My daughter was told she had a chiari Malformation 4 years ago. For 6 months she been having blackouts. started 0nce a month, now twice a day. we are seeing her consultant in a few days, other symptoms are whistling in the ears, lose of feelings in her legs, shaking, breathless and many more.Very frustrated its took this long. had many visit to A&E, put some doctors do not understand and have blamed her age or weight lets hope we get answers this time.