ACLIP - Overview: Phospholipid (Cardiolipin) Antibodies, IgA, Serum
May be of diagnostic significance for patients at risk for antiphospholipid syndrome or systemic lupus erythematosus who test negative for criterial antiphospholipid antibodies
C1INF - Overview: C1 Esterase Inhibitor, Functional, Serum
Diagnosing hereditary angioedema Monitoring response to C1 esterase inhibitor replacement therapy
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
Evaluation of patients with an abnormal newborn screen showing elevations of glutarylcarnitine (C5-DC) using dried blood spot specimens Evaluation of patients with abnormal newborn screens showing elevations of C4-acylcarnitine to aid in...
AB2GP - Overview: Beta-2 Glycoprotein 1 Antibodies, IgA, Serum
Evaluating patients with suspected antiphospholipid syndrome by identification of beta-2 glycoprotein 1 IgA antibodies Evaluating patients at-risk for antiphospholipid syndrome (APS) who are negative for criteria APS tests Estimating the...
GB2GP - Overview: Beta-2 Glycoprotein 1 Antibodies, IgG, Serum
Evaluating patients with suspected antiphospholipid syndrome by identification of beta-2 glycoprotein 1 IgG antibodies First-line test when antiphospholipid syndrome is strongly suspected, in conjunction with cardiolipin antibodies (IgG...
UIOD - Overview: Iodine, 24 Hour, Urine
Assessing iodine toxicity or recent exposure in a 24-hour urine collection Monitoring iodine excretion rate as index of replacement therapy
Qualitative screening detection of human T-cell lymphotropic virus types 1 and 2 (HTLV-1/-2) specific antibodies with confirmation and differentiation between HTLV-1 and HTLV-2 infection This test should not be used as a screening or...
CDG - Overview: Carbohydrate Deficient Transferrin for Congenital Disorders of Glycosylation, Serum
Screening for congenital disorders of glycosylation This test is not useful for screening patients for chronic alcohol abuse.
IGFMS - Overview: Insulin-Like Growth Factor-1, Mass Spectrometry, Serum
Evaluation of growth disorders Evaluation of growth hormone deficiency or excess in children and adults Monitoring of recombinant human growth hormone treatment Follow-up of individuals with acromegaly and gigantism
Diagnosing growth disorders Diagnosing adult growth hormone deficiency Monitoring of recombinant human growth hormone treatment Insulin-like growth factor binding protein 3 can be used as a possible adjunct to insulin-like growth...
UPGC - Overview: Uroporphyrinogen III Synthase (Co-Synthase), Erythrocytes
Diagnosis of congenital erythropoietic porphyria This test is not useful for diagnosis of acute intermittent porphyria (AIP).
CRY_S - Overview: Cryoglobulin, Serum
Evaluating cryoglobulins in patients with vasculitis, glomerulonephritis, and lymphoproliferative diseases Evaluating cryoglobulins in patients with macroglobulinemia or myeloma in whom symptoms occur with cold exposure This test is not...
Assessing cytomegalovirus (CMV)-specific immune competence in allo-hematopoietic stem cell transplantation patients who are at risk for developing late CMV disease (beyond day 100 after transplant) Assessing CMV-specific immune competence...
GCTF - Overview: Germ Cell Tumor (GCT), Isochromosome 12p, FISH, Tissue
Supporting the diagnosis of germ cell tumors when used conjunction with an anatomic pathology consultation
MP9W - Overview: Mucopolysaccharidoses, Nine-Enzyme Panel, Leukocytes
Supporting the biochemical diagnosis of mucopolysaccharidoses types II, IIIA, IIIB, IIIC, IIID, IVA, IVB, VI, and VII, and of multiple sulfatase deficiency This test is not useful for carrier detection.
ESTF - Overview: Estrogens, Estrone (E1) and Estradiol (E2), Fractionated, Serum
Simultaneous high-sensitivity determination of serum estrone and estradiol levels Situations requiring either higher sensitivity estradiol measurement, estrone measurement, or both, including -As part of the diagnosis and workup of...
MB2GP - Overview: Beta-2 Glycoprotein 1 Antibodies, IgM, Serum
Evaluating patients with suspected antiphospholipid syndrome by identification of beta-2 glycoprotein 1 IgM antibodies First-line test when antiphospholipid syndrome is strongly suspected in conjunction with cardiolipin antibodies (IgG...
PRA - Overview: Renin Activity, Plasma
Investigation of primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) and secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure with ascites, pregnancy, Bartter...
CTX - Overview: Beta-CrossLaps, Serum
Monitoring antiresorptive therapies (eg, bisphosphonates and hormone replacement therapy) in postmenopausal women treated for osteoporosis and individuals diagnosed with osteopenia An adjunct in the diagnosis of medical conditions...
UPGD - Overview: Uroporphyrinogen Decarboxylase, Whole Blood
Preferred test for the confirmation of a diagnosis of porphyria cutanea tarda type II and hepatoerythropoietic porphyria
GCLIP - Overview: Phospholipid (Cardiolipin) Antibodies, IgG, Serum
The following clinical situations, when used in conjunction with other criterial antiphospholipid antibody tests: -Unexplained arterial or venous thrombosis -A history of pregnancy morbidity defined as 1 or more unexplained deaths of a...
B2GMG - Overview: Beta-2 Glycoprotein 1 Antibodies, IgG and IgM, Serum
Evaluating patients with suspected antiphospholipid syndrome by identification of beta-2 glycoprotein 1 IgM and IgG antibodies First-line test when antiphospholipid syndrome is strongly suspected in conjunction with cardiolipin antibodies...
MCLIP - Overview: Phospholipid (Cardiolipin) Antibodies, IgM, Serum
The following clinical situations, when used in conjunction with other criterial antiphospholipid antibody tests: -Unexplained arterial or venous thrombosis -A history of pregnancy morbidity defined as 1 or more unexplained deaths of a...
SCL70 - Overview: Scl 70 Antibodies, IgG, Serum
Evaluating patients with clinical features of systemic sclerosis and in the differential evaluation of individuals at-risk for connective tissue disease with Hep-2 substrate antinuclear antibody positive result, preferably using antinuclear...
TYRBS - Overview: Tyrosinemia Follow Up Panel, Blood Spot
Monitoring of individuals with tyrosinemia type 1 (HT-1) Diagnosis of HT-1 when used in conjunction with testing for urine organic acids, liver function, alpha-fetoprotein, and molecular genetic analysis of the fumarylacetoacetate...
CRGSP - Overview: Cryoglobulin and Cryofibrinogen Panel, Serum and Plasma
Evaluating patients with vasculitis, glomerulonephritis, and lymphoproliferative diseases Evaluating patients with macroglobulinemia or myeloma in whom symptoms occur with cold exposure This test is not useful for general screening of a...
B2MC - Overview: Beta-2-Microglobulin (Beta-2-M), Spinal Fluid
Evaluation of central nervous system inflammation and B-cell proliferative diseases
C5DCU - Overview: C5-DC Acylcarnitine, Quantitative, Random, Urine
Evaluation of patients with an abnormal newborn screen showing elevations of glutarylcarnitine Diagnosis of glutaric aciduria type 1 deficiency
CLPMG - Overview: Phospholipid (Cardiolipin) Antibodies, IgG and IgM, Serum
The following clinical situations: -Unexplained arterial or venous thrombosis -A history of pregnancy morbidity defined as 1 or more unexplained deaths of a morphologically normal fetus beyond the 10th week of gestation, 1 or more premature...
DHES1 - Overview: Dehydroepiandrosterone Sulfate, Serum
Diagnosis and differential diagnosis of hyperandrogenism (in conjunction with measurements of other sex steroids) An adjunct in the diagnosis of congenital adrenal hyperplasia Diagnosis and differential diagnosis of premature adrenarche
OIBFG - Overview: Osteogenesis Imperfecta and Bone Fragility Gene Panel, Varies
Providing a genetic evaluation for patients with a personal or family history suggestive osteogenesis imperfecta and other hereditary conditions associated with bone fragility
PBGD_ - Overview: Porphobilinogen Deaminase, Whole Blood
Confirmation of a diagnosis of acute intermittent porphyria
INAB - Overview: Insulin Antibodies, Serum
Predicting the future development of type 1 diabetes in asymptomatic children, adolescents, and young adults, when used in conjunction with family history, human leukocyte antigen-typing, and other autoantibodies, including glutamic acid...
GLP - Overview: Glucagon, Plasma
Diagnosis and follow-up of glucagonomas and other glucagon-producing tumors Assessing diabetic patients with problematic hyper- or hypoglycemic episodes (extremely limited utility)
17PRN - Overview: Pregnenolone and 17-Hydroxypregnenolone, Serum
An ancillary test for congenital adrenal hyperplasia (CAH), particularly in situations in which a diagnosis of both 21- and 11-hydroxylase deficiency have been ruled out Confirming a diagnosis of 3-beta-hydroxysteroid dehydrogenase...
ADMI - Overview: ADAMTS13 Interpretation
Technical interpretation of testing performed to assist in the diagnosis of congenital, immune, or acquired thrombotic thrombocytopenic purpura
UPGDW - Overview: Uroporphyrinogen Decarboxylase, Washed Erythrocytes
Diagnosis of porphyria cutanea tarda type II and hepatoerythropoietic porphyria
LHPED - Overview: Luteinizing Hormone (LH), Pediatrics, Serum
Diagnosis of precocious puberty and delayed puberty in children
PBGDW - Overview: Porphobilinogen Deaminase, Washed Erythrocytes
Confirmation of a diagnosis of acute intermittent porphyria using washed erythrocyte specimens
AADAM - Overview: ADAMTS13 Profile Interpretation
Technical interpretation of a profile to assist with the diagnosis of congenital, immune, or acquired thrombotic thrombocytopenic purpura including inhibitor studies
MP8BS - Overview: Mucopolysaccharidoses, Eight-Enzyme Panel, Blood Spot
Supporting the biochemical diagnosis of mucopolysaccharidoses types II, IIIA, IIIB, IIIC, IVA, IVB, VI, and VII, and of multiple sulfatase deficiency This test is not useful for carrier detection.
NCDA - Overview: Congenital Dyserythropoietic Anemia Gene Panel, Next-Generation Sequencing, Varies
Confirming the diagnosis or carrier variant status of genes associated with congenital dyserythropoietic anemia Identifying variants within genes associated with phenotypic severity, allowing for predictive testing and further genetic...
PST - Overview: Protein S Antigen, Total, Plasma
Aiding in the investigation of patients with a history of thrombosis
SFX - Overview: Protein S Activity, Plasma
Second-order testing for diagnosis of congenital or acquired protein S deficiency, ie, as an adjunct to initial testing based on results of protein S antigen assay (free protein S antigen, with or without total protein S antigen assay)...
DRVI4 - Overview: Dilute Russell's Viper Venom Time (DRVVT) Interpretation
Interpreting mixing and confirmation assays for lupus anticoagulants
21OH - Overview: 21-Hydroxylase Antibodies, Serum
Investigating adrenal insufficiency Aiding in the detection of those at risk of developing autoimmune adrenal failure in the future
LY27B - Overview: HLA-B27, Blood
Assisting in the diagnostic process of ankylosing spondylitis, juvenile rheumatoid arthritis, and reactive arthritis
APOA1 - Overview: Apolipoprotein A1, Serum
Evaluating risk for atherosclerotic cardiovascular disease Aiding in the detection of Tangier disease
ACE - Overview: Angiotensin Converting Enzyme, Serum
Evaluation of patients with suspected sarcoidosis
Mucopolysaccharidosis type I (MPS I) is a rare genetic disorder that typically presents with progressive multisystem involvement in early childhood. This condition results from the deficiency of the enzyme...
webinar on implementation of high-sensitivity troponin I assay - Insights
Cardiovascular Diseases, will be presenting a webinar on the implementation of a high-sensitivity troponin I assay. The webinar will be held February 13 from 1:00-2:00 p.m. eastern....
Should I Stay or Should I Go? - Insights
In this episode of “Lab Medicine Rounds,” host Justin Kreuter, M.D., and Rondell Graham, M.B.B.S., delve into the critical decisions involved in contemplating a role on the staff at the institution where you receive your training.
often oversimplified & misunderstood technology--Part I
In the last decade, genetic testing has evolved from single-gene Sanger based assays to much more complex next-generation sequencing (NGS) based assays.
inform novel treatments for kidney stones - Part I - Insights
A collaborative study between Mayo Clinic and the University of Illinois debunked the previous consensus about how kidney stones grow.