In the beginning, I had to organize medical information in a medical binder for my special needs child, and that was just to keep my sanity.
The first thing that slams into you is the weight of the diagnosis, then, following is usually a swift kick from some of the various findings at numerous appointments for eyes, ears, heart, and lungs. It is all seriously so overwhelming in the beginning that it is easy to lose track or to even be unsure of how to organize it all.