Table 4

Microbial growth pattern in cultures from 434 consecutive corneal ulcers in south India

Growth patternNo of cases (subtotal)Percentage
Pure bacterial growth:140 32.3
 (single species of bacteria)(128)
 (two species of bacteria)(12)
Pure fungal growth:139 32.0
 (single species of fungus)(138)
 (two species of fungi)(1)
Mixed microbial growth:
 (single species of bacteria with a single species of fungus)15 3.4
Pure Acanthamoeba growth3 0.7
Patients with positive cultures297 68.4
Patients with negative cultures137 31.6
Total number of ulcers434 100.0