改良版婴幼儿(16-30月大)孤独症筛查量表（附后续问题的修改版）是一个包含两个步骤的家长筛查工具，用于评估自闭症谱系障碍。The Modified Checklist for Autism in Toddlers Revised with Follow-Up (M-CHAT-R/F) is a tool intended for children between between 16 and 30 months of age. It is a 2-stage parent-report screening tool to assess risk for Autism Spectrum Disorder (ASD). Families can use this tool to do a screening of their child. It is available in 82 languages for free download for clinical, research, and educational purposes.