Show pageExport to PDFBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. {{tag>ddx retina}} ====== Crytalline Retinopathy ====== ==== Ocular Causes ==== * Bietti crystalline dystrophy * Calcific drusen * Gyrate atrophy * Retinal telangiectasia ==== Systemic Causes ==== * Primary hereditary hyperoxaluria * Cystinosis * Secondary oxalosis (due to CRF and hemodialysis) * Sjogren-Larsson syndrome ==== Drug Induced ==== * Tamoxifen (daily dose > 200 mg) * Canthaxanthine * Methoxyflurane anesthesia (secondary oxalosis) * Ethylene glycol ingestion * Oxalate * Talc * Nitrofurantoin ddx retina