Scoping review on noticing concerns in child development: a missing piece in the early intervention puzzle.

This review highlights the nuanced complexity of noticing concerns with a child's development. Understanding how this process occurs and the key ingredients that enable it is vital to supporting early detection of developmental delays.Implications for rehabilitationNoticing developmental delays is a complex process that evolves over time, derived of 'who' notices and 'how' this occurs.When asking parents about child development, professionals need to listen for both bolder "aha moments" as well as more subtle "niggling" comments as indicators of parental concerns.Building baseline parental knowledge of developmental milestones may facilitate noticing of atypical development.Encouraging parents to engage in social opportunities with other children promotes both positive child development and enables developmental monitoring through use of comparison.