TPMT3 - Overview: Thiopurine Methyltransferase Activity Profile, Erythrocytes
Detection of individuals with low thiopurine methyltransferase (TPMT) activity who are at risk for excessive myelosuppression or severe hematopoietic toxicity when taking thiopurine drugs Detection of individuals with hyperactive TPMT...
MMLSG - Overview: Antimicrobial Susceptibility, Acid-Fast Bacilli, Slowly Growing, Varies
Determination of resistance of slowly growing mycobacteria to antimicrobial agents
ARSAW - Overview: Arylsulfatase A, Leukocytes
Preferred enzymatic test for detection of arylsulfatase A deficiency This test is not suitable for carrier detection.
CTNBT - Overview: B-Catenin Mutation Analysis, Next-Generation Sequencing, Tumor
Distinguishing desmoid-type fibromatosis from other soft tissue tumors by assessing gene targets within the beta-catenin (CTNNB1) gene
CMVPV - Overview: Cytomegalovirus (CMV) Molecular Detection, PCR, Varies
Rapid qualitative detection of cytomegalovirus (CMV) DNA This test is not intended for the monitoring of CMV disease progression.
CIB - Overview: Cutaneous Direct Immunofluorescence Assay, Varies
Confirming a diagnosis of bullous pemphigoid, cicatricial pemphigoid, pemphigoid gestationis and other variants of pemphigoid, all types of pemphigus, including paraneoplastic pemphigus (paraneoplastic multiorgan syndrome), dermatitis...
EPO - Overview: Erythropoietin, Serum
An aid in distinguishing between primary and secondary polycythemia Differentiating between appropriate secondary polycythemia (eg, high-altitude living, pulmonary disease, tobacco use) and inappropriate secondary polycythemia (eg,...
EBVAB - Overview: Epstein-Barr Virus Antibody Profile, Serum
Diagnosis of Epstein-Barr virus (EBV) infectious mononucleosis or other EBV related infections Identification of prior EBV infection as part of pre-immunosuppression screening This assay is not intended for viral isolation or...
Assessing pure isolates of Helicobacter pylori to predict clarithromycin resistance or susceptibility
P53CA - Overview: Hematologic Neoplasms, TP53 Somatic Mutation, DNA Sequencing Exons 4-9, Varies
Evaluating chronic lymphocytic leukemia patients at diagnosis or during disease course for the presence of TP53 gene variants indicating high risk of disease progression and adverse outcomes This test is not intended for the evaluation of...
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)...
COVID-19: At-home sample collection vs. at-home testing - Insights
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...
Mayo Now Has Two Ninjas in the House - Insights
Candace Granberg, M.D., has a lot of titles, including surgeon, wife, mom, and volunteer. Now, she can add another: ninja warrior. The pediatric urologist is the second Mayo staff member chosen to participate...
The State of COVID-19 Now: Dr. Bill Morice - Insights
M.D. This week, Dr. Morice and Dr. Pritt step back and look at where the COVID-19 pandemic stands now, and they consider the potential effects that the omicron variant, expanded testing availability, and...
rights reserved. 07/2021 Hepatitis E: Testing Algorithm for Diagnosis and Management Immunocompetent patients with abnormal liver enzyme levels and at risk for hepatitis E virus (HEV) Immun......