"Brain SPECT scans are abnormal in most patients with chronic Lyme
disease, and these scans can be used to provide objective evidence in
support of the clinical diagnosis. The use of certain antibiotic
regimens seems to provide improvement in both clinical status and SPECT
scans".
http://www.ncbi.nlm.nih.gov/pubmed/22889796
Clin Nucl Med. 2012 Sep;37(9):e219-22. doi: 10.1097/RLU.0b013e318262ad9b.
ncbi.nlm.nih.gov|Par Donta ST , et al.