I thought this was a good read. It includes things to do pre-op that I haven't seen written down. Most of these, though, don't always discuss the removal of both adrenal glands, which is really a different matter in terms of replacing hormones, recovery time, and after care.
Society of American Gastrointestinal and Endoscopic Surgeons
http://www.sages.org/publications/patient-information/patient-information-for-laparoscopic-adrenal-gland-removal-adrenalectomy-from-sages/