Myasthenia Gravis Support Group
Myasthenia gravis (MG) is a neuromuscular disease leading to fluctuating muscle weakness and fatiguability. The hallmark of myasthenia gravis is muscle weakness that increases during periods of activity and improves after periods of rest. Although myasthenia gravis may affect any voluntary muscle, muscles that control eye and eyelid movement, facial expression, and...

With the first three that I mentioned there doesn't seem to be any difference in the type of treatments used and the efficacy of them. MuSk is a different story and it is much harder to treat than the others. Some cases are call Refractory and similar to MuSK it is difficult to treat and patient's don't respond the same to the treatments.
For the most part the treatments remain the same for all types of MG. Obviously, there are different combination of medications and doses but the options that are available for treatment are pretty much the same. It's just a matter of figuring out what works for each patient.
Good luck with your results. Please let us know how they turn out.