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Evaluating lymphocytoses of undetermined etiology Identifying B- and T-cell lymphoproliferative disorders involving blood and bone marrow Distinguishing acute lymphoblastic leukemia (ALL) from acute myeloid leukemia (AML) Immunologic...

BHCG - Overview: Beta-Human Chorionic Gonadotropin, Quantitative, Serum

Monitoring patients for retained products of conception Aiding in the diagnosis of gestational trophoblastic disease (GTD), testicular tumors, ovarian germ cell tumors, teratomas, and, rarely, other human chorionic gonadotropin...

CATU - Overview: Catecholamine Fractionation, Free, 24 Hour, Urine

An auxiliary test to fractionated plasma and urine metanephrine measurements in the diagnosis of pheochromocytoma and paraganglioma An auxiliary test to urine vanillylmandelic acid and homovanillic acid determination in the diagnosis and...

CD4NY - Overview: CD4 Count for Monitoring, New York, Blood

Only orderable by New York clients Serial monitoring of CD4 T-cell count in patients who are HIV-positive Follow-up and diagnostic evaluation of primary cellular immunodeficiencies, including severe combined immunodeficiency T-cell...

HCVG - Overview: Hepatitis C Virus Genotype, Serum

Determining hepatitis C virus (HCV) genotype (1 to 5) to guide antiviral therapy in patients with chronic hepatitis C Differentiating between HCV subtypes 1a and 1b This assay should not be used as a screening test for HCV infection. It...

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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....

Utilization Practices for Venous Thromboembolism: A Model of Cost Savings and Efficiency at Mayo Clinic...

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...

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