2009 ICD-9-CM Volume 2 Index Home > 'O' words > O... to Oculoauriculovertebral... Oculogyric... to Ohara... Oidiomycosis... to Oliguria... Ollier... to Onychogryphosis... Onychogryposis... to Operculum... Ophiasis... to Oriental... Orientation... to Osteo... Osteo... to Osteofibrosarcoma... Osteogenesis... to Osteopsathyrosis... Osteoradionecrosis... to Outburst... Outcome... to Overhanging... Overload... to Ozena...