When a child or adult shows signs of developmental differences, such as communication challenges, social difficulties, or repetitive behaviors, it can be difficult to know what those signs truly mean. Many developmental conditions share overlapping symptoms, which often leads families to wonder whether autism spectrum disorder (ASD) or another type of delay is the underlying cause. Understanding these distinctions is an important step toward finding the right support and interventions.

Understanding Autism Spectrum Disorder

Autism spectrum disorder is a neurodevelopmental condition that affects how a person communicates, interacts, and experiences the world around them. Because ASD exists on a spectrum, symptoms and their severity can vary greatly from one individual to another. Some of the most common characteristics include difficulty understanding social cues, challenges with back-and-forth communication, restricted or repetitive behaviors, and unusual responses to sensory input such as light, sound, or texture.

Common Developmental Delays That Can Appear Similar to Autism

While ASD can impact multiple areas of development, it is not the only condition that may cause similar behaviors. Children and adults with language delays may struggle to express themselves but still show strong interest in social engagement and shared play. Those with cognitive delays may learn more slowly but often display age-appropriate emotional connection and curiosity. In contrast, social-emotional delays can lead to difficulties managing emotions or forming friendships, but without the repetitive behaviors or sensory sensitivities typically associated with autism.

Because these differences can be subtle, especially in younger children or individuals with mild symptoms, it’s crucial to seek a professional evaluation to ensure an accurate diagnosis.

The Importance of Comprehensive Testing

A thorough autism spectrum disorder evaluation explores multiple areas of functioning, including communication, cognitive ability, social interaction, and behavioral patterns. Michelle C. Delehant, Ph.D., Inc. uses evidence-based tools, structured observations, and developmental history to determine whether autism—or another developmental delay—best explains the individual’s needs. This careful process helps provide families with clarity and direction for next steps.

Gain Clarity and Support in Mokena, IL

Uncertainty about a loved one’s development can be overwhelming, but you don’t have to face it alone. An accurate diagnosis can open the door to effective therapies, improved learning outcomes, and greater confidence in daily life.

If you live in or around Mokena, IL, and are seeking answers, schedule an autism spectrum disorder evaluation with Michelle C. Delehant, Ph.D., Inc. today. Dr. Delehant and her team offer compassionate, professional assessments to help you understand your child’s—or your own—unique developmental profile and move forward with confidence.