Test Catalog
GALK - Overview: Galactokinase, Blood
Diagnosis of galactokinase deficiency Evaluation of children with unexplained bilateral congenital or juvenile onset cataracts
GLSF - Overview: Glucose, Spinal Fluid
Investigating possible central nervous system infection
GRAP - Overview: Grape, IgE, Serum
Establishing a diagnosis of an allergy to grape Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior to...
KM55 - Overview: Galactose Deficient IgA1 (KM55) Immunostain, Technical Component Only
Identification of Galactose deficient IgA1 by KM55, useful in the diagnosis of IgA nephropathy
GSTB - Overview: Green String Bean, IgE, Serum
Establishing the diagnosis of an allergy to green string bean Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...
GDOM - Overview: Glycyphagus domesticus, IgE, Serum
Establishing a diagnosis of an allergy to Glycyphagus domesticus Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...
GCT - Overview: Galactosemia Reflex, Blood
Preferred test for diagnosis, carrier detection, and determination of genotype of galactose-1-phosphate uridyltransferase deficiency, the most common cause of galactosemia Differentiating Duarte variant galactosemia from classic...
Grape IgG
GRAS3 - Overview: Grass Panel # 3, Serum
Establishing a diagnosis of an allergy to cultivated rye, rye, sweet vernal, timothy, and velvet leaf Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or...
GRAS1 - Overview: Grass Panel # 1, Serum
Establishing a diagnosis of an allergy to June/Kentucky blue, meadow fescue, orchard, rye, and timothy Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or...
GLURA - Overview: Glucose, Random, Serum
Diagnosing and managing diabetes mellitus and other carbohydrate metabolism disorders including gestational diabetes, neonatal hypoglycemia, idiopathic hypoglycemia, and pancreatic islet cell carcinoma
GRAS2 - Overview: Grass Panel # 2, Serum
Establishing a diagnosis of an allergy to Bahia, Bermuda, Johnson, June/Kentucky blue, rye, and timothy Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or...
GID2 - Overview: Gastrointestinal Dysmotility, Autoimmune/Paraneoplastic Evaluation, Serum
Investigating unexplained weight loss, early satiety, anorexia, nausea, vomiting, constipation, or diarrhea in a patient with a past or family history of cancer or autoimmunity Directing a focused search for cancer Investigating...
FPEPA - Overview: Gastric Pepsin Assay
Gastric Pepsin Assay
GDU - Overview: Gadolinium, 24 Hour, Urine
Assessing chronic exposure and monitoring effectiveness of dialysis in a 24-hour urine collection
LGBWB - Overview: Globotriaosylsphingosine, Blood
Screening of patients with Fabry disease when a serum specimen is not available This test should not be used for newborn screening followup.
GATA3 - Overview: GATA Binding Protein 3 Immunostain, Technical Component Only
Characterizing carcinomas, including primary bladder and breast carcinomas, and some types of mesenchymal and neuroectodermal tumors
GP210 - Overview: GP210 Antibody, IgG, Serum
Evaluating the risk of primary biliary cholangitis in anti-mitochondrial antibody (AMA)-negative patients by identification of gp210 antibodies Estimating risk in AMA-positive patients with incomplete feature of disease
GRANB - Overview: Granzyme B Immunostain, Technical Component Only
Classification of lymphomas
GMILK - Overview: Goat's Milk, IgE, Serum
Establishing the diagnosis of an allergy to goat's milk Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...
ALDR - Overview: Grey Alder, IgE, Serum
Establishing the diagnosis of an allergy to grey alder trees Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...
GLBF - Overview: Glucose, Body Fluid
Aiding in the diagnosis of infection using body fluid specimens
GCDF - Overview: GCDFP-15 Immunostain, Technical Component Only
Aiding in the identification of extramammary Paget disease, carcinomas of the salivary glands, sweat glands, and prostate
Comprehensive evaluation of the GATA2 gene in patients with clinical or immunological symptoms suggestive of GATA-binding protein 2 (GATA2) deficiency Screening family members of patients with confirmed GATA2 deficiency
GRW - Overview: Giant Ragweed, IgE, Serum
Establishing a diagnosis of an allergy to giant ragweed Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...
GLYCC - Overview: Glycine Receptor Alpha1 IgG, Cell Binding Assay, Spinal Fluid
Evaluating patients with suspected autoimmune stiff-person spectrum disorders (stiff-person syndrome, stiff-limb, stiff trunk, or progressive encephalomyelitis with rigidity and myoclonus [PERM]) using spinal fluids specimens
Gonadotropin Releasing Hormone (Gn-RH, Luteinizing Hormone-Releasing Hormone LT-RH)
GlycoMark
GLP - Overview: Glucagon, Plasma
Diagnosis and follow-up of glucagonomas and other glucagon-producing tumors Assessing diabetic patients with problematic hyper- or hypoglycemic episodes (extremely limited utility)
GD65S - Overview: Glutamic Acid Decarboxylase (GAD65) Antibody Assay, Serum
Assessing susceptibility to autoimmune (type 1, insulin-dependent) diabetes mellitus and related endocrine disorders (eg, thyroiditis and pernicious anemia) Distinguishing between patients with type 1 and type 2 diabetes Confirming a...
GATAB - Overview: GATA-Binding Protein 3 Immunostain, Technical Component Only, Bone Marrow,
Characterizing carcinomas, including primary bladder and breast carcinomas, and some types of mesenchymal and neuroectodermal tumors
GLUTS - Overview: Glutamine Synthetase Immunostain, Technical Component Only
Classification of hepatic adenomas and the identification of focal nodular hyperplasia
GCET - Overview: Germinal Center B-cell Expressed Transcript 1 Immunostain, Technical Component Only
Classification of lymphomas
GFAP - Overview: Glial Fibrillary Acidic Protein Immunostain, Technical Component Only
Classification of glial tumors
GRH - Overview: Growth Hormone Immunostain, Technical Component Only
Aids in the identification of growth hormone adenomas
GLUCG - Overview: Glucagon Immunostain, Technical Component Only
Aiding in the study of islet-cell tumors and some endocrine tumors of the gastrointestinal tract
GLYP3 - Overview: Glypican-3 Immunostain, Technical Component Only
Differentiating hepatocellular carcinomas from other malignancies and hepatic adenomas
GALP - Overview: Galactose, Quantitative, Plasma
Screening for galactosemia
GDS - Overview: Gadolinium, Serum
Aiding in documenting previous exposure to gadolinium-based contrast agents using serum specimens
GERB - Overview: Gerbil Epithelium, IgE, Serum
Establishing the diagnosis of an allergy to gerbil epithelium Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...
GLYCF - Overview: Glycophorin A (CD235a) Immunostain, Technical Component Only
Aiding in the identification of erythroid precursors in bone marrow
GAL1 - Overview: GALAD Score, Serum
Calculation of the GALAD (gender, age, alpha-fetoprotein L3% [AFP-L3], AFP, des-gamma-carboxy prothrombin) model score for hepatocellular carcinoma development in patients with chronic liver disease
FABRZ - Overview: Fabry Disease, Full Gene Analysis, Varies
Confirmation of a diagnosis of classic or variant Fabry disease in affected males with reduced alpha- galactosidase A enzyme activity Carrier or diagnostic testing for asymptomatic or symptomatic females, respectively
AFH - Overview: Factor H Autoantibody, Serum
Detection and quantification of antibodies to factor H Monitoring patients with known factor H autoantibodies Aiding in the differential diagnosis of thrombotic microangiopathy and C3 glomerulopathies
FC13A - Overview: Factor 13a Immunostain, Technical Component Only
Aiding in the identification of acquired digital fibrokeratomas, angiofibromas, and oral fibroma, and a proportion of cells in histiocytomas
FIBAG - Overview: Fibrinogen Antigen, Plasma
Evaluation of fibrinogen deficiency Measuring fibrinogen in patients with elevated plasma levels of fibrin degradation products, patients receiving heparin, and in patients with antibodies to thrombin (following surgical use of topical...
CMPRG - Overview: Family Member Comparator Specimen for Genome Sequencing, Varies
Submitting a biological family member's specimen to be used as a comparator for affected patients (probands) undergoing whole genome sequencing
FL - Overview: Fluoride, Plasma
Assessing accidental fluoride ingestion Monitoring patients receiving sodium fluoride for bone disease or patients receiving voriconazole therapy
FRUCT - Overview: Fructosamine, Serum
Monitoring intermediate (1-3 weeks) glycemic control Monitoring glycemic control in patients with shortened red blood cell survival
FENR - Overview: Fentanyl Screen with Reflex, Random, Urine
Screening for drug abuse or use involving fentanyl and confirmation of fentanyl if present in the screen