Developmental Delay

Assessment of developmental milestones in children.

Reviewed by Dr Kola Tytler MBBS CertHE MBA MRCGP (General Practitioner)

Last reviewed: 21 October 2025

Paediatrics

Clinical Guidelines

NICE guideline [NG127]: Recommendations for children aged under 16

SIGN 145 • Assessment, diagnosis and interventions for autism

American College of Medical Genetics guideline on the cytogenetic evaluation of the individual with developmental delay or mental retardation

Consensus Statement: Chromosomal Microarray Is a First-Tier Clinical Diagnostic Test for Individuals with Developmental Disabilities or Congenital Anomalies

Developmental Surveillance and Screening Patient Care (American Academy of Pediatrics)

Genetic Evaluation of the Child With Intellectual Disability or Global Developmental Delay: A Clinical Practice Guideline from the American Academy of Pediatrics

Recommendations on screening for developmental delay