Anyone heard of brachial mnd. Twitching started in Lt arm fall 2014. Neurologists diagnosed mnd Aug 15. Seeing specialist at Dartmouth in NH Oct 15. Twitching in rt arm early 2016 or late 2015. Lt arm 90% gone in streangh. Had ncs and emg in 6/15. Problems with Lt arm and leg. 47 yrs old hiked...