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Inicio Archivos de la Sociedad Española de Oftalmología (English Edition) Crystalline keratopathy due to kappa chains in a monoclonal gammopathy
Journal Information
Vol. 88. Issue 12.
Pages 489-492 (December 2013)
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Vol. 88. Issue 12.
Pages 489-492 (December 2013)
Short communication
Crystalline keratopathy due to kappa chains in a monoclonal gammopathy
Queratopatía cristalina por cadenas kappa en gammapatía monoclonal
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1733
J.C. Mesa-Gutiérrez
Corresponding author
jcarlosmesa@mixmail.com

Corresponding author.
, A. Rouras-López, V. Amías-Lamana, J. Hoyos-Chacón, I. Cabiró-Badimón, J. Porta-Monnet
Servicio de Oftalmología, Hospital Esperit Sant, Santa Coloma de Gramenet, Barcelona, Spain
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Table 1. Differential diagnostic of crystalline keratopathy.
Abstract
Case report

The following case shows corneal crystal formation in a patient in whom thee systemic work-up led to the diagnosis of a monoclonal gammopathy with increased monoclonal immunoglobulin G (IgG). We present the corneal signs and subsequent hematological investigations undertaken to establish this important association.

Discussion

Systemic work-up of a patient with corneal deposits showed a monoclonal gammopathy with increased monoclonal immunoglobulin (IgG-type kappa). Corneal crystals, a rare, but significant, clinical finding, may be the initial presentation in a patient with monoclonal gammopathy.

Keywords:
Corneal crystals
Immunoglobulin G
Kappa light chains
Monoclonal gammopathy
Resumen
Caso clínico

Se muestra una queratopatía cristalina en un paciente cuyo estudio sistémico permitió el diagnóstico de una gammapatía monoclonal por cadenas kappa de inmunoglobulina G (IgG). Se presentan los signos corneales y la investigación diagnóstica que se llevó a cabo para establecer esta importante asociación.

Discusión

La investigación sistémica de un paciente con depósitos corneales constató una gammapatía monoclonal IgG-kappa. Los cristales corneales pueden ser la manifestación inicial en un paciente con gammapatía monoclonal, un hallazgo clínico poco frecuente aunque muy significativo.

Palabras clave:
Cristales corneales
Inmunoglobulina G
Cadenas ligeras kappa
Gammapatía monoclonal

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