NAIFA - Overview: Antinuclear Antibodies, HEp-2 Substrate, IgG, Serum
Evaluation of patients suspected of having systemic autoimmune rheumatic disease (ANA-associated rheumatic diseases or connective tissue disease) or organ-specific autoimmune diseases such as autoimmune liver diseases
RFPN - Overview: Rheumatoid Factor Panel, Serum
Evaluating patients at-risk of rheumatoid arthritis (RA) or features of inflammatory arthritis Differentiating the antibody isotype profile in patients positive for rheumatoid factor (RF) Aid in the risk stratification of RF-seropositive...
RAPAN - Overview: Rheumatoid Arthritis Panel, Serum
Evaluating patients suspected of having rheumatoid arthritis (RA) Differentiating RA from other inflammatory arthritis or connective tissue diseases Diagnosis and stratification of rheumatoid arthritis
ROTA - Overview: Rotavirus Antigen, Feces
Investigation of patients with diarrhea, particularly infants, the elderly, and immunocompromised patients Investigation of nosocomial diarrhea
LALB - Overview: Lysosomal Acid Lipase, Blood
Evaluation of patients with a clinical presentation suggestive of lysosomal acid lipase deficiency using blood specimens This test is not useful to determine carrier status for cholesteryl ester storage disease or Wolman disease.
Aiding in the diagnosis of Helicobacter pylori infection and prediction of clarithromycin resistance or susceptibility directly from stool
LALBS - Overview: Lysosomal Acid Lipase, Blood Spot
Evaluation of patients with a clinical presentation suggestive of lysosomal acid lipase deficiency using blood spot specimens This test is not useful to determine carrier status for cholesteryl ester storage disease or Wolman disease.
CRITH - Overview: DNA Double-Stranded (dsDNA) Antibodies by Crithidia luciliae IFA, IgG, Serum
Confirmation testing for dsDNA IgG antibodies in patients with clinical features of systemic lupus erythematosus or at-risk for disease This test should not be used independently for monitoring treatment response or establishing...
RNAP - Overview: RNA Polymerase III Antibodies, IgG, Serum
Evaluating patients suspected of having systemic sclerosis as part of systemic sclerosis criteria antibody tests Providing diagnostic and prognostic information in patients with systemic sclerosis
Only indicated for formalin-fixed paraffin-embedded specimens from patients diagnosed with large B-cell lymphoma
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......