If there’s one thing to know about mental disorders, it is that they overlap. As a matter of fact, there is so much overlap in symptoms across disorders that the Diagnostic and Statistical Manual of Mental Disorders (DSM-V) has entire sections under each diagnosis dedicated to explaining what disorders are similar and the specific features that distinguish them from one another.
Someone may struggle with a lack of sleep, for example. This could be a part of a sleep-wake disorder, intellectual disability, depression, anxiety, ADHD, bipolar, and many other disorders. Because there is so much overlap, figuring out the distinguishing features is crucial to an accurate diagnosis.
In this context, understanding both borderline personality disorder (BPD) and autism spectrum disorder (ASD) becomes particularly important, especially for parents seeking possible diagnoses for their children. BPD & autism both affect emotions and relationships, but autism stems from neurodevelopment, while BPD is a personality disorder. Diagnosis and treatment differ.
The purpose of this article is to differentiate between BPD vs autism because there is so much overlap.
Understanding Autism Spectrum Disorder (ASD)
Before fully comparing the two, it’s important to get a good overview of autism, its symptoms, and where it originates. Autism is a developmental condition. It originates in early childhood, often diagnosed within the first few years of life. There are definitely individuals who are diagnosed later in adulthood; however, signs must have been present in childhood in order for a diagnosis. We’re not entirely sure of the exact causes of ASD. While we aren’t positive about what it is caused by, we can say with full confidence that autism is not caused by vaccines. The true causes of autism are still being researched, but it is understood that genetic and environmental factors contribute to its development.
Commonly reported symptoms of ASD are related to social communication. This includes things like limited eye contact, difficulties engaging in conversation, and a lack of interest in engaging with peers. Additionally, autistic children often exhibit restricted and repetitive patterns of behavior. They may do things like spin in circles, rock their bodies, flap their hands, line up toys, or play in ways that are fixed and repetitive. This symptom may also manifest as intense focus on specific topics, sometimes called “special interests.”
This deep engagement can lead to extensive knowledge, but also makes it challenging to shift attention to other subjects. The most I’ve ever learned about beetles has not been from a nature documentary or biology class; it was from a 4-year-old boy with autism. Autistic children may also engage in more severe and frequent problem behaviors than neurotypical children, often as a result of not being able to communicate their needs to others.
The diagnostic criteria for autism spectrum disorder are outlined in the DSM-V and designated by the f84.0 diagnosis code for autism spectrum disorder. The most important components for a diagnosis are that symptoms must be present in early childhood and that the symptoms are severe enough to significantly impact daily functioning. Nearly all of the children that I’ve worked with were diagnosed between the ages of 2 and 5. Most pediatric check-ups include early screenings for autism markers so that any emerging symptoms can be identified and addressed promptly.
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Understanding Borderline Personality Disorder (BPD)
BPD is a personality disorder. It is characterized by patterns of instability in emotions, interpersonal relationships, self-image, and behavior. These lead to significant distress and impairment in their life. Individuals with BPD may struggle to maintain stable relationships and often experience intense emotional responses that are disproportionate to the situation or event they are responding to. For example, someone with BPD may have an incredibly intense reaction and become inconsolable after being cut off in traffic.
A key symptom of BPD is emotional instability. This instability usually looks like rapid mood swings, where the person can shift from elation to despair within a few minutes or even seconds. Their relationships with others in their lives fluctuate between extreme highs and lows. These highs and lows, like the mood swings, can also shift abruptly. There is often an incredible fear of abandonment, leading to frantic efforts to avoid separation. Many individuals with BPD experience identity disturbances, like unstable self-image. Many people with BPD also report feelings of chronic emptiness.
BPD typically begins to appear in late adolescence or early adulthood, although it may appear earlier. For a diagnosis, a person must present with at least 5 out of the nine criteria outlined in the DSM-V (the criteria can be found here). Many people may meet a few of these criteria and not have borderline personality disorder. This is why it is necessary to present with most of the criteria outlined. Doctors may also consider recent significant trauma, as such events can trigger similar symptoms. These symptoms must be present over a long duration and lead to significant problems in multiple aspects of their life.
Key Differences Between ASD and BPD
As someone close to both people with autism and people with borderline personality disorder, it is not surprising to me that the two can look similar at times to an outsider. There are, however, many differences between the two that help to clear up any confusion.
First and foremost, autism and BPD differ significantly in their developmental aspects, particularly regarding onset and progression. ASD is typically recognized early in childhood, while BPD usually manifests later, often during late adolescence or early adulthood. In autism, even if diagnosed later, symptoms must have been present in childhood. BPD does not have such a specification.
The social challenges in autism are rooted in difficulties understanding social cues and engaging in typical communication. Individuals with ASD may struggle with maintaining eye contact or interpreting nonverbal signals. They communicate a bit differently and can struggle to create and maintain relationships because of it.
In contrast, the social challenges in BPD are due to heightened emotional sensitivity and an unstable self-image. People with BPD often experience intense emotions in their relationships, shifting rapidly from idealization to devaluation. Both those with autism and BPD struggle with relationships, but how and why they struggle are completely different.
As mentioned, individuals with BPD go through intense mood fluctuations. They may have emotional outbursts that are seemingly disproportionate to the events going around them. Children with autism may also have emotional outbursts that appear similar to those with BPD. Typically, emotional outbursts from autistic children are because of things like sensory overload or the inability to communicate their wants and needs. For people with BPD, emotional outbursts are often triggered by perceived abandonment or interpersonal conflicts.
When it comes to treatment and management, the approaches for autism and borderline personality disorder differ significantly. Interventions for autism often focus on communication skills, social understanding, and behavioral strategies using therapies like applied behavior analysis (ABA) and speech therapy. In contrast, treatment for borderline personality disorder typically emphasizes emotional regulation and interpersonal effectiveness. Dialectical behavior therapy (DBT) is the standard type of therapy used for borderline personality disorder.
Overlapping Features and Diagnostic Challenges
While there are certainly distinct differences between the two, their overlapping (and incredibly similar-looking) symptoms can lead to diagnostic confusion. One major area of overlap is the difficulty in social interactions. Both individuals with ASD and BPD may struggle to navigate relationships, which can manifest as misinterpreting social cues. For instance, someone with autism might come across to others as aloof or disinterested, while a person with BPD may display intense emotions that can be perceived as erratic. Both types of symptoms are related to social communication but look different in practice.
Another area of overlap is emotional dysregulation. Both autism and BPD can feature emotional outbursts, though the triggers and contexts often differ. This can also make it a bit confusing to differentiate between the two for outsiders who just see the emotional outburst and not the reasoning behind it.
Common misconceptions also play a huge role. For example, people who don’t understand autism often assume that autistic people lack empathy. This just isn’t true. They have deep empathy, it just looks different than it would in neurotypical people. Conversely, there’s a problematic stereotype that people with BPD are simply “manipulative” or “attention-seeking.” This totally disregards the serious emotional distress they experience. Such misconceptions not only hinder proper diagnosis but can also impede effective treatment.
Impact on Family and Development
Having an autistic family member can very much reshape daily interactions and dynamics. Families often find themselves adapting to the child’s distinctive ways of processing and interacting with the world. Parents learn what movies their child might quote if they are angry or how they might ask for a snack without words. Siblings might learn not to listen to songs above a certain volume and what textures they like most in a blanket. While these things can make a family closer and incredibly unique, there can be feelings of isolation if the needs of the child overshadow the experiences of other family members.
Families that include a member with borderline personality disorder may experience more chaotic emotional waves. The highs and lows of a loved one’s emotional state can lead to tension and confusion. This variability makes it vital for family members to develop effective communication strategies and support systems. Establishing routines and predictable responses can ease stresses with sudden emotional shifts. Family members might also benefit from educational resources to better understand BPD, especially since there is so much misunderstanding when it comes to this disorder in particular.
Treatment and Management Strategies
Behavioral therapies like ABA are often used to improve communication, social skills, and daily living skills for children with autism. Educational interventions play a crucial role too. Schools offer children tailored educational plans (known as Individualized Education Plans, or IEPs) that work on skills based on their specific needs. Some individuals may also benefit from medication to manage co-occurring conditions like anxiety or ADHD, It is important to mention that medication is not used to directly treat autism. A multidisciplinary approach that includes a combination of ABA, speech, physical therapy, occupational therapy, and possibly other types of therapy often works best.
For BPD, DBT is one of the most effective methods. It focuses on skills like emotional regulation, distress tolerance, and interpersonal effectiveness. Cognitive-Behavioral Therapy (CBT) is another valuable option, helping individuals by looking at and changing negative thought patterns that lead to emotional instability. Similar to autism, medication may be prescribed to help manage other symptoms like depression or anxiety. Also, similar to autism, medication is generally not the primary treatment for BPD.
Supporting Your Child and Family
More than anything, the biggest piece of advice I can offer is to seek professional support and evaluation as soon as there is concern. It is an essential step for any type of medical concern, but especially for autism or borderline personality disorder. It’s important to start with a comprehensive assessment by qualified professionals (psychologists, psychiatrists, developmental specialists, etc).
This evaluation can help get a reliable diagnosis and guide treatment decisions. Don’t hesitate to reach out to your child’s pediatrician for referrals or recommendations on local specialists. Early intervention has been proven to make significant differences in development, so don’t hesitate to act.
Parents often are so focused on getting treatment for their child that they often overlook supporting themselves. Therapy for parents can provide a safe space to discuss challenges and develop coping strategies. Support groups can offer a chance to connect with others facing similar experiences. Organizations like the Autism Society and the National Alliance on Mental Illness (NAMI) offer resources to families. Books and online forums can also be helpful tools for learning and sharing experiences. Many parents that I have worked with have great experiences with social media groups on Facebook and Reddit.
FAQs
What do ASD and BPD look like together?
When ASD and BPD occur together, individuals may show a mix of intense emotions and social challenges. This can lead to complicated relationship dynamics, where misunderstandings and emotional responses create extra obstacles.
Is “quiet BPD” just autism?
“Quiet BPD” describes people who keep their emotions inside rather than expressing them outwardly, but it’s not the same as autism. Both involve social difficulties, but the emotional triggers and ways of coping differ significantly.
Why is BPD mistaken for autism?
BPD can be confused with autism because they share symptoms like social struggles and emotional ups and downs. The reasons behind these behaviors are quite different, though. This is why a valid diagnosis matters!
Is there a relationship between BPD and autism?
There can be some overlap, as individuals may show traits of both disorders, but they are distinct conditions. They have different reasons for occurring, different symptoms, and different struggles.
Conclusion
Again, and it cannot be stressed enough, an accurate diagnosis is essential. There are a lot of overlapping symptoms and behaviors in autism and BPD, but jumping to conclusions about what a child may be facing can be detrimental to their well-being. Their treatments are vastly different, and putting someone through the wrong type of treatment can be harmful and lead to the worsening of symptoms. Once a diagnosis is made, parents should take time to learn about what their child is facing and how they can best support them through the therapeutic journey.
