• Hypopyon corneal ulcer with rapid progression and perforation: Pseudomonas
• Ulcer serpens: Pneumococcus
Most common causative organism causing fungal ulcer in India: Aspergillus
• Drug of choice for fungal corneal ulcer (filamentous): Natamycin
• Drug of choice for ulcer (non-filamentous): Amphotericin B
• Steroids are absolutely contraindicated in both bacterial and fungal ulcers
• Atropine must be given in all cases to relieve ciliary spasm
