total testosterone level at the lower limit of the normal range. Not recommended for use in women and children.

28.
Ordering Recommendation:  

Recommended initial test in the evaluation of suspected hyperandrogenemia in women and children. Acceptable test for evaluating androgen deficiency in men.

29.
Ordering Recommendation:  

Laboratory reference method for determining free testosterone in men. Free testosterone is generally adequate for most evaluations of suspected hypogonadism.

30.
Ordering Recommendation:  

Determine IgG antibodies in response to protein antigen vaccination (pre- and/or post-vaccination). Do not use to diagnose tetanus.

31.
Ordering Recommendation:  

Refer to ARUP Immunohistochemistry Stain Offerings brochure at www.aruplab.com/ap/resources.

32.
Ordering Recommendation:  

Useful as a biomarker of chronic thallium exposure. For the assessment of acute exposure, consider Thallium, Whole Blood (0099610).

33.
Ordering Recommendation:  

Useful as a biomarker of acute thallium exposure. For the assessment of chronic exposure, consider Thallium, Urine (0025019).

34.
Ordering Recommendation:  

Confirm diagnosis in at-risk fetus or those with ultrasonographic features consistent with TD type 1 or type 2.

35.
Ordering Recommendation:  

Confirm clinical diagnosis of TD type 1 or type 2.

36.
Ordering Recommendation:  

Useful for general screening in contexts of compliance and/or abuse. A screen with reflex testing is the preferred method for ruling out cannabinoid exposure. For follow-up testing of a presumptive result, THC Metabolite, Urine, Quantitative (0090369) is preferred.

37.
Ordering Recommendation:  

Detect exposure to cannabinoids.

38.
Ordering Recommendation:  

Preferred test to follow-up presumptive results. For general screening, THC (Cannabinoids), Urine Screen with Reflex to Quantitation (2012270) is preferred.

39.
40.
Ordering Recommendation:  

May be useful to monitor chronic cyanide exposure. To monitor individuals receiving cyanide producing medications such as nitroprusside, Thiocyanate, Serum or Plasma (2011575) is preferred.

41.
Ordering Recommendation:  

May be useful to monitor chronic cyanide exposure. To monitor individuals receiving cyanide producing medications such as nitroprusside, Thiocyanate, Serum or Plasma (2011575) is preferred.

42.
Ordering Recommendation:  

Screen for  thiocyanate poisoning.

43.
Ordering Recommendation:  

Optimize therapy for thiopurine drugs. Identify thiopurine metabolite concentrations that may lead to toxicity.

44.
Ordering Recommendation:  

Assess risk, due to genetics, for severe myelosuppression with standard dosing of thiopurine drugs. Appropriate for pre-therapeutic or post-therapeutic assessments. Preferred test for patients with recent heterologous blood transfusion. Can be performed irrespective of thiopurine therapy.

45.
Ordering Recommendation:  

Phenotype test to assess risk for severe myelosuppression with standard dosing of thiopurine drugs. Can also detect rapid metabolizer phenotype. Must be performed before thiopurine therapy is initiated.

46.
Ordering Recommendation:  

Optimize drug therapy and monitor patient adherence.

47.
Ordering Recommendation:  
  • Assist in diagnosing dysfibrinogenemia or abnormalities with fibrin polymerization.
  • Screen samples for the presence of heparin or direct thrombin inhibitors.
48.
49.
Ordering Recommendation:  

May be useful in certain research settings, Do not use for routine evaluation of platelet disorders.

50.
Ordering Recommendation:  

Acceptable screening panel for acquired thrombophilia.

51.
Ordering Recommendation:  

Acceptable panel to detect the two most common inherited thrombophilias (prothrombin-related and factor V Leiden-related).

52.
Ordering Recommendation:  

Acceptable panel to screen for common inherited thrombophilias.

53.
Ordering Recommendation:  

Acceptable panel to screen for uncommon inherited thrombophilias.

54.
Ordering Recommendation:  

Not recommended in the initial evaluation of autoimmune thyroid disease. Most often used to evaluate potentially unreliable thyroglobulin measurements in thyroid carcinomas.

55.
Ordering Recommendation:  

Refer to ARUP Immunohistochemistry Stain Offerings brochure at www.aruplab.com/ap/resources.

56.
Ordering Recommendation:  

Recommended test for quantifying thyroglobulin in individuals with antithyroglobulin antibodies. Aids in surveillance of residual/recurrent thyroid cancer in individuals who have developed antibodies to thyroglobulin.

57.
Ordering Recommendation:  

Use with FNA biopsy of thyroid nodules to diagnose benign or malignant non-medullary thyroid nodules. 

58.
Ordering Recommendation:  

Recommended test for the surveillance of residual/recurrent thyroid cancer. Accurately measures thyroglobulin levels in serum or plasma.

59.
Ordering Recommendation:  

Not the preferred initial test for evaluation of autoimmune thyroid disorder. Consider ordering Thyroid Peroxidase (TPO) Antibody (0050075).

60.
Ordering Recommendation:  

Not recommended for routine thyroid screening.

61.
Ordering Recommendation:  

Not recommended for initial thyroid disorders testing. Distinguish thyroid autoimmune disorders from nonautoimmune disease or hypothyroidism.

62.
Ordering Recommendation:  

Preferred test for screening and monitoring of thyroid function.

63.
Ordering Recommendation:  

Refer to Thyroid Stimulating Hormone (0070145).

64.
Ordering Recommendation:  

Acceptable testing for autoimmune thyroid disease.

65.
Ordering Recommendation:  

Use to assess thyroid function. Includes reflex to free thyroxine for thyroid stimulating hormone results outside of the reference range.

66.
Ordering Recommendation:  

Not routinely ordered. Preferred testing for autoimmune thyroid disease.

67.
Ordering Recommendation:  

Refer to ARUP Immunohistochemistry Stain Offerings brochure at www.aruplab.com/ap/resources.

68.
Ordering Recommendation:  

Use in individuals diagnosed with or suspected of having papillary or follicular thyroid carcinoma in conjunction with cytologic or histologic and clinical information. Detects mutations (BRAF, KRAS, NRAS, and HRAS genes) and translocations (RET-CCDC6(PTC1), RET-NCOA4(PTC3), and PAX8-PPARG).

69.
Ordering Recommendation:  

Not recommended for routine thyroid screening.

70.
71.
Ordering Recommendation:  

Not recommended for routine thyroid screening.

72.
Ordering Recommendation:  

Not the preferred initial thyroid disorder screening test. Order following an abnormal thyroid stimulating hormone (TSH) result to diagnose thyroid disease. Order in conjunction with TSH in cases of suspected secondary hypothyroidism.

73.
Ordering Recommendation:  

Not recommended for routine evaluation of thyroid disorders. Order Thyroxine, Free (Free FT4) (0070138), instead.

74.
75.
76.
Ordering Recommendation:  

Preferred panel for diagnosing possible tick-borne disease (ie, Anaplasmosis, Ehrlichiosis, or Babesiosis) during the acute phase of the disease.

77.
78.
79.
Ordering Recommendation:  

Identify bacteria in tissues. Anaerobe culture is recommended for body fluids, tissue, and deep wound/surgical cultures. Refer to Anaerobe Culture and Gram Stain (0060143).

80.
Ordering Recommendation:  
  • Determine quantity of tissue plasminogen (tPA) in plasma.
  • May be helpful in detecting disorders of the fibrinolytic system.
  • Not a first-line test for diagnosing inherited thrombotic or bleeding disorders.
81.
82.
Ordering Recommendation:  

Recommended single screening test for celiac disease. IgA testing recommended to identify IgA deficiency. Use IgA test in individuals who are IgA competent. May aid in monitoring adherence to gluten-free diet.

83.
Ordering Recommendation:  

Celiac disease:  Do not use in IgA-deficient individuals; acceptable reflex screening test for celiac disease. However, Celiac Disease Reflexive Cascade (2008114) or Tissue Transglutaminase (tTG) Antibody, IgA (0097709) assay is the preferred screening test.

Immunobullous diseases:  Use along with pemphigoid and pemphigus panel tests and epidermal IgA tTG antibody (2010902), or with epithelial skin antibody and epidermal IgA tTg antibody (2010902) tests to initially diagnose and discriminate among the immunobullous skin diseases in patients suspected or known to have any type of immunobullous disease.

84.
Ordering Recommendation:  

Recommended single screening test for celiac disease. IgA testing recommended to identify IgA deficiency. Use IgG test in individuals who are IgA deficient. May aid in monitoring adherence to gluten-free diet.

85.
86.
87.
Ordering Recommendation:  

Secondary diagnostic testing for myasthenia gravis when first-line diagnostic tests are negative. Screen for presence of thymoma in patients with myasthenia gravis.

88.
89.
90.
91.
92.
Ordering Recommendation:  

Assist in diagnosis of innate immunodeficiencies when genetic defects of the innate immune system are suspected in individuals negative for other immunodeficiencies (eg, no detectable abnormality of antibody function, complement activity, neutrophil function, or cell-mediated immunity).

93.
94.
95.
Ordering Recommendation:  

Optimize drug therapy and monitor patient adherence.

96.
97.
98.
99.
100.
101.
102.
Ordering Recommendation:  

First-line test for identifying visceral T. gondii infection. CDC suggests equivocal or positive results should be retested using a different assay from another reference laboratory specializing in toxoplasmosis testing (IgG dye test, IgM ELISA, reflex to avidity and/or other tests).

103.
Ordering Recommendation:  

Use only in neonates for cases of suspected congenital toxoplasmosis.

104.
Ordering Recommendation:  

Detect prior exposure to T. gondii.

105.
Ordering Recommendation:  

Detect presence of IgM antibodies to T. gondii. For male patients or nonpregnant female patients with equivocal or positive results, PCR (0055591) may also be useful if a specimen can be collected from an affected body site.

106.
Ordering Recommendation:  

Refer to ARUP Immunohistochemistry Stain Offerings brochure at www.aruplab.com/ap/resources.

107.
Ordering Recommendation:  

Confirm toxoplasmosis infection in immunocompromised hosts as well as fetuses and newborns. May be used to confirm equivocal antibody testing.

108.
Ordering Recommendation:  

Limited utility for routine clinical use. Serology has low sensitivity for detecting CNS toxoplasmosis.

109.
Ordering Recommendation:  

Monitor patient adherence.

110.
Ordering Recommendation:  

Preferred test to follow-up presumptive results. For general screening, Tramadol, Urine Screen with Reflex to Quantitation (2012297) is preferred.

111.
Ordering Recommendation:  

Useful for general screening in contexts of compliance and/or abuse. A screen with reflex testing is the preferred method for ruling out tramadol exposure. For follow-up testing of a presumptive result, Tramadol and Metabolites, Urine, Quantitative (2002736) is preferred.

112.
113.
114.
115.
Ordering Recommendation:  

Optimize drug therapy and monitor patient adherence.

116.
Ordering Recommendation:  

Preferred diagnostic assay for CSF specimens in suspected neurosyphilis.

117.
Ordering Recommendation:  

Acceptable initial screening test for syphilis. May use to confirm reactive treponemal test (eg, EIA, CIA) if using so-called reverse algorithm testing. Acceptable test for monitoring treatment response in established syphilis.

118.
Ordering Recommendation:  

CDC recommended confirmatory test for syphilis. Order if initial screening (eg, RPR, VDRL) is reactive.

119.
Ordering Recommendation:  

Not a recommended test for syphilis diagnosis or monitoring.

120.
Ordering Recommendation:  

Recommended syphilis screening test in so-called reverse screening algorithm. The CDC recommends a nontreponemal test (RPR or VDRL) for initial syphilis screening prior to confirmation with a treponemal test (eg, TP-PA).

121.
Ordering Recommendation:  

For CSF specimens, Treponema pallidum (VDRL), Cerebrospinal Fluid with Reflex to Titer is preferred. May aid in the workup of neurosyphilis.

122.
Ordering Recommendation:  

Not an optimal confirmation test. Treponema pallidum Antibody by TP-PA (0050777) is preferred.

123.
124.
125.
126.
127.
128.
Ordering Recommendation:  

Optimize drug therapy and monitor patient adherence.

129.
Ordering Recommendation:  

Preferred test to follow-up presumptive results or for monitoring compliance. To optimize drug therapy, Tricyclic Antidepressants, Quantitative, Serum or Plasma (2007549) is preferred.

130.
Ordering Recommendation:  

Refer to aruplab.com/bodyfluids for clinical indications and interpretive information.

131.
132.
133.
134.
Ordering Recommendation:  

Not recommended for routine thyroid screening.

135.
Ordering Recommendation:  

Generally not recommended for routine evaluation of thyroid disorders, although may be considered in pregnant women.

136.
Ordering Recommendation:  

Not recommended for routine thyroid screening.

137.
138.
139.
140.
Ordering Recommendation:  

HIV-1 phenotyping determines tropism (CCR5 or CXCR4) of HIV-1 virus in patients being considered for CCR5 antagonist therapy. If patients viral load is <1,000 HIV-1 copies/mL, refer to tropism assay (2004747).

141.
Ordering Recommendation:  

HIV-1 phenotyping determines tropism (CCR5 or CXCR4) of HIV-1 virus in individuals being considered for CCR5 or CSCR4 antagonist therapy. Intended for individuals with documented HIV-1 infection and UNDETECTABLE viral loads.

142.
Ordering Recommendation:  

Aid in the diagnosis of Whipple disease for inconclusive or suspicious cases. Test not appropriate for blood specimens; see 2013290 Tropheryma whipplei PCR for whole blood testing.

143.
Ordering Recommendation:  

Aid in the diagnosis of Whipple disease for inconclusive or suspicious cases.

144.
Ordering Recommendation:  

Recommended test for the diagnosis and management of acute coronary syndrome.

145.
Ordering Recommendation:  

Recommended test for the diagnosis and management of acute coronary syndrome.

146.
147.
148.
149.
Ordering Recommendation:  

Measure total tryptase to confirm mast cell activation in diseases such as:

•Mastocytosis

•Anaphylaxis

•Urticaria

•Asthma

Not generally used acutely except where diagnosis is unclear. Useful in prognosis of systemic mastocytosis.

150.
151.
152.
Ordering Recommendation:  

Determine zygosity.

153.
154.
Ordering Recommendation:  

Use for monitoring patients with an established diagnosis of tyrosinemia.