inner/middle ear) seizures severe startle reaction panic attacks depression short-term memory loss sleep disturbance hallucinations cardiac arrhythmias tachycardia (too-rapid heartbeat) nausea or vomiting adrenal disorders immune suppression The late symptoms of Lyme disease can appear months after infection. Lyme disease may be misdiagnosed as multiple sclerosis , rheumatoid arthritis, fibromyalgia ,