Bariatric Lab Work

    The Ontario Bariatric Network (OBN) requires patients to have blood work done before surgery as well as, 3 months, 6 months and one year after surgery and then yearly for life.

    Below you can find a link to print a list of the required bloodwork for each of these time frames:

    Baseline bloodwork
    3 month bloodwork
    6 month bloodwork
    Annual bloodwork