<prompt> Interstitial keratitis is caused by all except -TBHSVEBVPeussis  <response>: INTERSTITIAL KERATITISInterstitial keratitis denotes an inflammation of thecorneal stroma without primary involvement of theepithelium or endothelium.Causes. Its common causes are: Congenital syphilis Tuberculosis Cogans syndrome Acquired syphilis Trypanosomiasis Malaria Leprosy Sarcoidosis REF:Comprehensive ophthalmology,4th edition,pg no.120 