National Institute of Mental Health (NIMH)
Section on Behavioral Pediatrics (SBP) at the NIMH has information on PANS/PANDAS. Sue Swedo, MD, former Chief of the SBP at the NIMH, discovered that OCD, tics and other symptoms occurred after a bacterial or viral infection and coined the term PANDAS.
Information on PANDAS and the SBP
NIH Genetic and Rare Diseases Information Center- about PANS