Assessing HIF2A/EPAS1 in the evaluation of an individual with JAK2-negative erythrocytosis associated with lifelong sustained increased red blood cell (RBC) mass, elevated RBC count, hemoglobin, or hematocrit
MYCO - Overview: Mycoplasma pneumoniae Antibodies, IgG and IgM, Serum
Screening for recent or past exposure to Mycoplasma pneumoniae This test should not be used as a screening procedure for the general population.
OPATX - Overview: Opiates Confirmation, Chain of Custody, Random, Urine
Detection and quantification of codeine, hydrocodone, oxycodone, morphine, hydromorphone, oxymorphone, noroxycodone, noroxymorphone, norhydrocodone, dihydrocodeine, and naloxone in urine Chain of custody is required whenever the results of...
PHD2 - Overview: Prolyl Hydroxylase Domain-2 (PHD2/EGLN1) Gene Sequencing, Whole Blood
Assessing PHD2/EGLN1 in the evaluation of an individual with JAK2-negative erythrocytosis associated with lifelong sustained increased red blood cell (RBC) mass, elevated RBC count, hemoglobin, or hematocrit
TOXGP - Overview: Toxoplasma gondii Antibody, IgG, Serum
Determining whether a patient has had previous exposure to or recent infection with Toxoplasma gondii This test is not useful for diagnosing infection in infants younger than 6 months of age. In that age group, IgG antibodies usually are...
ASYNC - Overview: Alpha-Synuclein Protein Aggregates, Spinal Fluid
Detection of pathogenic alpha-synuclein (alpha-synuclein aggregates) in adult patients being assessed for clinically uncertain cognitive decline or clinically uncertain parkinsonian syndromes
APHTS - Overview: Amphiphysin Antibody Titer Assay, Serum
Evaluating patients with recent onset of a subacute neurological disorder for which a paraneoplastic basis might be suspected, particularly if the patient has a previous history, risk factors, or family history of cancer, especially lung or...
WASQR - Overview: Alpha-Globin Gene Sequencing, Blood
Testing for nondeletional alpha thalassemia in a symptomatic individual Follow-up testing to an abnormal hemoglobin electrophoresis that identified an alpha-globin chain variant Evaluating for nondeletional alpha thalassemias in an...
ASO - Overview: Antistrep-O Titer, Serum
Demonstration of acute or recent streptococcal infection
MSUSC - Overview: Branched-Chain Amino Acids, Self-Collect, Blood Spot
Monitoring patients with maple syrup urine disease using specimens collected at home
Mayo Clinic Ranked No. 1 Hospital Nationwide by U.S. News & World Report - Insights
Report’s 29th annual "Best Hospitals Honor Roll" published online on August 14. Mayo Clinic also ranked No. 1 in more specialties than any other hospital in the country....
NELL-1 [Test in Focus] - Insights
D., discusses how Mayo Clinic Laboratories’ new immunohistochemistry test for the detection of NELL-1 antigen, a biomarker for membranous nephropathy found in 10% to 15% of patients, provides diagnostic...
Looking Back on Clinical Chemistry 1 - Insights
in the Mayo Clinic Medical Laboratory Science program, takes a look back on her Clinical Chemistry 1 course....
Detection of (1→3)-𝝱-D-glucan as a Marker of Invasive Fungal Disease - Insights
In this month’s “Hot Topic,” Elitza Theel, Ph.D., will discuss the detection of (1→3)-β-D-glucan (BDG) in serum as a biomarker for the presence of invasive fungal infections....
Orexin-A/Hypocretin-1 for the Diagnosis of Type 1 Narcolepsy [Test in Focus] - Insights
test to perform as well as to interpret. The orexin-A/hypocretin-1 test is a sensitive and specific alternative to the MSLT to diagnose type 1 narcolepsy....