DEXA - Overview: Dexamethasone, Serum
Confirming the presence of dexamethasone in serum Confirming the cause of secondary adrenal insufficiency This test is not useful as the sole basis for a diagnosis or treatment decisions.
AIVC - Overview: Aldosterone, Inferior Vena Cava, Serum
Investigation using inferior vena cava specimen for: -Primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) -Secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure...
APIVC - Overview: Aldosterone, Inferior Vena Cava, Plasma
Investigation using inferior vena cava plasma specimen for: -Primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) -Secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac...
APRAV - Overview: Aldosterone, Right Adrenal Vein, Plasma
Investigation using right adrenal vein plasma specimen for: -Primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) -Secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac...
APLAV - Overview: Aldosterone, Left Adrenal Vein, Plasma
Investigation using left adrenal vein plasma specimen for: -Primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) -Secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac...
ARAV - Overview: Aldosterone, Right Adrenal Vein, Serum
Investigation using right adrenal vein specimen for: -Primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) -Secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure...
ALAV - Overview: Aldosterone, Left Adrenal Vein, Serum
Investigation using left adrenal vein specimen for: -Primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) -Secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure...
BILEA - Overview: Bile Acids, Total, Serum
An aid in the evaluation of liver function Evaluation of liver function changes before the formation of more advanced clinical signs of illness such as icterus An aid in the determination of hepatic dysfunction as a result of chemical and...
ERPR - Overview: Estrogen/Progesterone Receptor, Semi-Quantitative Immunohistochemistry, Manual
Guiding decisions on hormonal therapy in patients with breast carcinomas This test is not useful for cases of lobular carcinoma in situ.
CRANR - Overview: Cortisol, Free, Random, Urine
Investigating suspected hypercortisolism when a 24-hour collection is prohibitive (ie, pediatric patients)
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...