--that your husband was misdiagnosed like that, especially as an anti-MAG (and anti-SGPG) antibody titer should be performed on anyone with symptoms of sensory neuropathy.
Unfortunately, anti-MAG tends to be among the more recalcitrant of neuropathies; research is ongoing as regards immunodulating treatments, but these, of course, have their own problems.
Take a look at:
http://www.neuro.wustl.edu/neuromusc...imdem.html#mag
And, come on over to the neuropathy forum:
http://neurotalk.psychcentral.com/forumdisplay.php?f=20
--at the very least, there will be much empathy and numerous suggestions for symptom mitigation.