You clearly have had a comprehensive workup including multiple neurological consultations. It is unlikely that I can add anything new over the internet, especially without examining you.
SafeSafe driving for teens
Safe sex to say, if you have seen that many neurologists, the chance of a
neurologicFocal neurological deficits
Multiple system atrophy disease becomes less likely. I'm sure this has already been performed or considered, but an MRI of the brain should be done if not already.
Looking outside the
neurologicFocal neurological deficits
Multiple system atrophy system, you can consider
metabolicMetabolic acidosis disease like thyroid disease, which can cause some of the symptoms you describe. B12 deficiency can also cause balance issues as well.
A
HolterHolter monitor (24h) monitor or
cardiacCardiac catheterization
Cardiac tamponade
Left heart ventricular angiography event monitor can evaluate for heart rhythm disturbances. And if the tests all return negative, then you can focus on psychiatric conditions, like anxiety.
Regarding Lyme, the blood test should exclude the disease. If there is still question regarding this, repeating the test can be considered.
These options should be discussed with your personal physician.
This answer is not intended as and does not substitute for medical advice - the information presented is for patient education only. Please see your personal physician for further evaluation of your individual case.
Kevin Pho, M.D.
KevinMD.com
Twitter.com/kevinmd