2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Nervous System And Sense Organs 320-389 > Disorders Of The Eye And Adnexa 360-379 > Keratitis 370.* > 2006 ICD-9-CM Diagnosis 370.52 Diffuse interstitial keratitis View the most recent version of ICD-9-CM 370.52 370.52 is a specific code that can be used to specify a diagnosis 370.52 contains 6 index entries View the ICD-9-CM Volume 1 370.* hierarchy Alternate Terminology Cogan's syndrome  Index entries containing 370.52: Cogan's syndrome 370.52 congenital oculomotor apraxia 379.51 nonsyphilitic interstitial keratitis 370.52 Disease, diseased - see also Syndrome Cogan's 370.52 Keratitis (nodular) (nonulcerative) (simple) (zonular) NEC 370.9 diffuse interstitial 370.52 interstitial (nonsyphilitic) 370.50 diffuse 370.52 Syndrome - see also Disease Cogan's (nonsyphilitic interstitial keratitis) 370.52