Kyle A Williams, Susan E Swedo, Cristan A Farmer, Heidi Grantz, Paul J Grant, Precilla D'Souza, Rebecca Hommer, Liliya Katsovich, Robert A King, James F Leckman
OBJECTIVE: Pediatric autoimmune neuropsychiatric disorders associated with streptococcal infections (PANDAS) are hypothesized to occur as a result of cross-reactive antibodies produced in response to group A streptococcal infections. Previous research suggests that immunomodulatory therapies, such as intravenous immunoglobulin (IVIG), may lead to rapid and sustained symptom improvement in patients with PANDAS. METHOD: A total of 35 children meeting criteria for PANDAS and moderate to severe obsessive-compulsive disorder (OCD) were enrolled in a randomized-entry, double-blind, placebo-controlled, 6-week trial of IVIG (1 g/kg/day on 2 consecutive days), followed by optional open-label treatment for nonresponders, with follow-up at 12 and 24 weeks...
October 2016: Journal of the American Academy of Child and Adolescent Psychiatry