Screening for and diagnosis of monoclonal gammopathy

Monoclonal gammopathy is a spectrum of disorders characterised by clonal proliferation of plasma cells or lymphocytes, which produce abnormal immunoglobulin or its components (monoclonal proteins). Monoclonal gammopathies are often categorised as low-tumour-burden diseases (eg, amyloid light chain (...

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Veröffentlicht in:Journal of clinical pathology 2023-11, Vol.76 (11), p.727-733
Hauptverfasser: Chong, Yuh Ping, Lim, Say Min, Loh, Tze Ping, Mollee, Peter, Wijeratne, Nilika, Choy, Kay Weng
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container_end_page 733
container_issue 11
container_start_page 727
container_title Journal of clinical pathology
container_volume 76
creator Chong, Yuh Ping
Lim, Say Min
Loh, Tze Ping
Mollee, Peter
Wijeratne, Nilika
Choy, Kay Weng
description Monoclonal gammopathy is a spectrum of disorders characterised by clonal proliferation of plasma cells or lymphocytes, which produce abnormal immunoglobulin or its components (monoclonal proteins). Monoclonal gammopathies are often categorised as low-tumour-burden diseases (eg, amyloid light chain (AL) amyloidosis), premalignant disorders (such as monoclonal gammopathy of undetermined significance and smouldering multiple myeloma), and malignancies (eg, multiple myeloma and Waldenström’s macroglobulinaemia). Such diversity of concentration and structure makes monoclonal protein a challenging clonal marker. This article provides an overview on initial laboratory testing of monoclonal gammopathy to guide clinicians and laboratory professionals in the selection and interpretation of appropriate investigations.
doi_str_mv 10.1136/jcp-2023-208774
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subjects Amyloidosis
Anemia
Best practice
Biomarkers, Tumor
Bone marrow
Clinical significance
Creatinine
Disease
Hypercalcemia
Immunoglobulins
Laboratories
Light
Magnetic resonance imaging
Multiple Myeloma
Patients
Plasma
Primary care
Proteins
Tomography
Urine
title Screening for and diagnosis of monoclonal gammopathy
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