Sensibilidad diagnóstica de electroforesis de proteínas y cadenas livianas libres séricas en gammapatías monoclonales / Diagnostic accuracy of serum protein electrophoresis and free light chain measurements for monoclonal gammopathies
Rev. méd. Chile
; 146(1): 64-67, ene. 2018. tab
Article
em Es
| LILACS
| ID: biblio-1043145
Biblioteca responsável:
CL1.1
ABSTRACT
Background:
International guidelines suggest a screening panel for monoclonal gammopathies that contains serum protein electrophoresis (SPE), free light chain (FLC) measurements and immunofixation. This combination provides the possibility of a timely accurate diagnosis.Aim:
To evaluate the sensibility of a simple screening panel (SPE + FLC). Material andMethods:
We analyzed 191 consecutive serum samples of patients with a suspected monoclonal gammopathy (MG).Results:
Seventy five patients were diagnosed with MG. The sensitivity and specificity of the combination of SPE + FLC for the diagnosis of monoclonal gammopathy were 95% (95% confidence intervals 89-99) and 99% (95% confidence intervals 96-100), respectively.Conclusions:
We were able to validate the international recommendations on the diagnostic accuracy of this simple combination of two tests in serum for monoclonal gammopathy.Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
LILACS
Assunto principal:
Paraproteinemias
/
Eletroforese das Proteínas Sanguíneas
/
Cadeias Leves de Imunoglobulina
Tipo de estudo:
Diagnostic_studies
/
Guideline
/
Observational_studies
Limite:
Humans
Idioma:
Es
Revista:
Rev. méd. Chile
Assunto da revista:
MEDICINA
Ano de publicação:
2018
Tipo de documento:
Article
País de afiliação:
Argentina
/
Chile
País de publicação:
Chile