<prompt> Decreased corneal sensations can be seen in -Bacterial corneal ulcerMycotic corneal ulcerLeprosyInterstial keratitis  <response>: Neuroparalytic keratitis occurs due to paralysis ofthe sensory nerve supply of the cornea. Involvement of corneal nerves in leprosy. REF:Comprehensive ophthalmology,20th edition,AK Khurana,pg no.107. 