Table 1: Clinical Characteristics of 22 Patients (24 Eyes) with Microsporidia Keratoconjunctivitis

No. Age/Gender/Race Risk Factors (Duration Prior to Presentation) Symptoms (Duration) Presenting BCVA Signs Treatment
1 20/ Male/ Indian Foreign matter entering eye (7 days prior) Redness, foreign body sensation (5 days) 6/6 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q2H, G hexamidine q2H, PO albendazole 400mg od
2 17/ Male/ Eurasian Mud entering eye (5 days prior) Redness, discharge, blurring (5 days) 6/6 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q1H, G hexamidine q3H, PO albendazole 400mg od
3 30/ Male/ Chinese Mud entering eye (5 days prior), contact lens wear Redness, discharge (7 days) 6/7.5 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q2H, G hexamidine q2H
4 21/ Male/ Chinese Mud entering eye (5 days prior) Redness, discharge, blurring, photophobia (5 days) 6/18 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G ciprofloxacin q3H, G hexamidine q3H
5 39/ Male/ Caucasian Mud entering eye (8 days prior), contact lens wear Redness, discharge, foreign body sensation (5 days) 6/9 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q3H, G hexamidine q3H, PO albendazole 400mg od
6 76/ Male/ Chinese Nil Redness, discharge, foreign body sensation (5 days) 6/24 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis, anterior uveitis G levofloxacin q3H, G hexamidine q3H, PO albendazole 400mg od
7 17/ Female/ Indian Mud entering eye (14 days prior) Redness, discharge, blurring of vision (6 days) 6/6 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q2H, G hexamindine q2H
8 41/ Male/ Chinese Nil Redness, discomfort (5 days) 6/6 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q3H, G hexamidine qds, PO albendazole 200mg od, G fluormetholone tds
9 15/ Male/ Malay Mud entering eye (14 days prior) Redness, tearing (14 days) 6/12 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis, anterior uveitis G levofloxacin q3H, G hexamidine qds
10 29/ Male/ Chinese Contact lens wear Foreign body sensation (7 days) 6/9 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q3H, G hexamidine qds, G fluormetholone tds
11 46/ Male/ Chinese Nil Redness (10 days) 6/7.5 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q3H, G hexamidine q3H, G prednisolone acetate 0.12% qds
12 48/ Male/ Malay Mud entering eye (7 days prior) Redness, swelling (14 days) 6/9 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G ciprofloxacin q3H, G hexamidine tds,
13 16/ Female/ Malay Mud entering eye (4 days prior) Redness, swelling, discharge (4 days) 6/18 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G cefazolin (50mg/ml) qds, G dexamethasone 1% qds, G gentamicin (14mg/ml) q3H, G levofloxacin qds, G hexamidine qds
14 23/ Male/ Malay Nil Redness, discharge, pain (2 days) 6/6 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G optodexine q3H, G levofloxacin q3H, G hexamidine qds
15 19/ Male/ Malay Contact lens wear Redness, discomfort (5 days) 6/6 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis, anterior uveitis G levofloxacin q3H, G hexamidine qds, PO albendazole 200mg om, G Prednisolone acetate 0.12% bd
16 25/ Male/ Chinese Mud entering eye (7 days prior) Redness, discharge (7 days) 6/18 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis, anterior uveitis G levofloxacin q3H, G hexamidine q3H, G prednisolone acetate 0.12% qds
17 29/ Male/ Chinese Mud entering eye (7 days prior), contact lens wear Redness, discomfort (4 days) 6/9 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q3H, G hexamidine q3H, G prednisolone acetate 1% qds, PO albendazole 200mg od
18 19/ Male/ Chinese Mud entering eye (4 days) Redness (4 days) 6/6 OU Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis, anterior uveitis (bilateral) G levofloxacin q3H, G hexamidine qds, G prednisolone acetate 1% q3H
19 32/ Male/ Chinese Mud entering eye (7 days) Redness, discharge, blurring of vision (7 days) 6/12 OD 6/6 OS Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis (bilateral) G levofloxacin qds, G hexamidine qds, G prednisolone acetate 0.12% bd
20 37/ Male/ Indian Mud entering eye (7 days) Redness, swelling (7 days) 6/9 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis, anterior uveitis G levofloxacin qds, G hexamidine qds, G prednisolone acetate 0.12% qds
21 16/ Male/ Chinese Mud entering eye (7 days) Redness, discharge, blurring of vision (2 days) 6/18 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin q3H, G hexamidine qds
22 51/ Indian/ Male Mud entering eye (7 days) Redness, discomfort (7 days) 6/15 Diffuse coarse punctate epithelial keratitis, diffuse conjunctivitis G levofloxacin qds, G hexamidine qds

G – guttae; PO – by mouth; od – once daily, in the morning; bd – twice daily; tds – three times daily; qds – four times daily; q1H – every one hour; q2H – every 2 hours; q3H – every 3 hours etc.; OD – right eye; OS – left eye; Defaulted – did not attend subsequent scheduled appointment for review; BCVA – best corrected visual acuity.