After 48 hours of a cataract extraction operation, a patient complained of ocular pain and visual loss. On examination, this eye looked red with ciliary injection, corneal oedema and absent red reflex. The first suspicion must be:

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The symptoms described, including ocular pain, visual loss, red eye with ciliary injection, corneal edema, and absent red reflex, occurring after a surgical procedure like cataract extraction, are highly suggestive of bacterial endophthalmitis. This is a severe and potentially vision-threatening infection inside the eye that requires immediate attention.

After 48 Hours of a Cataract Extraction Operation, a Patient