Risk factors for hydroxychloroquine retinopathy; presence of any risk factor warrants earlier screening
| Major risk factors | Minor risk factors |
|---|---|
| HCQ dosage >5.0 mg/kg | Age |
| Duration >5 years | Liver disease |
| Renal impairment | Genetic factors |
| Concomitant tamoxifen use | |
| Known retinal and macular disease |