As per the NIH: PANDAS – Pediatric Autoimmune Neuropsychiatric Disorders Associated with Streptococcal Infections – is a term used to describe a subset of children and adolescents who have Obsessive Compulsive Disorder (OCD) and/or tic disorders, and in whom symptoms worsen following strep. infections such as "Strep throat" and Scarlet Fever. [….]

Apparently, the jury is still out on this one, at least from a psychiatric perspective anyway….

WikiPed: PANDAS has not been validated as a disease entity. It is not listed as a diagnosis by the International Statistical Classification of Diseases and Related Health Problems (ICD) or the Diagnostic and Statistical Manual of Mental Disorders (DSM). [….]

I don't buy this defense. Not at all. But it'll be interesting to see how this all plays out.