Retinitis pigmentosa (RP) is an incurable degenerative retinal disease that affects an estimated 100 000 people in the United States. Progression of some forms of RP can be slowed with daily supplements of vitamin A.1
Many patients frustrated by the progression of their disease and the lack of successful treatment options have sought alternative therapies. A treatment being offered in Cuba is based on the theory that increasing blood flow to the retina may halt the progress of the disease. The protocol has patients undergoing electrical stimulation as well as having their blood drawn, ozonated, and reintroduced. Finally, a pedicle of retrobulbar fat with blood vessels is attached to the posterior sclera.
In addition to the questionable benefit of this "therapy," complications can occur. To our knowledge, we report the first case in the English literature of binocular diplopia, which we believe to be a complication of the Cuban
Bacal DA, Rousta S, Hertle RW, Maguire A. Restrictive Strabismus After Ocular Surgery for Retinitis Pigmentosa in Cuba. Arch Ophthalmol. 1997;115(7):930-931. doi:10.1001/archopht.1997.01100160100024