When Ed has a barium X-ray, the image of the swallowed fluid is anatomically inaccurate. The fluid falls straight down to an extremely large "stomach" in his groin area.
(at around 37 mins) Ed is at the bathroom sink and has just replaced the pill bottle in the medicine cabinet. As he closes the cabinet door, the director and the camera are reflected in the mirror.
When Dr. Norton is looking at Ed's electrocardiogram, he is shown viewing it upside down.