Since we dont' know if this is fish TB, we have to keep things in context and remember that there are many things more common than it.

Sadly, TB isn't curable.

Have you isolated the one showing symptoms and started treatment on him? I would recommend that for now.


If fish TB is an issue, then you want to be careful if you have any open wounds or such on your hands -- here's an article about human issues with fish tb.

~Ash