Case 2 is a 47 year old woman with 20/500 visual acuity. She had normal acuity before age 10 and her parents still have normal vision.
Color fundus photograph of the left eye.
Optical coherence tomogram of the left eye.
This lady was born with an extra digit on the postaxial side of both hands and both feet and small scars can still be seen where these digits were removed. Her cognitive ability is a bit below normal and her body mass index is above normal. She also has type 2 diabetes mellitus.