CAMPC - Overview: Campylobacter Culture, Feces
Determining whether Campylobacter species may be the cause of diarrhea Reflexive testing for Campylobacter species from nucleic acid amplification test-positive feces This test is generally not useful for patients hospitalized more than...
CDPCR - Overview: Clostridioides difficile Toxin, PCR, Feces
Sensitive, specific, and rapid diagnosis of Clostridioides (Clostridium) difficile-associated diarrhea and pseudomembranous colitis The test is not recommended as a test of cure.
CSTB - Overview: CSTB Gene, Repeat Expansion Analysis, Varies
Molecular confirmation of clinically suspected CSTB-related progressive myoclonic epilepsy Identifying full penetrance dodecamer repeat expansions within CSTB known to cause CSTB-related progressive myoclonic epilepsy, allowing for...
DENGC - Overview: Dengue Virus, Molecular Detection, PCR, Spinal Fluid
Aiding in the diagnosis of central nervous system infection caused by dengue virus
CORTU - Overview: Cortisol, Free, 24 Hour, Urine
Preferred screening test for Cushing syndrome Diagnosis of pseudo-hyperaldosteronism due to excessive licorice consumption Test may not be useful in the evaluation of adrenal insufficiency.
CH9 - Overview: Chromogenic Factor IX Activity Assay, Plasma
Monitoring coagulation factor replacement therapy of selected extended half-life coagulation factor replacements Aiding in the diagnosis of hemophilia B using a 2-stage assay, especially when a 1-stage assay was normal
CMVP - Overview: Cytomegalovirus (CMV) Antibodies, IgM and IgG, Serum
Aiding in the diagnosis of acute or past infection with cytomegalovirus (CMV) Determining prior exposure to CMV This test should not be used for screening blood or plasma donors.
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...
HRTVC - Overview: Heartland Virus, RNA, Molecular Detection, PCR, Spinal Fluid
Aiding in the diagnosis of central nervous system infection caused by Heartland virus using spinal fluid specimens
HL58R - Overview: HLA-B*5801 Genotype, Allopurinol Hypersensitivity, Varies
Identifying individuals with an increased risk of severe cutaneous adverse reactions to allopurinol based on the presence of the human leukocyte antigen HLA-B*58:01 allele
Category A - Mayo Clinic Laboratories
How do I determine if my specimen is a Category A infectious substance affecting humans? See Category A Infectious Substances. By law, an......
Guidance on subtyping of influenza A test results - Insights
Mayo Clinic Laboratories’ guidance for subtyping influenza A in response to a CDC advisory for hospitalized patients...
Category A Infectious Substances - Mayo Clinic Laboratories
Category A Infectious Substances The Dangerous Goods section of the International Air Transport Association (IATA) website provides a "Classification of Infectious Substances" document (pdf)...
Testing for Antibodies to SS-A/Ro in Autoimmune Diseases - Insights
In this month’s “Hot Topic,” Anne Tebo, Ph.D., discusses recent updates in the testing for anti-SS-A/Ro antibodies in systemic autoimmune rheumatic diseases....
A recent Mayo Clinic study has found that many U.S. health care providers are habitually ordering a mostly unnecessary, and quite expensive, genetic test to identify a patient’s hereditary risk of venous...