A big question around NTM is when/whether to treat with antibiotics.
Here is yet another great discussion about the difference between patients. This video is well worth the 40 minutes, and answers a lot of questions that are asked here - right from the experts.

Here is the latest from NJH (National Jewish Health):

Dr Daley is one of the foremost experts on NTM, and he clarifies when to use "watchful waiting" and when and how to treat.
Sue