I wake up in the middle of the night with a high heart rate and shaking I'm currently suffering from stress and has recently seen a nurologist to check for growths but the tests she performed said I didn't have one she also told me that an mri or ct scan are not needed she said people who have growths in there head the back of there eye are sometimes swallon is that true also she said my relexses was fine I asked for a ct scan but she said she didn't no what test to perform on me because I wear a brace but at the mintue I'm struggling from really bad aniexty and I'm scared I have a tumour