STSH - Overview: Thyroid-Stimulating Hormone-Sensitive (s-TSH), Serum
Screening for thyroid dysfunction and detecting mild (subclinical), as well as overt, primary hypo- or hyperthyroidism in ambulatory patients Monitoring patients on thyroid replacement therapy Confirmation of thyrotropin (TSH, formerly...
LDAI - Overview: Progentec aiSLE DX Lupus Disease Activity Index, Plasma
Aiding in the assessment of current systemic lupus erythematosus disease activity when used in conjunction with standard clinical assessment
INFXR - Overview: Infliximab Quantitation with Reflex to Antibodies to Infliximab, Serum
Trough level quantitation for evaluation of patients undergoing therapy with infliximab, with signs and symptoms of loss of response to therapy.
WNVUR - Overview: West Nile Virus, RNA, PCR, Molecular Detection, Random, Urine
Rapid testing for West Nile virus (WNV) RNA (lineage 1 and lineage 2) An adjunctive test to serology for detection of early WNV infection (ie, first few days after symptom onset), with urine specimens potentially retaining WNV RNA longer...
HEX4 - Overview: Glucotetrasaccharides, Random, Urine
Diagnosing Pompe disease, when used in conjunction with acid alpha-glucosidase enzyme activity assays and molecular genetic analysis of the GAA gene Monitoring patients with Pompe disease on enzyme replacement therapy May support the...
CHIKV - Overview: Chikungunya IgM and IgG, Antibody, Serum
Aiding in the diagnosis of recent infection with Chikungunya virus in patients with recent travel to endemic areas and a compatible clinical syndrome
CPR - Overview: C-Peptide, Serum
Diagnostic workup of hypoglycemia: -Diagnosis of factitious hypoglycemia due to surreptitious administration of insulin -Evaluation of possible insulinoma -Surrogate measure for the absence or presence of physiological suppressibility of...
THSCM - Overview: Thyroid Function Cascade, Serum
Screening for a diagnosis of thyroid disease
RCTUR - Overview: Creatinine, Random, Urine
Calculation of creatinine clearance, a measure of renal function, when used in conjunction with serum creatinine Normalization of urinary analytes by creatinine concentration to account for the variation in urinary concentrations between...
ALUPO - Overview: Lupus Anticoagulant Profile Interpretation
Interpretation of testing performed as part of a profile to confirme or exclude the presence of lupus anticoagulant (LAC), distinguishing LAC from specific coagulation factor inhibitors and nonspecific inhibitors Interpretation of testing...
WNVBL - Overview: West Nile Virus, RNA, PCR, Molecular Detection, Blood
Rapid testing for West Nile virus (WNV) RNA (lineage 1 and lineage 2) An adjunctive test to serology for detection of early WNV infection (ie, first few days after symptom onset), with blood specimens potentially providing a greater...
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...
Detection of RUNX1-RUNX1T1 gene fusion in acute myeloid leukemia patients at the time of diagnosis Minimal residual disease monitoring during the clinical and therapeutic course of these patients
A1AFS - Overview: Alpha-1-Antitrypsin Clearance, Feces and Serum
Diagnosing protein-losing enteropathies
OHPG - Overview: 17-Hydroxyprogesterone, Serum
Screening test for congenital adrenal hyperplasia (CAH), caused by either 11- or 21-hydroxylase deficiency, when used in combination with testing for cortisol and androstenedione As part of a battery of tests to evaluate women with...
CRAV - Overview: Cortisol, Right Adrenal Vein, Serum
Testing cortisol levels in the right adrenal vein Second-order testing when cortisol measurement by immunoassay gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous...
CIVC - Overview: Cortisol, Inferior Vena Cava, Serum
Testing cortisol levels in the inferior vena cava Second-order testing wen cortisol measurement by immunoassay gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous...
CLAV - Overview: Cortisol, Left Adrenal Vein, Serum
Testing cortisol levels in the left adrenal vein Second-order testing wen cortisol measurement by immunoassay gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous...
CL - Overview: Chloride, Serum
Evaluation of water, electrolyte, and acid-base status
PNYA - Overview: Phenytoin, Total, Serum
Monitoring for appropriate therapeutic concentration Assessing compliance or toxicity
GPI1 - Overview: Glucose Phosphate Isomerase Enzyme Activity, Blood
The evaluation of individuals with Coombs-negative chronic hemolysis
GPIC - Overview: Glucose Phosphate Isomerase Enzyme Activity, Blood
The evaluation of individuals with Coombs-negative chronic hemolysis
OXYSX - Overview: Oxycodone Screen, Chain of Custody, Random, Urine
Detection of oxycodone and oxymorphone in urine following chain-of-custody procedures This chain-of-custody test is intended to be used in a setting where the test results can be used definitively to make a diagnosis. Chain of custody is...
TOBTA - Overview: Tobramycin, Trough, Serum
Monitoring adequate clearance of tobramycin near the end of a dosing cycle
CDP - Overview: Chlordiazepoxide and Metabolite, Serum
Monitoring chlordiazepoxide therapy Assessing toxicity
DIA - Overview: Diazepam and Nordiazepam, Serum
Assessing compliance Monitoring for appropriate therapeutic level Assessing diazepam toxicity
AST - Overview: Aspartate Aminotransferase (AST) (GOT), Serum
Diagnosing and monitoring liver disease, particularly diseases resulting in a destruction of hepatocytes
RPHOC - Overview: Phosphorus, Random, Urine
Evaluation of hypo- or hyperphosphatemic states Evaluation of patients with nephrolithiasis
URCON - Overview: Urea, Random, Urine
Assessment of kidney failure (prerenal vs acute kidney injury)
CAH21 - Overview: Congenital Adrenal Hyperplasia (CAH) Profile for 21-Hydroxylase Deficiency, Serum
Preferred screening test for congenital adrenal hyperplasia (CAH) caused by 21-hydroxylase deficiency Part of a battery of tests to evaluate women with hirsutism or infertility, which can result from adult-onset CAH
PMND1 - Overview: Primary Membranous Nephropathy Diagnostic Cascade, Serum
Distinguishing primary from secondary membranous nephropathy using an algorithmic approach Monitoring patients with membranous nephropathy at very low antibody titers Screening for anti-phospholipase A2 receptor antibodies
INFXP - Overview: Infliximab Quantitation with Antibodies to Infliximab, Serum
Trough level quantitation for evaluation of patients undergoing therapy with infliximab for proactive or reactive therapeutic drug monitoring.
PNTFT - Overview: Phenytoin, Total and Free, Serum
Monitoring for appropriate therapeutic concentration of both free and total phenytoin: free phenytoin level is the best indicator of adequate therapy in renal failure
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
C3FX - Overview: C3 Complement, Functional, Serum
Diagnosis of C3 deficiency Investigation of a patient with undetectable total complement level
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...
POU - Overview: Phosphorus, 24 Hour, Urine
Evaluation of hypo- or hyper-phosphatemic states Evaluation of patients with nephrolithiasis
URAU - Overview: Urea, 24 Hour, Urine
Assessment of protein intake and/or nitrogen balance
FXIII - Overview: Factor XIII (13), Screen, Plasma
Screening for factor XIII deficiency
BILID - Overview: Bilirubin Direct, Serum
Evaluation of jaundice and liver functions
METR1 - Overview: Cytochrome b5 Reductase Enzyme Activity, Blood
Evaluation of patients with cyanosis Confirming cases of suspected cytochrome b5 reductase (methemoglobin reductase) deficiency Functional studies in families with cytochrome b5 reductase deficiency
MTXSG - Overview: Methotrexate Post Glucarpidase, Serum
Monitoring methotrexate concentrations post-glucarpidase therapy Documenting failure to respond that may be due to noncompliance Guiding dosage adjustments in patients with kidney failure
BALMF - Overview: B-Cell Acute Lymphoblastic Leukemia/Lymphoma (ALL), Specified FISH, Varies
Detecting a neoplastic clone associated with recurrent common chromosome abnormalities associated with B-cell acute lymphoblastic leukemia/lymphoma (B-ALL/LBL) and Philadelphia chromosome-like acute lymphoblastic leukemia (Ph-like ALL)...
HTG2 - Overview: Thyroglobulin, Tumor Marker, Serum
Follow-up of patients with differentiated thyroid cancers after thyroidectomy and radioactive iodine ablation
FRT4 - Overview: T4 (Thyroxine), Free, Serum
Evaluating suspected thyroid function disorders using free thyroxine measured together with thyroid-stimulating hormone
PTFIB - Overview: PT-Fibrinogen, Plasma
Detecting increased or decreased fibrinogen (factor 1) concentration of acquired or congenital origin Differentiating hypofibrinogenemia from dysfibrinogenemia
GGT - Overview: Gamma-Glutamyltransferase (GGT), Serum
Diagnosing and monitoring hepatobiliary disease, it is currently the most sensitive enzymatic indicator of liver disease Ascertaining whether observed elevations of alkaline phosphatase are due to skeletal disease (normal...
URCU - Overview: Uric Acid, 24 Hour, Urine
Assessment and management of patients with kidney stones, particularly uric acid stones
MGS - Overview: Magnesium, Serum
Monitoring preeclampsia patients being treated with magnesium sulfate, although in most cases monitoring clinical signs (respiratory rate and deep tendon reflexes) is adequate and blood magnesium levels are not required
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
Since the pandemic hit, she's spent a great deal of time vetting antibody tests and has set up a COVID-19 testing program at Mayo Clinic....
Staffing to Workload in Phlebotomy Areas: Off-Site Operational Needs - Insights
discusses staffing to workload in phlebotomy areas with a focus on off-site operational needs, including paid time off and unpaid time off....
practices from the program, Mayo Medical Laboratories collaborated with National Decision Support Company (NDSC) to combine Mayo’s clinical knowledge with NDSC’s industry-leading expertise in electronic...
Laboratory and pathology research roundup: August 30 - Insights
This week's research roundup features: Kidney biopsy chronicity grading in antineutrophil cytoplasmic antibody-associated vasculitis...
Visit Mayo Clinic Laboratories at the APA Annual Meeting - Insights
Visit Mayo Clinic Laboratories at booth #2047 to learn about our comprehensive therapeutics test offerings. Developed by board-certified experts in clinical chemistry, molecular, and toxicology testing...