Chromogranin a test interpretation
WebJan 8, 2024 · Abstract. Background: Chronic diarrhea is defined as more than 3 bowel movements per day, or loose stools, or stool weight >200 g/day for at least 4 weeks. Accompanying symptoms may include urgency, abdominal pain, or cramps. Summary: A number of causes have to be considered, including inflammatory, neoplastic, … WebChromogranin A 1 is a hydrophilic glycoprotein that is stored in the chromaffin granules of the neuroendocrine cells. 2 The physiologic role of CgA has not been fully elucidated, but studies suggest that it serves as a precursor to other biologically active peptides and facilitates the production of other hormones and neuropeptides. 2-4 In …
Chromogranin a test interpretation
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WebChromogranin A (CGA) is a 439-amino acid protein with a molecular weight of 48 to 60 kDa, depending on glycosylation and phosphorylation status. It is a member of the granin family of proteins and polypeptides. WebNontumor-related elevations of Chromogranin A can be observed in gastrointestinal, cardiovascular, and renal disorders, as well as with proton pump inhibitor (PPI) therapy. It is recommended to stop PPI treatment for at least two weeks prior to testing.
WebNontumor-related elevations of Chromogranin A can be observed in gastrointestinal, cardiovascular, and renal disorders, as well as with proton pump inhibitor (PPI) therapy. … WebAn increased Chromogranin A level in a person with symptoms may indicate the presence of a tumor, but it is not specific for the type of tumor or its location. In order to diagnose the condition, the tumor itself must be located, biopsied, and examined by a pathologist. The healthcare practitioner will frequently follow an abnormal test result with an order for an …
WebPheochromocytoma is a rare, though potentially lethal, tumor of chromaffin cells of the adrenal medulla that produces episodes of hypertension with palpitations, severe headaches, and sweating ("spells"). Patients with pheochromocytoma may also be asymptomatic and present with sustained hypertension or an incidentally discovered … WebBack to Test Catalogue Chromogranin A, Plasma. Test ID: CHRA. Print Email. Test . Specimen ... Performance / Interpretation. Method. Fluorescent Immunoassay. Turnaround Time. 7 days. Results. Name Units Reference Range Conversion Factor; Chromogranin A: ng/mL: ≤76; Chromogranin A results may be elevated in patients treated with proton …
WebChromogranin A (CGA) is measured in a homogeneous automated immunofluorescent assay. This assay uses technology based on a variant of Forster resonance energy transfer, called time-resolved amplified cryptate emission (TRACE).
WebChromogranin A is elevated in pheochromocytomas. It has been identified as autoantigen in type 1 diabetes. A peptide fragment of ChgA located in the Vasostatin-1, namely … food safe beeswax wood finishWebInterpretation. Follow-up/Surveillance: Urine 5-hydroxyindolacetic acid (5-HIAA) and serum chromogranin A (CGA) increase in proportion to carcinoid tumor burden. Because of the linear relationship of CGA to tumor burden, its measurement also … electoral division of lingiariWebSep 24, 2024 · Chromogranin A is a secretory protein, composed of 439 amino acids, found in the large dense-core vesicles of the neuroendocrine cells. It belongs to the … electoral division of farrerWebIn conjunction with, or as an alternative to, first-order tests in the differential diagnosis of isolated symptoms suggestive of carcinoid syndrome, in particular flushing (5-hydroxyindoleacetic acid or serum chromogranin A measurements are first-line tests) electoral division of lyneWebChromogranin A (CGA) is a 439-amino acid protein with a molecular weight of 48 to 60 kDa, depending on glycosylation and phosphorylation status. It is a member of the granin family of proteins and polypeptides. Granins are widespread in endocrine, neuroendocrine, peripheral, and central nervous tissues, where they are found in secretory ... electoral division of greyWebChromogranin A (CGA) is a 439-amino acid protein with a molecular weight of 48 to 60 kDa, depending on glycosylation and phosphorylation status. It is a member of the … electoral count act senate voteWebChromogranin Immunostain, Technical Component Only Specimen Performance Fees & Codes Setup & Updates Useful For Aiding in the identification of tumors with neuroendocrine differentiation Reflex Tests Testing Algorithm food safe bleach solution