<prompt> Satellite nodule on a corneal ulcer is seen due toFungal infectionBacterial infectionViral infectionProtozoal infections  <response>: Fungal infection 100- Khurana 4thFUNGAL - KERATITIS - caused by filamentous fungiSign. It is dry looking grayish- white with elevated rolled out margins Delicate feathery finger like extension are present into the surrounding stroma under the intact epithelium A sterile immune-ring yellow line of demarcation may be present Multiple small satellite lesions may be present around the ulcer Usually a big hypopyon unlike bacterial ulcer may not be sterile and the fungi can penetrate into the anterior chamber without perforation Perforation in mycotic ulcer is rare but can occure Corneal vascularization is consipicusly absent 