FOBT - Overview: Fecal Occult Blood, Colorectal Cancer Screen, Qualitative, Immunochemical, Feces
Colorectal cancer screening Screening for gastrointestinal bleeding This test has not been validated for testing of patients with hemoglobinopathies.
LKM - Overview: Liver/Kidney Microsome Type 1 Antibodies, Serum
Evaluation of patients with liver disease of unknown etiology Evaluation of patients with suspected autoimmune hepatitis
T4 - Overview: T4 (Thyroxine), Total Only, Serum
Monitoring treatment with synthetic hormones (synthetic T3 [triiodothyronine] will cause a low total T4 [thyroxine]) Monitoring treatment of hyperthyroidism with thiouracil and other anti-thyroid drugs Index of thyroid function when the...
DHVD - Overview: 1,25-Dihydroxyvitamin D, Serum
As a second-order test in the assessment of vitamin D status, especially in patients with renal disease Investigation of some patients with clinical evidence of vitamin D deficiency (eg, vitamin D-dependent rickets due to hereditary...
LFACX - Overview: Cryptococcus Antigen with Reflex, Spinal Fluid
Aiding in the diagnosis of cryptococcosis This test should not be used as a test of cure or to guide treatment decisions. This test should not be performed as a screening procedure for the general population.
CLFA - Overview: Cryptococcus Antigen Screen with Titer, Spinal Fluid
Aiding in the diagnosis of cryptococcosis This test should not be performed as a screening procedure for the general population. This test should not be used as a test of cure or to guide treatment decisions.
SLFA - Overview: Cryptococcus Antigen Screen with Titer, Serum
Aiding in the diagnosis of cryptococcosis This test should not be used as a test of cure or to guide treatment decisions. This test should not be used as a screening procedure for the general populations.
2425D - Overview: 25-Hydroxyvitamin D:24,25-Dihydroxyvitamin D Ratio, Serum
As a screening test for inactivating CYP24A1 variants in patients with symptoms, signs, or biochemical findings of parathyroid hormone-independent hypercalcemia or hypercalciuria
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...
CTSU - Overview: Ceramide Trihexosides and Sulfatides, Random, Urine
Identifying patients with Fabry disease Identifying patients with metachromatic leukodystrophy Identifying patients with saposin B deficiency Identifying patients with multiple sulfatase deficiency Identifying patients with...
Understanding the difference between benign and malignant adrenal tumors has alway been difficult; this new assay will assist with this medical challenge.
Urinary Steroid Profile [Test in Focus] - Insights
Irina Bancos, M.D. gives an overview of this test available through Mayo Clinic Laboratories. She discusses when this testing should be ordered, how this testing compares to other testing approaches, and what clinical action can be taken...
01/2024© Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. Steroid Pathways Mineralocorticoids CYP17A1 = Cytochrome P450 Family 17 Subfamily A Member 1 HSD3B1/HSD3B2 =...
GFAP: Novel Test for a Newly Identified Meningoencephalomyelitis - Insights
Mayo Clinic Laboratories is the only laboratory in the world to offer testing for a novel form of autoimmune meningoencephalomyelitis. Known as autoimmune glial fibrillary acidic protein (GFAP) astrocytopathy, the condition was identified...
What started as a persistent headache for Spencer Lodin soon devolved into slowed speech, seizures, and hallucinations, symptoms which stumped ER doctors into thinking he had meningitis or was suffering from psychosis. Finally, specialized...