Table 1.
Bacterial isolates in patients with external ocular infections, Gondar University Teaching Hospital, Ethiopia
| Blepharitis | Conjunctivitis | Blepharo-conjunctivitis | External hordeolum | Dacryocystitis | Lid abscesses | Trauma | Others | Total isolates | |
|---|---|---|---|---|---|---|---|---|---|
| Gram-positive bacteria | |||||||||
| S. aureus | 7(20.0) | 9(25.7) | 5(14.3) | 1(2.6) | 6(17.1) | 1(2.6) | 4(11.4) | 2(5.7) | 35(26.7) |
| CNS | 6(16.6) | 9(25.0) | 4(11.1) | 1(2.8) | 9(25.0) | 1(2.8) | 6(16.7) | – | 36(27.5) |
| S. pneumoniae | – | – | – | 2(100.0) | – | – | – | 2(1.5) | |
| S. pyogen | – | 1(50.0) | – | – | – | – | 1(50.0)) | – | 2(1.5) |
| Enterobacter species | – | – | 1(4.0) | – | 2(100.0) | – | – | – | 2(1.5) |
| Gram-negative bacteria | |||||||||
| E. coli | 1(10.0) | 6(60.0) | – | – | 1(10.0) | – | 1(10.0) | 1(10.0) | 10(7.6) |
| Klebsiella spp. | – | 5(62.5) | 1(12.5) | – | 2(25.0) | – | – | – | 8(6.1) |
| Pseudomonas spp. | 1(7.1) | 7(50.0) | 2(14.3) | – | 3(21.4) | – | – | 1(7.1) | 14(10.7) |
| Citrobacter spp. | – | 1(25.0) | 1(25.0) | – | 1(25.0) | – | – | 1(25.0) | 4(3.1) |
| H. influenzae | 3(30.0) | 4(40.0) | – | – | 2(20.0) | – | – | 1(10.0) | 10(7.6) |
| P. vulgaris | 1(50.0) | – | – | – | 1(50.0) | – | – | – | 2(1.5) |
| P. mirabilis | 1(33.3) | – | – | – | 1(33.3) | – | – | 1(33.3) | 3(2.3) |
| Providencia spp. | 1(33.3) | 1(33.3) | – | – | 1(33.3) | – | – | – | 3(2.3) |
| Total | 21(16.0) | 43(32.8) | 13(9.9) | 2(6.5) | 31(23.7) | 2(6.5) | 12(9.2) | 7(5.3) | 131(100) |
CNS coagulase negative Staphylococci