When the Lyme bacteria invade the nerves in the cranium, you can develop problems with tinnitus (ringing in the ears), dizziness, vertigo, visual problems, facial
pain (trigemial neuralgia), numbness and tingling
, headaches and migraines.
Lyme Disease can cause all kinds of cognitive dysfunction, which you seem to have. This includes problems with concentration, memory, verbal expression, difficulty spelling and doing mental math.
List of Lyme symptoms: