What is developmental delay?
Failure to reach developmental milestones at the expected age.
Symptoms
Delays in sitting, walking, speech and cognitive skills.
Genetic causes
Hundreds of possible genetic syndromes.
Inheritance pattern
Variable.
Important genes
Diverse, depending on syndrome.
Who should be tested?
All children with significant delay.
Recommended tests
Microarray, WES, Fragile X.
Counseling
Management guidance and family evaluation.