having trouble initiating a swallow.went to ENT and he said everything looked normal.had modified berrium swallow.normal.blood tests.normal.mri normal.went to nuerologist they seem to think that i have MG.tensilin test helped me swallow for about 30 seconds. nerve conduction study was abnormal.blood antibody test was normal and CT of chest was normal.they put me on mestinon 60 mg three times a day and cellcept 2000mg aday.been on the meds for a month and still having same problem swallowing.HELP...