Grading of nucleus hardness on slit-lamp biomicroscopy

Grading of nucleus hardness on slit-lamp biomicroscopy

Based on Nucleus hardness of Cataract ( practical use for phaco surgery)

Grade                         Slit Lamp finding

Grade I                        Soft, White or greenish yellow

Grade II                       Soft-medium, Yellowish

Grade III                      Medium-hard, Amber

Grade IV                      Hard, Brownish

Grade V                        Ultrahard, Blackish (rock hard)

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