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Journal Information
Vol. 91. Issue 8.
Pages 385-390 (August 2016)
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Vol. 91. Issue 8.
Pages 385-390 (August 2016)
Original article
Lens density measurement with Scheimpflug camera in vitrectomised eyes
Densidad critaliniana medida con cámara de Scheimpfug en ojos vitrectomizados
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243
M.A. Ibáñez-Ruiz
Corresponding author
oftalmologia.mariba@gmail.com

Corresponding author.
, P. Beneyto-Martin, M.T. Pérez-Martínez
Secciones de Retina y Polo anterior, Hospital Virgen de la Salud, Toledo, Spain
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Table 1. Mean peak, linear and area densities in vitrectomised and non-vitrectomised eyes.
Abstract
Objective

To determine whether vitrectomised eyes have a higher lens optical density, when measured with a Scheimpflug camera, compared to non-vitrectomised eyes.

Method

The peak and linear Scheimpflug optical density (DOS), and area of both eyes were measured in a sample size of 81 vitrectomised phakic patients. A comparison was made between the DOS of the vitrectomised eye lens and the contralateral non-vitrectomised eye using the Student's t-test.

Results

A significantly higher linear DOS and area was obtained in the 81 vitrectomised phakic eyes when compared to the non-vitrectomised eyes (p<0.001). The peak DOS is not significantly increased in respect to non-vitrectomised eyes (p=0.59).

Conclusions

The lens DOS in vitrectomised eyes is higher than in non-vitrectomised eyes. The importance of the vitreous in the maintenance of lens transparency is emphasized.

Keywords:
Crystalline
Vitrectomy
Densitometry
Scheimpflug
Cataracts
Resumen
Objetivo

Determinar si los ojos vitrectomizados presentan una mayor densidad óptica cristaliniana, medida con cámara Scheimpflug, con respecto a los ojos no vitrectomizados.

Método

Se selecciona a 81 pacientes fáquicos vitrectomizados a los que se les mide la densidad óptica Scheimpflug (DOS) pico, lineal y de área, de ambos ojos. Comparamos las medias de DOS del cristalino del ojo vitrectomizado y del contralateral no vitrectomizado, mediante el test t de Student.

Resultados

En 81 ojos fáquicos vitrectomizados se han obtenido unas DOS medias, lineales y de área posvitrectomía significativamente mayores respecto a los ojos no vitrectomizados (p < 0,001). La DOS pico no resultó significativamente mayor con respecto a los ojos no vitrectomizados (p = 0,59).

Conclusiones

En ojos vitrectomizados encontramos mayor DOS cristaliniana que en ojos no vitrectomizados. El gel vítreo resultaría importante en el mantenimiento de la transparencia del cristalino.

Palabras clave:
Cristalino
Vitrectomía
Densitometría
Scheimpflug
Cataratas

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