Search Results

Test Catalog

ML1HM - Overview: MLH1 Hypermethylation Analysis, Tumor

An adjunct to tumor microsatellite instability and mismatch repair protein immunohistochemistry testing when colon or endometrial tumor demonstrates microsatellite instability (MSI-H) and loss of MLH1 protein expression to help distinguish...

GNADM - Overview: Hereditary Thrombotic Thrombocytopenic Purpura, ADAMTS13 Gene, Next-Generation Sequencing, Varies

Evaluating hereditary thrombotic thrombocytopenic purpura (TTP) in patients with a personal or family history suggestive of thrombotic microangiopathy Confirming a hereditary TTP diagnosis with the identification of known or suspected...

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...

NITU - Overview: Nitrogen, Total, 24 Hour, Urine

Assessing nutritional status (protein malnutrition) Assessment of protein nutrition and nitrogen balance in hospitalized patients Evaluating protein catabolism Determining nitrogen balance, when used in conjunction with 24-hour fecal...

PRMB - Overview: Primidone and Phenobarbital, Serum

Assessing compliance Monitoring for appropriate therapeutic levels of primidone and phenobarbital Assessing toxicity

PIK3B - Overview: Cell-Free DNA PIK3CA Test, Blood

Identification of hormone receptor positive and human epidermal growth factor receptor 2 negative (HR+/HER2-) advanced breast cancer tumors that may be eligible for treatment with targeted kinase inhibitor therapy (eg, alpelisib).

SFZ - Overview: Sulfamethoxazole, Serum

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

T46CC - Overview: Tripartite Motif-Containing Protein 46 (TRIM46) IgG, Cell Binding Assay, Spinal Fluid

Detecting tripartite motif-containing protein 46 (TRIM46)-IgG by cell-binding assay using cerebrospinal fluid specimens Evaluation of an autoimmune/paraneoplastic neurological syndrome among patients presenting with cerebellar ataxia,...

T46IS - Overview: Tripartite Motif-Containing Protein 46 (TRIM46) IgG, Tissue Immunofluorescence, Serum

Detecting tripartite motif-containing protein 46 (TRIM46)-IgG in serum specimens Evaluation of an autoimmune/paraneoplastic neurological syndrome among patients presenting with cerebellar ataxia, encephalitis, or encephalomyelitis

PACP - Overview: Prostatic Acid Phosphatase, Serum

Aiding in predicting recurrence after radical prostatectomy for clinically localized prostate cancer Following response to androgen ablation therapy, when used in conjunction with prostate-specific antigen

ANA2 - Overview: Antinuclear Antibodies (ANA), Serum

Evaluating patients at-risk for antinuclear antibodies-associated systemic autoimmune rheumatic disease particularly systemic lupus erythematosus, Sjogren syndrome, and mixed connective tissue disease

FOBT - Overview: Fecal Occult Blood, Colorectal Cancer Screen, Qualitative, Immunochemical, Feces

Colorectal cancer screening Screening for gastrointestinal bleeding This test has not been validated for testing of patients with hemoglobinopathies.

HGH - Overview: Growth Hormone, Serum

Diagnosis of acromegaly and assessment of treatment efficacy when interpreted in conjunction with results from glucose suppression test Diagnosis of human growth hormone deficiency when interpreted in conjunction with results from growth...

SHUR - Overview: Schistosoma Exam, Random, Urine

Aiding in the diagnosis of schistosomiasis infections involving the urinary tract

APOEG - Overview: Apolipoprotein E Genotyping, Blood

Determining the specific apolipoprotein E (APOE) genotypes in individuals with type III hyperlipoproteinemia Determining the specific APOE genotypes that may increase risk for amyloid related imaging abnormalities in individuals being...

CHIMS - Overview: Chimerism Transplant Sorted Cells, Varies

Determining the relative amounts of donor and recipient cells in a specimen in sorted cell fractions An indicator of bone marrow transplant success

17PRN - Overview: Pregnenolone and 17-Hydroxypregnenolone, Serum

An ancillary test for congenital adrenal hyperplasia (CAH), particularly in situations in which a diagnosis of both 21- and 11-hydroxylase deficiency have been ruled out Confirming a diagnosis of 3-beta-hydroxysteroid dehydrogenase...

MAC1 - Overview: Myelopathy, Autoimmune/Paraneoplastic Evaluation, Spinal Fluid

Evaluating patients with suspected autoimmune myelopathy, myelitis, and paraneoplastic myelopathy using spinal fluid specimens

CDCOM - Overview: Celiac Disease Comprehensive Cascade, Serum and Whole Blood

Evaluating patients suspected of having celiac disease, including patients with compatible symptoms, patients with atypical symptoms, and individuals at increased risk (family history, previous diagnosis with associated...

LCMS - Overview: Leukemia/Lymphoma Immunophenotyping, Flow Cytometry, Varies

Evaluating lymphocytoses of undetermined etiology Identifying B- and T-cell lymphoproliferative disorders involving blood and bone marrow Distinguishing acute lymphoblastic leukemia (ALL) from acute myeloid leukemia (AML) Immunologic...

SMNDX - Overview: Spinal Muscular Atrophy Diagnostic Assay, Deletion/Duplication Analysis, Varies

First-tier newborn screening for spinal muscular atrophy (SMA) Prenatal testing for SMA Diagnostic testing to confirm a suspected diagnosis of SMA

FAPCP - Overview: Fatty Acid Profile, Comprehensive (C8-C26), Serum

Monitoring patients undergoing diet therapy for mitochondrial or peroxisomal disorders (possibly inducing essential fatty acid deficiency in response to restricted fat intake) using serum specimens Monitoring treatment of essential fatty...

BCGBM - Overview: Immunoglobulin Gene Rearrangement, PCR, Bone Marrow

Determining whether a B-cell or plasma cell population is polyclonal or monoclonal using bone marrow specimens Identifying neoplastic cells as having B-cell or plasma cell differentiation Monitoring for a persistent neoplasm by...

WASQR - Overview: Alpha-Globin Gene Sequencing, Blood

Testing for nondeletional alpha thalassemia in a symptomatic individual Follow-up testing to an abnormal hemoglobin electrophoresis that identified an alpha-globin chain variant Evaluating for nondeletional alpha thalassemias in an...

CCMVS - Overview: Congenital Cytomegalovirus (cCMV), Molecular Detection, PCR, Saliva

Aiding in the rapid diagnosis of cytomegalovirus (CMV) infections in neonates 21 days of age or younger using saliva specimens

F_2 - Overview: Coagulation Factor II Activity Assay, Plasma

Diagnosing a congenital deficiency (rare) of coagulation factor II Evaluating acquired deficiencies associated with liver disease or vitamin K deficiency, oral anticoagulant therapy, and antibody-induced deficiencies (eg, in association...

CLZ - Overview: Clozapine, Serum

Monitoring patient compliance of clozapine treatment An aid to achieving desired serum levels

CHLBF - Overview: Cholesterol, Body Fluid

Aiding in the diagnosis of a cholesterol effusion or cholesterol-rich pseudochylous effusion in body fluids Distinguishing between chylous and pseudochylous pleural effusions Distinguishing between malignant and nonmalignant ascites

MTBS - Overview: Microsporidia Stain, Varies

Diagnosis of extra-intestinal microsporidiosis involving the lung, skin, and other organs, particularly in immunocompromised hosts Diagnosis of ocular microsporidiosis

GUS - Overview: Guselkumab, Serum

Assessing the response to guselkumab therapy Assessing the need for dose escalation Evaluating the potential for dose de-escalation or discontinuation of therapy Monitoring patients who need to be above a certain guselkumab...

CCMVU - Overview: Congenital Cytomegalovirus (cCMV), Molecular Detection, PCR, Urine

Aiding in the rapid diagnosis of cytomegalovirus infections in neonates 21 days of age or younger using urine specimens

ALCU - Overview: Aluminum/Creatinine Ratio, Urine

Measurement of aluminum concentration as a part of assessing for aluminum exposure

COS - Overview: Cobalt, Serum

Detecting cobalt toxicity Monitoring metallic prosthetic implant wear This test is not useful for assessment of vitamin B12 activity.

PSYR - Overview: Psychosine, Whole Blood

Aiding in the biochemical diagnosis of Krabbe disease using whole blood specimens Follow-up of individuals affected with Krabbe disease Follow-up testing after an abnormal newborn screening result for Krabbe disease Monitoring of...

BMAMA - Overview: Basic Metabolic Panel, Serum

Routine health monitoring or patient monitoring while hospitalized for information regarding metabolism, including the current kidney status, electrolyte, and acid/base balance, and blood glucose

HITIG - Overview: Heparin-PF4 IgG Antibody, Serum

Detection of IgG antibodies directed against heparin/platelet factor 4 complexes that are implicated in the pathogenesis of immune-mediated type II heparin-induced thrombocytopenia, spontaneous heparin platelet-factor 4 IgG antibody, and...

PSY - Overview: Psychosine, Blood Spot

Aids in the biochemical detection of Krabbe disease and saposin A cofactor deficiency Second-tier testing or follow up testing after an abnormal newborn screening result in an infant for Krabbe disease This test is not capable of...

SERU - Overview: Serotonin, 24 Hour, Urine

Diagnosis of a small subgroup of carcinoid tumors that produce predominately 5-hydroxytryptophan (5-HTP) but very little serotonin and chromogranin A Follow-up for patients with known or treated carcinoid tumors that produce predominately...

Site Search

Primary ciliary dyskinesia - Insights

Learn more about Mayo Clinic Laboratories’ robust approach to testing for primary ciliary dyskinesia, a rare genetic condition that can lead to chronic otosinopulmonary disease and infertility in men....

CPT Codes and LOINC Update: September 2019 - Insights

View a full list of new CPT codes, Test Classification Updates, LOINC Codes, and Z-Codes posted to mayocliniclabs.com during the month of September 2019....

https://www.mayocliniclabs.com/it-mmfiles/cpt-code-changes.xlsx

note, CPT Code changes listed on this document are effective January 1st, 2025.*** ***Updates and other changes may occur, and be reflected on this document, leading up to 2025*** ***CPT Code Updates...

MCL Primary Ciliary Dyskinesia Genetic Testing Patient Information MC1235297

MCL Primary Ciliary Dyskinesia Genetic Testing Patient Information Complete print Reset Form Primary Ciliary Dyskinesia Genetic Testing Patient Information Instructions Accurate interpretation reporting...

New communication process for CPT Code changes - Insights

Mayo Clinic Laboratories (MCL) is pleased to announce an essential update to our CPT code communication process and website layout. This change is designed to bring timely notifications for accurate billing...