Test Catalog Search Results

TTRZ - Overview: TTR Gene, Full Gene Analysis, Varies

Establishing a molecular diagnosis for patients with amyloidosis Identifying variants within TTR known to be associated with amyloidosis, allowing for predictive testing of at-risk family members

TTGG - Overview: Tissue Transglutaminase Antibody, IgG, Serum

Individuals with IgA deficiency Evaluating patients suspected of having celiac disease, including patients with compatible clinical symptoms, patients with atypical symptoms, and individuals at increased risk (family history, previous...

HEXAZ - Overview: Tay-Sachs Disease, HEXA Gene, Full Gene Analysis, Varies

Second-tier test for confirming a biochemical diagnosis of Tay-Sachs disease (TSD) Carrier testing of individuals with a family history of TSD but an affected individual is not available for testing or disease-causing mutations have not...

TSCP - Overview: Tuberous Sclerosis Gene Panel, Varies

Establishing a molecular diagnosis in individuals with features of tuberous sclerosis complex (TSC). Identifying pathogenic variants within the TSC1 and TSC2 genes known to be associated with TSC, allowing for predictive testing of at-risk...

TTIGS - Overview: Tetanus Toxoid IgG Antibody, Serum

Assessing antibody response to the tetanus toxoid vaccine, which should be performed at least 3 weeks after immunization Aiding in the evaluation of immunodeficiency This test should not be used to diagnose tetanus infection.

TOXB - Overview: Toxoplasma gondii, Molecular Detection, PCR, Blood

Supporting the diagnosis of active toxoplasmosis, particularly in immunocompromised individuals

TMP - Overview: Trimethoprim, Serum

Monitoring trimethoprim therapy to ensure drug absorption, clearance, or compliance

TRECS - Overview: T-Cell Receptor Excision Circles Analysis, Blood

Measuring T-cell output or reconstitution (thymopoiesis) following hematopoietic cell transplantation or highly active antiretroviral therapy Evaluating thymic function in patients with cellular or combined inborn errors of immunity...

TCRB - Overview: T-Cell Receptor V-Beta Repertoire Analysis, Spectratyping, Blood

Assessment of T-cell receptor diversity in various clinical contexts including inborn errors of immunity (formerly primary immunodeficiencies), monitoring immune reconstitution post-hematopoietic stem cell transplantation, and temporal...

FRT4 - Overview: T4 (Thyroxine), Free, Serum

Evaluating suspected thyroid function disorders using free thyroxine measured together with thyroid-stimulating hormone

T4 - Overview: T4 (Thyroxine), Total Only, Serum

Monitoring treatment with synthetic hormones (synthetic T3 [triiodothyronine] will cause a low total T4 [thyroxine]) Monitoring treatment of hyperthyroidism with thiouracil and other anti-thyroid drugs Index of thyroid function when the...

TCP - Overview: T-Cell Subsets, Naive, Memory, and Activated, Blood

Determining the presence of naive, memory, and activated T cells in various clinical contexts including autoimmune diseases, immunodeficiency states, T-cell recovery post-hematopoietic stem cell transplant, DiGeorge syndrome, and as a...

TGII - Overview: Thyroglobulin, Interference Interpretation

Interpretation for the evaluation of suspected interference from heterophile antibodies causing a falsely elevated thyroglobulin result

TGABI - Overview: Thyroglobulin Antibody, Serum

Initial testing as a part of evaluating suspected interference from heterophile antibodies causing a falsely elevated thyroglobulin result

TGQN - Overview: Thyroglobulin, Tumor Marker, Serum

Quantitative thyroglobulin measurement as a part of evaluating suspected interference from heterophile antibodies causing a falsely elevated thyroglobulin result

TREE3 - Overview: Tree Panel #3, Serum

Establishing a diagnosis of an allergy to tress in panel #3 Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...

TREE4 - Overview: Tree Panel #4, Serum

Establishing a diagnosis of an allergy to trees in panel #4 Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...

HSTNI - Overview: Troponin I, High Sensitivity, Plasma

Excluding the diagnosis of acute coronary syndromes Explaining troponin T elevations related to skeletal myopathy and/or assay interferences

TRSF - Overview: Transferrin, Serum

Evaluation of iron overload diseases Evaluation of iron deficiency as a cause of anemia

TGLBF - Overview: Triglycerides, Body Fluid

Distinguishing between chylous and nonchylous effusions Measurement of triglycerides in body fluids as a surrogate for chylomicrons

TFNAB - Overview: Thyroglobulin, Tumor Marker, Fine-Needle Aspiration Biopsy Needle Wash

Confirming or excluding metastases in enlarged or ultrasonographically suspicious lymph nodes from athyrotic individuals treated for differentiated thyroid cancer in conjunction with cytologic analysis Confirming or excluding the presence...

TOMA - Overview: Tomato, IgE, Serum

Establishing a diagnosis of an allergy to tomato Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior to...

UPGD - Overview: Uroporphyrinogen Decarboxylase, Whole Blood

Preferred test for the confirmation of a diagnosis of porphyria cutanea tarda type II and hepatoerythropoietic porphyria

ULCH - Overview: Ulocladium chartarum, IgE, Serum

Establishing the diagnosis of an allergy to Ulocladium chartarum Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...

STFRP - Overview: Shiga Toxin, Molecular Detection, PCR, Feces

Sensitive, specific, and rapid detection of the presence of Shiga toxin-producing organisms such as Escherichia coli O157:H7 and Shigella dysenteriae type 1 in stool This test is not recommended as a test of cure.

PBC2 - Overview: SP100 and GP210 Antibodies, IgG, Serum

Evaluating the risk of primary biliary cholangitis in anti-mitochondrial antibody (AMA)-negative patients by identification of Sp100 and gp210 antibodies Estimating risk in AMA-positive patients with incomplete feature of disease

SCALS - Overview: Scallop, IgE, Serum

Establishing a diagnosis of an allergy to scallop Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior...

SUP24 - Overview: Supersaturation Profile, 24 Hour, Urine

Diagnosis and management of patients with renal lithiasis: -Predicting the likely composition of the stone, in patients who have a radiopaque stone, for whom stone analysis is not available -May aid in designing a treatment program...

TB2LN - Overview: Susceptibility, Mycobacterium tuberculosis Complex, Second Line, Varies

Determination of Mycobacterium tuberculosis complex minimal inhibitory concentrations to second-line antimicrobial agents

NSYPH - Overview: Syphilis IgG Enzyme Immunoassay, Serum

An aid in the diagnosis of infection with Treponema pallidum Routine prenatal screening This test is not useful for diagnosis of congenital syphilis. This test is not offered as a screening or confirmatory test for blood donor specimens.

SEP9Z - Overview: SEPTIN9 Gene, Full Gene Analysis, Varies

Establishing a molecular diagnosis for patients with hereditary neuralgic amyotrophy Identifying variants within SEPTIN9 known to be associated with hereditary neuralgic amyotrophy, allowing for predictive testing of at-risk family members