AKT-2167

A 78-year-old man presents to you with complaints of vision problems in his right eye. He has been experiencing crooked edges on his door and occasional blurring of his vision. He has noticed that he tends to turn slightly while driving, but his peripheral vision remains unaffected. He denies any pain in his eye. Upon examination, his visual acuity is normal and his fundi appear unremarkable. However, when asked to look at a lined piece of paper, he reports seeing breaks in the lines. What is the most likely diagnosis?