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