HBCRQ - Overview: Hepatitis B Virus Core-Related Antigen, Quantitative, Serum
Monitoring of response to antiviral therapy in individuals with chronic hepatitis B who are negative for hepatitis B e antigen (HBeAg), positive for hepatitis B e antibody, and undetectable or low hepatitis B virus DNA levels (eg, <500...
TREGS - Overview: T-Cell Subsets, Regulatory (Tregs), Blood
Evaluating patients with clinical features of IPEX (immune dysregulation, polyendocrinopathy, enteropathy, X-linked inheritance) and other primary immunodeficiencies, autoimmune diseases, allergy and asthma, and graft-vs-host disease...
GIP - Overview: Gastrointestinal Pathogen Panel, PCR, Feces
Rapid detection of gastrointestinal infections caused by: -Campylobacter species (Campylobacter jejuni/Campylobacter coli/Campylobacter upsaliensis) -Clostridioides difficile toxin A/B -Plesiomonas shigelloides -Salmonella species -Vibrio...
RO52 - Overview: Ro52 Antibody, IgG, Serum
Evaluating patients at risk for connective tissue disease with or without interstitial lung disease Differentiating single vs double positivity for Ro52 and Ro60 antibodies in combination with anti-Ro60
RO60 - Overview: Ro60 Antibody, IgG, Serum
Evaluating patients at risk for connective tissue disease with or without interstitial lung disease Differentiating single vs double positivity for Ro52 and Ro60 antibodies in combination with anti-Ro60
TABSU - Overview: Targeted Benzodiazepine Screen, Random, Urine
Qualitatively (present vs not detected) identifying 27 benzodiazepine compounds (parent drug and metabolites) in urine to help determine compliance or identify illicit benzodiazepine drug use This test is not intended for...
TOPSU - Overview: Targeted Opioid Screen, Random, Urine
Qualitatively (present vs not detected) identifying 33 opioid compounds (parent drug and metabolites) in urine to help determine compliance or identify illicit opioid drug use This test is not intended for use in employment-related...
E157C - Overview: Escherichia coli O157:H7 Culture, Feces
Determining whether Escherichia coli O157:H7 may be the cause of diarrhea Reflexive testing for Shiga toxin and/or E coli O157:H7 nucleic acid amplification test-positive feces This test is generally not useful for patients hospitalized...
CAI - Overview: Calcium, Ionized, Serum
Assessing calcium states during liver transplantation surgery, cardiopulmonary bypass, or any procedure requiring rapid transfusion of whole blood in neonates and critically ill patients Second-order test in the evaluation of patients with...
ADNA1 - Overview: Double-Stranded DNA (dsDNA) Antibodies, IgG, Serum
Evaluating patients with clinical features or at-risk for systemic lupus erythematosus (SLE) Monitoring disease activity, as an adjunct test, in patients with SLE previously positive for double-stranded DNA IgG antibodies
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......