@annagh One of the first places I send member is here:
https://connect.mayoclinic.org/discussion/resources-for-the-abcs-on-bronchiectasis-and-mac-ntm/
And then I encourage them to ask a question to "break the ice" - it usually opens a dialog. As she is in the "wait and watch" stage she may be interested in the discussion about managing MAC without antibiotics:
https://connect.mayoclinic.org/discussion/treating-mac-without-the-big-three/
People there have great suggestions about how they are living with the infection.