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Table 2 Classification of visual impairment in a person according to the International Statistical Classification of Diseases [1].

From: Revision of visual impairment definitions in the International Statistical Classification of Diseases

ICD code Level of visual impairment in a person
H54 Blindness and low vision
H54.0 Blindness, both eyes
Visual impairment categories 3, 4, 5 in both eyes.
H54.1 Blindness, one eye, low vision other eye
Visual impairment categories 3, 4, 5 in one eye, with categories 1 or 2 in the other eye.
H54.2 Low vision, both eyes
Visual impairment categories 1 or 2 in both eyes.
H54.3 Unqualified visual loss, both eyes
Visual impairment category 9 in both eyes.
H54.4 Blindness, one eye
Visual impairment categories 3, 4, 5 in one eye [normal vision in other eye].
H54.5 Low vision, one eye
Visual impairment categories 1 or 2 in one eye [normal vision in other eye].
H54.6 Unqualified visual loss, one eye
Visual impairment category 9 in one eye [normal vision in other eye].
H54.7 Unspecified visual loss
Visual impairment category 9 NOS.