One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine (Plaquenil), a chloroquine derivative. It is used to treat many diseases including malaria, rheumatoid arthritis and systemic lupus erythematosus. Saltwater fish chloroquine compatible with acrifulvine Hydroxychloroquine and chloroquine retinopathy Mechanism of resistance to chloroquine Hydroxychloroquine and thalassemia If the maculopathy continues to progress, concentric zones of hyperpigmentation and depigmentation seen below can form, causing irreversible toxicity. Later disease findings include peripheral bone spicules, vasculature attenuation, and disc pallor can mimic retinitis pigmentosa1 Examples of other patients with Bull’s Eye Maculopathy Chloroquine and hydroxychloroquine can cause toxic retinopathy due to their binding of melanin in the retinal pigmented epithelium RPE as well as direct toxicity to retinal ganglion cells. Early findings include mottling of the RPE and blunted foveal reflex. As the retinopathy progresses, a bull's-eye maculopathy develops, as seen in these photos. Plaquenil Toxicity both Eyes - Partial Bull's Eye - Discontinued 6 Years ago 1042 views 82-year-old woman was on Plaquenil from 1976 from 2005, 200 mg a day. It was discontinued because of abnormal visual fields 6 years ago. It is imperative that patients and physicians are aware of and watch for this drug’s ocular side effects. Retinal toxicity from hydroxychloroquine is rare, but even if the medication is discontinued, vision loss may be irreversible and may continue to progress. Plaquenil bull's eye maculopathy Retinal toxicity associated with chronic exposure to., Bull's-eye maculopathy due to hydroxychloroquine toxicity Malaria proguanil and chloroquine The classic “Bull's eye maculopathy” of HCQ retinopathy, characterized by a perifoveal ring of retinal pigment epithelium RPE atrophy that spares the fovea, is a late finding suggestive of advanced and usually irreversible damage. Hydroxychloroquine retinopathy A review of imaging. Plaquenil Toxicity - Mild - Partial Bull's Eye Maculopathy.. Recommendations on Screening for Chloroquine and.. Bull’s eye maculopathy. A 55-year-old female who had been taking hydroxychloroquine for 10 years before the onset of symptoms. A Color fundus photos showing bull’s-eye maculopathy. B Fundus autofluorescence with central mottled. The condition sometimes resembles a target, or bulls-eye ring, on the retina surrounding the macula. Hydroxychloroquine retinopathy is extremely rare and is most often seen in cases where the dosage is high or the patient has been taking it for several years. Bulls-eye maculopathy is uncommon, but when it does occur, it can be devastating. Bull’s eye maculopathy describes a number of different conditions in which there is a ring of pale-looking damage around a darker area of the macula. The macula can often appear to have circular bands of different shades of pink and orange. Age of onset and severity of sight loss varies, and it can be inherited in many ways.