Christopher M. Bartley, MD, PhD

AACAP Annual Meeting 2026

October 26–31, 2026 · Atlanta, GA · Full program

• SymposiumUnderstanding Regression in Neurodevelopmental Disorders: A Research-Informed Approach to a Clinically Actionable Framework

  October 27, 2026, 08:30–10:30

  Symposium presenting a research-informed framework for understanding developmental regression in neurodevelopmental disorders and applying it in clinical practice.

  Autism & Neurodevelopmental DisordersChild & AdolescentNeuroscience & Mechanisms

• LectureImmune Dysfunction in Regression and Catatonia: Lessons Learned From Down Syndrome Regression Disorder (DSRD)

  October 27, 2026, 08:30–10:30

  Discusses the role of immune dysfunction in regression and catatonia, based on Down Syndrome Regression Disorder.

  Autism & Neurodevelopmental DisordersCatatoniaInflammation & Immunopsychiatry

• LectureNovel Autoantibodies to Inhibitory Neurons in Cerebrospinal Fluid (CSF) of Individuals With Down Syndrome: Implications for Down Syndrome Regression Disorder ( DSRD)

  October 27, 2026, 11:00–13:00

  Discusses autoantibodies found in cerebrospinal fluid of people with Down syndrome and their relevance to regression disorder.

  Autism & Neurodevelopmental DisordersInflammation & ImmunopsychiatryNeuroscience & Mechanisms

• SymposiumDown Syndrome Regression Disorder: From Bench to Bedside

  October 27, 2026, 11:00–13:00

  A symposium on Down syndrome regression disorder, spanning laboratory findings through clinical care.

  Autism & Neurodevelopmental DisordersCatatoniaChild & AdolescentInflammation & Immunopsychiatry