capacity (tibc multiplied by 100. Deferiprone can protect the retinas of mice by entering the retina and removing iron from it, said Dunaief, whose lab is currently testing additional drugs to prevent iron accumulation in the eye. This means that ferritin is constantly being made no matter whether iron levels are high or low. Age-related macular degeneration (AMD) is regarded as the leading cause of vision loss for people over the age. In hhcs, components of ferritin accumulate in the eye lens and crystalize disrupting the light transmission which enables a person to see. Attachment, posted on Mon, June 20, 2016 by Kayla Wiles. Right now, the only known treatment for hhcs is cataract surgery.