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Placas de color de Ishihara utilizadas para la evaluación de la simultanagnosia en la atrofia cortical posterior: un
Francesco Pellegrini1, Alessandra Cuna2, Mutali Musa3,4
1Department of Ophthalmology, ASFO Pordenone Hospital, Pordenone, Italy, Pordenone 33170, Italy.
World journal of clinical cases
|August 29, 2025
Resumen
La Simultanagnosia, un trastorno visual que afecta la percepción de objetos, se puede diagnosticar mediante la prueba de color Ishihara. Este estudio destaca su utilidad en la identificación de la atrofia cortical posterior.
Área de la Ciencia:
- La neurociencia
- Oftalmología
Sus antecedentes:
- Simultanagnosia es un déficit de procesamiento visual donde los individuos no pueden percibir múltiples objetos simultáneamente.
- Esta condición perjudica la capacidad de sintetizar una percepción visual global a pesar de reconocer elementos individuales.
Objetivo del estudio:
- Para presentar un caso de simultanagnosia en la atrofia cortical posterior.
- Para resaltar la utilidad de la prueba de color Ishihara en el diagnóstico de simultanagnosia.
Principales métodos:
- Un estudio de caso de una mujer de 54 años con dificultades para leer.
- Utilizó la prueba de color de Ishihara, pruebas de campo visual automatizadas, neuroimagen y análisis de líquido cefalorraquídeo.
- Diagnosticó una atrofia cortical posterior como la causa subyacente.
Principales resultados:
- El paciente no pudo identificar las placas de color de Ishihara a pesar de la agudeza visual normal.
- Confirmado hemianopía homónima a través de pruebas de campo visual.
- La neuroimagen y el análisis del LCR apoyaron el diagnóstico de atrofia cortical posterior.
Conclusiones:
- Las placas pseudoisocromáticas de Ishihara pueden probar con eficacia la simultanagnosia.
- El reconocimiento de patrones en la prueba de Ishihara requiere la integración de múltiples estímulos visuales, un proceso deteriorado en la simultanagnosia.
Palabras clave:
Síndrome de BensonInforme sobre el casoVisión del colorPlacas de color de IshiharaAtrofia de la corteza posteriorSimultanagnósiaMás Videos Relacionados
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