Treating HIV-associated cytomegalovirus retinitis with oral valganciclovir and intra-ocular ganciclovir by primary HIV clinicians in southern Myanmar: a retrospective analysis of routinely collected data

Table 5 ICD-10 classification of visual impairment [19].

Category of visual impairment		Visual acuity
Category of visual impairment		Worse than	Equal to/better than
0	Mild/none	N/A	6/18
1	Moderate	6/18	6/60
2	Severe	6/60	3/60
3	Blindness	3/60	1/60
4	Blindness	1/60	Light perception
5	Blindness	No light perception	N/A

ISSN: 1471-2334