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Test Catalog
CDGN - Overview: Congenital Disorders of N-Glycosylation, Serum
Screening for N-linked congenital disorders of glycosylation Providing information on specific structural oligosaccharide abnormalities to potentially direct further genetic testing
CLFAT - Overview: Cryptococcus Antigen Titer, Lateral Flow Assay, Spinal Fluid
Monitoring Cryptococcus antigen titers in cerebrospinal fluid Aiding in the diagnosis of cryptococcosis This test should not be used as a test of cure or to guide treatment decisions.
HVA - Overview: Homovanillic Acid, 24 Hour, Urine
Screening children for catecholamine-secreting tumors using a 24-hour urine collection when requesting homovanillic acid only Monitoring neuroblastoma treatment Screening patients with possible inborn errors of catecholamine metabolism
NTRK - Overview: NTRK Gene Fusion Panel, Tumor
Identifying solid tumors that may respond to targeted therapies by simultaneously assessing for fusions involving targeted regions of the NTRK1, NTRK2, and NTRK3 genes resulting in fusion transcripts. This test is not useful for...
PR3 - Overview: Proteinase 3 Antibodies, IgG, Serum
Evaluating patients with clinical features of anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitis, specifically granulomatosis with polyangiitis (GPA), microscopic polyangiitis, and eosinophilic granulomatosis with...
PRA - Overview: Renin Activity, Plasma
Investigation of primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) and secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure with ascites, pregnancy, Bartter...
PBGDW - Overview: Porphobilinogen Deaminase, Washed Erythrocytes
Confirmation of a diagnosis of acute intermittent porphyria using washed erythrocyte specimens
PARVO - Overview: Parvovirus B19, Molecular Detection, PCR, Varies
Diagnosing parvovirus B19 infection
CRITH - Overview: DNA Double-Stranded (dsDNA) Antibodies by Crithidia luciliae IFA, IgG, Serum
Confirmation testing for dsDNA IgG antibodies in patients with clinical features of systemic lupus erythematosus or at-risk for disease This test should not be used independently for monitoring treatment response or establishing...
DENGC - Overview: Dengue Virus, Molecular Detection, PCR, Spinal Fluid
Aiding in the diagnosis of central nervous system infection caused by dengue virus
DENGS - Overview: Dengue Virus, Molecular Detection, PCR, Serum
Aiding in the diagnosis of acute infection caused by dengue virus
DTABS - Overview: Diphtheria/Tetanus Antibody Panel, Serum
Assessing antibody response to tetanus and diphtheria toxoid vaccines, 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
CHF8 - Overview: Chromogenic Factor VIII Activity Assay, Plasma
Monitoring coagulation factor replacement therapy of selected extended half-life coagulation factor replacements Aiding in the diagnosis of hemophilia A using a 2-stage assay, especially when the 1-stage assay result was normal
FFRBS - Overview: Friedreich Ataxia, Frataxin, Quantitative, Blood Spot
Diagnosing individuals with Friedreich ataxia in blood spot specimens Monitoring frataxin levels in patients with Friedreich ataxia This test is not useful for carrier detection.
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
STRNG - Overview: Strongyloides Antibody, IgG, Serum
Screening for the presence of IgG-class antibodies to Strongyloides This test is not useful for monitoring patient response to therapy as IgG-class antibodies to Strongyloides may remain detectable following resolution of infection.
UPGDW - Overview: Uroporphyrinogen Decarboxylase, Washed Erythrocytes
Diagnosis of porphyria cutanea tarda type II and hepatoerythropoietic porphyria
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
TYRSC - Overview: Tyrosinemia Follow-Up Panel, Self-Collect, Blood Spot
Monitoring of individuals with tyrosinemia type I (hepatorenal tyrosinemia) using a patient-collected specimen
TRYPT - Overview: Tryptase, Serum
Evaluation of individuals with suspected mast cell activation, which may occur as a result of anaphylaxis or allergen challenge Evaluation of patients with suspected mast cell activation syndrome Evaluation of patients with suspected...
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...
SFGP - Overview: Spotted Fever Group Antibody, IgG and IgM, Serum
Aiding in the diagnosis of spotted fever group rickettsial infections
VH - Overview: Vanillylmandelic Acid and Homovanillic Acid, Random, Urine
Preferred first test for screening for catecholamine-secreting tumors in a random urine specimen when requesting both homovanillic acid and vanillylmandelic acid Supporting a diagnosis of neuroblastoma Monitoring patients with a treated...
VWAG - Overview: von Willebrand Factor Antigen, Plasma
Diagnosis of von Willebrand disease (VWD) and differentiation of VWD subtype (in conjunction with von Willebrand factor ristocetin cofactor activity and factor VIII coagulant activity) Differentiation of VWD from hemophilia A (in...
AVWPQ - Overview: von Willebrand Disease Profile Interpretation
Interpretation of testing performed as part of a profile for detection of deficiency or abnormality of von Willebrand factor (VWF) and related deficiency of factor VIII coagulant activity Interpretation of testing performed as part of a...
Aids in monitoring a previously confirmed diagnosis of B-cell acute lymphoblastic leukemia
7AC4 - Overview: 7AC4, Bile Acid Synthesis, Serum
Screening for bile acid malabsorption in patients with irritable bowel syndrome with diarrhea
DCORT - Overview: 11-Deoxycortisol, Serum
Diagnostic workup of patients with congenital adrenal hyperplasia Part of metyrapone testing in the workup of suspected secondary or tertiary adrenal insufficiency Part of metyrapone testing in the differential diagnostic workup of...
VHLE - Overview: VHL Gene, Erythrocytosis, Mutation Analysis, Varies
Diagnosis of suspected JAK2-negative VHL-related erythrocytosis associated with lifelong sustained increased RBC mass, elevated RBC count, hemoglobin, or hematocrit
CSTB - Overview: CSTB Gene, Repeat Expansion Analysis, Varies
Molecular confirmation of clinically suspected CSTB-related progressive myoclonic epilepsy Identifying full penetrance dodecamer repeat expansions within CSTB known to cause CSTB-related progressive myoclonic epilepsy, allowing for...
BRAFD - Overview: BRAF V600E/V600K Somatic Mutation Analysis, Tumor
Therapy selection for patients with cancer (eg, melanomas that may respond to BRAF inhibitors, colon cancers that may not respond to EGFR inhibitors) Aiding in the diagnosis/prognosis of certain cancers (eg, hairy cell leukemia, papillary...
MSCSF - Overview: Bacteria, Virus, Fungus, and Parasite Metagenomic Sequencing, Spinal Fluid
Detecting and identifying pathogenic organisms including bacteria, fungi, DNA viruses, RNA viruses, and parasites in cerebrospinal fluid This test is not recommended as a test of cure because nucleic acids may persist after successful...
PSAU - Overview: Prostate-Specific Antigen (PSA) Ultrasensitive, Serum
As an aid in the detection of prostate cancer when used in conjunction with a digital rectal exam in men aged 50 years and older To aid in the prognosis and management of individuals diagnosed with prostate cancer Monitoring disease...
Assessing cytomegalovirus (CMV)-specific immune competence in allo-hematopoietic stem cell transplantation patients who are at risk for developing late CMV disease (beyond day 100 after transplant) Assessing CMV-specific immune competence...
ABOPC - Overview: Arbovirus Antibody Panel, IgG and IgM, Spinal Fluid
Aiding in the diagnosis of arboviral encephalitis (California [LaCrosse], St Louis, Eastern equine, and Western equine encephalitis)
UBKQN - Overview: BK Virus DNA Detection and Quantification, Random, Urine
Detection and serial monitoring of BK virus (BKV)-associated nephropathy in kidney transplant recipients using random urine specimens Detection and serial monitoring of BKV-associated hemorrhagic cystitis in organ transplant recipients
Detecting IDH1 R132 and IDH2 R140 and R172 mutations in acute myeloid leukemia patients at the time of diagnosis to guide targeted therapy Monitoring minimal residual disease during the clinical and therapeutic course
IMTF - Overview: Inflammatory Myofibroblastic Tumors (IMT), 2p23 (ALK) Rearrangement, FISH, Tissue
Supporting the diagnosis of inflammatory myofibroblastic tumors when used conjunction with an anatomic pathology consultation
CASHX - Overview: Cashew Component, IgE, Serum
Evaluation of patients with suspected cashew allergy to component Ana o 3
Detecting Chlamydia trachomatis and Neisseria gonorrhoeae using self-collected vaginal swabs collected by the patient in a healthcare setting This test is not intended for use in medico-legal applications. This test is not useful for the...
GPSYP - Overview: Glucopsychosine, Plasma
Second-tier test when newborn screening results with reduced beta-glucosidase (GBA) activity are identified Diagnosis and monitoring of patients with Gaucher disease using plasma specimens Supporting a biochemical diagnosis of Gaucher...
HSVG - Overview: Herpes Simplex Virus (HSV) Type 1- and Type 2-Specific Antibodies, IgG, Serum
Determining whether a patient has been previously exposed to herpes simplex virus (HSV) types 1 and 2 Distinguishing between infection caused by HSV types 1 and 2, especially in patients with subclinical or unrecognized HSV infection...
Assessing pure isolates of Helicobacter pylori to predict clarithromycin resistance or susceptibility
Evaluation of patients with an abnormal newborn screen showing elevations of glutarylcarnitine (C5-DC) using plasma specimens Evaluation of patients with abnormal newborn screens showing elevations of C4- acylcarnitine to aid in the...
NCLBS - Overview: Neuronal Ceroid Lipofuscinosis, Two-Enzyme Panel, Blood Spot
Supporting the biochemical diagnosis of two neuronal ceroid lipofuscinoses, CLN1 and CLN2 This test is not useful for carrier detection.
POXA1 - Overview: Oxalate, Plasma
Assessing the body pool size of oxalate in patients with enzyme deficiencies, such as primary hyperoxaluria (PH), or patients with enteric hyperoxaluria Aiding in the diagnosis of PH in a patient with chronic kidney disease of...
OPATX - Overview: Opiates Confirmation, Chain of Custody, Random, Urine
Detection and quantification of codeine, hydrocodone, oxycodone, morphine, hydromorphone, oxymorphone, noroxycodone, noroxymorphone, norhydrocodone, dihydrocodeine, and naloxone in urine Chain of custody is required whenever the results of...
PSPTG - Overview: Phosphatidylserine/Prothrombin Antibody, IgG, Serum
Detecting IgG antibodies against phosphatidylserine/prothrombin complex in patients with strong suspicion of antiphospholipid syndrome (APS) who are negative for the APS criteria laboratory tests (lupus anticoagulant, IgG and IgM...
PST - Overview: Protein S Antigen, Total, Plasma
Aiding in the investigation of patients with a history of thrombosis
Aiding in risk assessment of patients with clinical signs and symptoms consistent with development of preeclampsia with severe features This test is not intended for making a diagnosis of preeclampsia or preeclampsia with severe...
Site Search
Information: Interpreting Laboratory Tests to Determine New vs. Residual Use of Marijuana - Insights
In this month's "Hot Topic," Paul Jannetto, Ph.D., identifies how to determine new vs. residual use of marijuana in a patient, and teaches how to calculate the carboxy-tetrahydrocannabinol (carboxy-THC)...
Laboratory and Pathology Research Roundup: March 12 - Insights
known. We performed laser microdissection (LCM) of glomeruli followed by mass spectrometry (MS) in 12 cases each of DDD, C3GN, and pretransplant kidney control biopsies....
COVID-19: At-home sample collection vs. at-home testing - Insights
The concept of at-home testing for COVID-19 sounds straightforward. But there's nuance to it that's important to understand. Right now, an at-home test for COVID-19 is not available, although there may be one coming soon. But in some areas,...
Transfusion Toons: A1 vs. A2 - Insights
Justin Kreuter, M.D., Clinical Pathologist and Medical Director of the Mayo Clinic Blood Donor Center in Rochester, Minnesota, and Theresa Malin, an Education Specialist in Transfusion Medicine at Mayo Clinic, have launched “Transfusion...
Clinic Laboratory and Pathology Research Roundup: Nov. 12 - Insights
This week’s Research Roundup highlights a mechanism for preventing asymmetric histone segregation onto replicating DNA strands.