Vitelliform macular dystrophy andbutterfly-shaped epithelial dystrophy: acontinuum?

SUMMARY We reportthecaseofa22-year-old white female whopresented foraroutine ocular examination anddisplayed Best's disease inherright eyeandbutterfly-shaped macular dystrophy inherleft eye.Thesediagnoses wereconfirmed byfluorescein angiography, EOG,andERG.The fact that these 2disorders arepresent inone personsuggests that they areonly different manifestations ofthesame underlying disease process. Vitelliform macular dystrophy (Best's disease) and butterfly-shaped epithelial dystrophy ofthemacula (Deutman's dystrophy) havebeendescribed as2 separate heredodystrophic diseases affecting the retinal pigment epithelium andtheouter retina. 2We reporta patient who hasvitelliform macular