Category / Causes of Blindness Number Percent
(A)Bilateral blindness    
Retrobulbur optic neuropathy 2 16.7
(B)Unilateral blindness    
Cataract 3 24.9
Retrobulbar optic neuropathy 2 16.7
Maculopathy 2 16.7
Cytomegalovirus retinitis 1 8.3
Herpes zoster ophthalmicus 1 8.3
Toxoplasmosis 1 8.3
Total 12 100.0
Table 3: Causes of Blindness in the Study Population.