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Test Catalog
CLFA - Overview: Cryptococcus Antigen Screen with Titer, Spinal Fluid
Aiding in the diagnosis of cryptococcosis This test should not be performed as a screening procedure for the general population. This test should not be used as a test of cure or to guide treatment decisions.
LFACX - Overview: Cryptococcus Antigen with Reflex, Spinal Fluid
Aiding in the diagnosis of cryptococcosis This test should not be used as a test of cure or to guide treatment decisions. This test should not be performed as a screening procedure for the general population.
CMAH - Overview: Chromosomal Microarray, Hematologic Disorders, Varies
Detection and characterization of clonal copy number imbalance and loss of heterozygosity associated with hematologic neoplasms Assisting in the diagnosis and classification of certain hematologic neoplasms Evaluating the prognosis for...
GALTP - Overview: Galactose-1-Phosphate Uridyltransferase Biochemical Phenotyping, Erythrocytes
Determining the biochemical phenotype for galactosemia when enzymatic and molecular results are incongruent
HCCDD - Overview: Hepatitis C Virus Antibody, Cadaveric or Hemolyzed Specimens, Symptomatic, Serum
Diagnosis of hepatitis C virus (HCV) infection in cadaveric or hemolyzed serum specimens from symptomatic patients with or without risk factors for HCV infection This test is not intended for screening blood, cell, or tissue donors. This...
GALT - Overview: Galactose-1-Phosphate Uridyltransferase, Blood
Diagnosis of galactose-1-phosphate uridyltransferase deficiency, the most common cause of galactosemia Confirmation of abnormal state newborn screening results
NMH24 - Overview: N-Methylhistamine, 24 Hour, Urine
Screening for and monitoring of mastocytosis and disorders of systemic mast-cell activation, such as anaphylaxis and other forms of severe systemic allergic reactions using 24-hour urine collection specimens Monitoring therapeutic...
NSAI - Overview: Neurosyphilis IgG, Antibody Index, Spinal Fluid
Aid in the diagnosis of neuroinvasive syphilis as part of a profile
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...
CFX - Overview: Protein C Activity, Plasma
As an initial test for evaluating patients suspected of having congenital protein C deficiency, including those with personal or family histories of thrombotic events Detecting and confirming congenital type I and type II protein C...
PNYG - Overview: Phenytoin, Total and Phenobarbital Group, Serum
Monitoring for appropriate therapeutic concentration of phenytoin and phenobarbital Assessing compliance or toxicity
EWSF - Overview: Ewing Sarcoma, 22q12 (EWSR1) Rearrangement, FISH, Tissue
Detection of EWSR1 rearrangements irrespective of the EWSR1 fusion partner gene Supporting the diagnosis of many neoplasms including, but not limited to, Ewing sarcoma, extraskeletal myxoid chondrosarcoma, desmoplastic small round cell...
GALCW - Overview: Galactocerebrosidase, Leukocytes
Diagnosis of Krabbe disease Follow-up testing for evaluation of an abnormal newborn screening result for Krabbe disease This test is not intended for carrier detection.
TYRBS - Overview: Tyrosinemia Follow Up Panel, Blood Spot
Monitoring of individuals with tyrosinemia type 1 (HT-1) Diagnosis of HT-1 when used in conjunction with testing for urine organic acids, liver function, alpha-fetoprotein, and molecular genetic analysis of the fumarylacetoacetate...
Diagnosis of COVID-19 illness due to SARS-CoV-2
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.
BHISI - Overview: Bone Histomorphometry, Consultant Interpretation, Slides Only
Identifying undetermined metabolic bone disease in submitted slide specimens Diagnosing renal osteodystrophy Diagnosing osteomalacia Diagnosing osteoporosis Diagnosing Paget disease Assessing the effects of therapy Identifying...
MONOS - Overview: Infectious Mononucleosis, Rapid Test, Serum
Diagnosis of Epstein-Barr virus mononucleosis
RAT10 - Overview: Citrate/Creatinine Ratio, Urine
Calculating the citrate concentration per creatinine Diagnosing risk factors for patients with calcium kidney stones Monitoring results of therapy in patients with calcium stones or renal tubular acidosis
HBEL0 - Overview: Hemoglobin Electrophoresis Summary Interpretation
Incorporating and summarizing results into an overall evaluation for the HBEL1 / Hemoglobin Electrophoresis Evaluation, Blood
UOSMU - Overview: Osmolality, Random, Urine
Assessing the concentrating and diluting ability of the kidney
LACS1 - Overview: Lactate, Plasma
Diagnosing and monitoring patients with lactic acidosis
TMP - Overview: Trimethoprim, Serum
Monitoring trimethoprim therapy to ensure drug absorption, clearance, or compliance
Identification of breast and urinary cancer, among others
BUTAS - Overview: Butalbital, Serum
Monitoring butalbital therapy
AMOBS - Overview: Amobarbital, Serum
Monitoring amobarbital therapy
Determining iodine overload using serum specimens Monitoring iodine levels in individuals taking iodine-containing drugs
FSHPU - Overview: Sedative Hypnotic Panel, Urine
Sedative Hypnotic Panel, Urine
MYCON - Overview: Mycoplasma pneumoniae Antibody Interpretation
Interpretation for Mycoplasma pneumoniae screening results
MAS1 - Overview: Myelopathy, Autoimmune/Paraneoplastic Evaluation, Serum
Evaluating patients with suspected autoimmune myelopathy, myelitis, and paraneoplastic myelopathy using serum specimens
GNANT - Overview: Antithrombin Deficiency, SERPINC1 Gene, Next-Generation Sequencing, Varies
Evaluating antithrombin AT deficiency in patients with a personal or family history suggestive of this hereditary thrombophilia Confirming an AT deficiency diagnosis with the identification of a known or suspected disease-causing...
PHEGP - Overview: Phenylalanine Disorders Gene Panel, Varies
Follow up for abnormal biochemical results suggestive of a phenylalanine disorder Establishing a molecular diagnosis for patients with phenylalanine disorders Identifying variants within genes known to be associated with phenylalanine...
2OHGP - Overview: 2-Hydroxyglutaric Aciduria Gene Panel, Varies
Follow up for abnormal biochemical results suggestive of 2-hydroxyglutaric aciduria Establishing a molecular diagnosis for patients with 2-hydroxyglutaric aciduria Identifying variants within genes known to be associated with...
MPSQU - Overview: Mucopolysaccharides Quantitative, Random, Urine
Supporting the biochemical diagnosis of one of the mucopolysaccharidoses: types I, II, III, IV, VI, or VII
AGDD - Overview: Alpha Globin Cluster Locus Deletion/Duplication, Varies
Diagnosis of alpha-thalassemia Carrier screening for individuals from high-risk populations for alpha-thalassemia This test is not useful for diagnosis or confirmation of beta-thalassemia or hemoglobinopathies.
G6PDZ - Overview: Glucose-6-Phosphate Dehydrogenase (G6PD) Full Gene Sequencing, Varies
Genetic test for individuals at high risk for glucose-6-phosphate dehydrogenase (G6PD) deficiency Aiding in the diagnosis of G6PD deficiency Determining G6PD deficiency status in individuals with inconclusive or unexpected phenotyping...
SMNCS - Overview: Spinal Muscular Atrophy Carrier Screening, Deletion/Duplication Analysis, Varies
General population carrier screening for spinal muscular atrophy (SMA) Carrier screening for reproductive partners of known SMA carriers Carrier screening for parents of a child with a known deletion of the survival motor neuron 1 gene...
Detection of genotypic resistance to pyrazinamide by Mycobacterium tuberculosis complex isolates
WBGDD - Overview: Beta-Globin Gene Cluster, Deletion/Duplication, Varies
Determining the etiology of hereditary persistence of fetal hemoglobin (HPFH), delta-beta thalassemia, or other large deletions involving the beta-globin gene cluster Diagnosing less common causes of beta thalassemia; these large...
HIQNP - Overview: HIV-1 RNA Detection and Quantification, Prenatal, Plasma
Diagnosis of HIV-1 infection in pregnant individuals with acute or early HIV-1 infection Quantifying plasma HIV-1 RNA levels (viral load) in pregnant individuals living with HIV-1: -Before initiating anti-HIV-1 drug therapy (baseline viral...
Screening cadaveric or hemolyzed serum specimens for hepatitis C virus (HCV) infection in asymptomatic individuals with or without risk factors for HCV infection Note: In accordance with National Coverage Determination guidance, this test...
Diagnosis of a neuromyelitis optica spectrum disorder (NMOSD) Diagnosis of autoimmune AQP4 channelopathy Diagnosis of neuromyelitis optica (NMO) Distinguishing NMOSD from multiple sclerosis early in the course of disease
TLYME - Overview: Lyme IgM and IgG, Whole Cell Sonicate, ELISA, Serum
Supplemental testing for samples with positive or equivocal first-tier test results for antibodies to Lyme disease causing Borrelia species This test should not be used as a screening procedure for the general population.
UBA1Q - Overview: UBA1 Mutation Quantitative Detection, VEXAS syndrome, Droplet Digital PCR, Varies
Identification of pathogenic variant(s) in the UBA1 gene in patients presenting with symptoms concerning for or consistent with VEXAS syndrome
SCAP - Overview: Spinocerebellar Ataxia Repeat Expansion Panel, Varies
Molecular confirmation of clinically suspected spinocerebellar ataxia when a specific subtype isn't suspected
SS18F - Overview: Synovial Sarcoma (SS), 18q11.2 (SS18 or SYT) Rearrangement, FISH, Tissue
Supporting the diagnosis of synovial sarcoma when used in conjunction with an anatomic pathology consultation
An aid in the diagnosis of alveolar soft-part sarcoma or renal cell carcinoma variant when used in conjunction with an anatomic pathology consultation
MPS3B - Overview: Mucopolysaccharidosis III, Three-Enzyme Panel, Blood Spot
Supporting the biochemical diagnosis of mucopolysaccharidoses types IIIA, IIIB, IIIC This test is not useful for carrier detection.
LY27B - Overview: HLA-B27, Blood
Assisting in the diagnostic process of ankylosing spondylitis, juvenile rheumatoid arthritis, and reactive arthritis
RAMIK - Overview: Amikacin, Random, Serum
Monitoring adequacy of blood concentration during amikacin therapy
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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...