Bipolar I Disorder
February 26, 2026
Overview
Epidemiology
Borderline Personality Disorder (BPD) is a complex mental health condition that characterized by instability in emotions, identity, relationships, and impulse control. The disorder affects approximately 1.6-5.9% of the general population although the rates could be higher in clinical settings (Bozzatello et al., 2021). BPD is more frequently diagnosed women compared to men, though emerging evidence suggests that men may be underdiagnosed (Bozzatello et al., 2024).
BPD commonly manifests in late adolescence or early adulthood and is seen across socioeconomic and cultural backgrounds. However, it is more frequently identified among people exposed to trauma, chronic psychosocial stress and unstable family environments (Bozzatello et al., 2021).
Determinants Biological factors include genetic predisposition abnormalities in brain regions, and serotonin regulation such as the prefrontal cortex and amygdala. Psychological factors often involve abandonment experiences, attachment disruptions, chronic invalidation, and childhood trauma. Social factors include unstable caregiving, environmental chaos, abuse, and neglect. Effects on Population
BPD affects the general population as it causes unstable employment which in turn leads to financial instability, impaired social functioning and repeated hospitalization. Families are also affected because they often experience stress from caregiver responsibilities, in addition to conflict cycles and emotional exhaustion. BPD also affects communities given an increased healthcare utilization, mental health service demands and crisis interventions.
Assessment
Symptom Severity Assessment Tools
The tools for assessing BPD vary depending on the testing stages which are usually the preclinical, clinical and post-clinical stages. On the preclinical stage, tools such as PHQ-9 may be used to identify suicidal ideation or associated depression where the Mental Status Examination (MSE) typically reveals mood instability fear of abandonment, intense interpersonal reactions and impulsivity during clinical testing (Bozzatello et al., 2021). It is important to repeat the PHQ-9 or suicide risk screening tools to help monitor response to treatment after the necessary intervention has been provided in the post-clinical testing. This will help to ensure that the patient is receiving and responding to the appropriate intervention for better health outcomes.
Diagnosis
Borderline Personality Disorder involves a pattern of instability across emotional, interpersonal and behavioral domains, which has been supported by the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition. Diagnostic features according to the DSM criteria include;
- Criterion A: frantic efforts to avoid real or imagined abandonment
- Criterion B: intense or unstable relationships alternating between devaluation and idealization.
- Criterion C: markedly unstable self-image or sense of identity
- Criterion D: impulsivity in at least two self-damaging areas (e.g. substance use, reckless behavior, spending, binge eating or sex)
- Criterion E: recurrent suicidal behavior, self-injury or threats
- Criterion F: marked emotional instability with a rapid shift in moods
- Criterion G: chronic feelings of emptiness, difficulty controlling anger or intense anger
BPD can manifest in the form of various other conditions such as bipolar disorder, PTSD, and Histrionic personality disorder. The condition resembles bipolar disorder where moods are episodic although the mood presentation in BPD is chronic and relationally triggered (Wright et al., 2022). PTSD symptoms on the other hand are centered on re-experiencing trauma rather than identity instability. Someone experiencing histrionic personality disorder may be different from one with BPD because they lack the fear of abandonment and self-destructive impulsivity (Martin et al., 2025). In a nutshell, other conditions such as PTSD, bipolar disorder and histrionic personality disorder can be differentiated from BPD due to the lack of symptoms such as fear of abandonment, identity instability and relationally triggered mood episodes.
Plan
Treatment Goals
BPD is treatable and one of the primary treatment goals involve improving emotional regulation, strengthening interpersonal functioning, promoting a stable identity formation, and reducing the risk of self-harm (Ekanayake et al., 2024). Treatment also focuses on promoting a more stable and coherent sense of identity, supporting self-awareness, realistic self-image and establishing consistent life goals. Finally, reducing the risk of suicidal behaviors and self-harm remains the center most priority through developing coping skills and ongoing therapeutic support.
Implementation
Psychopharmacology It is important to note that there is no single medication that cures BPD. However, the first-line medication given is SSRIs which may help mood instability or depression (Pascual et al., 2023). Patients may also be given mood stabilizers as the second-line medication to help reduce aggression or impulsivity. Individuals with severe cognitive -perceptual symptoms can be administered third-line medications which are low-dose atypical antipsychotics. Psychotherapy The best form of therapy for people diagnosed with BPD is Dialectical Behavior Therapy (DBT) as it remains the gold standard approach focusing on emotional regulation, distress, tolerance, interpersonal skills, and mindfulness. Skill training groups can also be used to enhance emotional coping and reduce isolation. Complementary Care Supportive care for borderline personality disorder (BPD) goes beyond medication and therapy and a multidisciplinary approach often produces the best outcomes. Nursing care plays a major role through ongoing suicide risk assessment, using calm therapeutic communication, maintaining consistent professional boundaries, and closely monitoring for sudden changes in behavior and emotional crises (Rex et al., 2025). Additionally, nutrition support is also important because stabilizing regular meal routines can help reduce mood swings support overall emotional balance and improve energy levels especially for patients whose eating patterns become disrupted during periods of distress. Social workers assist with practical life stability by helping patients to access housing support, family education, and employment resources so that loved ones can better understand the condition and how to effectively respond (Ahluwalia-Cameron et al., 2024). Occupational therapy is crucial because it further strengthens patient recovery by helping people to build coping strategies and improve daily structure that promote long-term stability and promote independence.
Evaluation
Prognosis Although it has been historically declared difficult to treat, one can experience long-term positive outcomes with sustained therapy. This is because many patients achieve symptom remission over time. With the right treatment approach especially skills-based therapies, people often learn how to manage intense emotions and build healthier relationships (Ekanayake et al., 2024). Clinical experience and research show that most patients gradually achieve symptom remission over time especially when they remain engaged in treatment and have stable support systems. Recovery may not always be a quick ordeal but steady progress is very possible and most people go on to live fulfilling lives. Follow-Up Frequent or regular follow-ups play a central role in preventing setbacks and maintaining stability. These checks-ins are particularly important after hospital discharge, during periods of emotional crisis or during medication adjustments when symptoms may intensify (Rex et al., 2025). Being in frequent contact with healthcare providers facilitates early identification of warning signs which may come as worsening moods or emerging suicidal thoughts. Consistent follow-up appointments also help to reinforce coping skills and provide reassurance that support is available anytime when needed. Referral Some individuals gain a lot by being referred to more specialized services depending on their symptom severity and needs. Structured Dialectical Behavioral Therapy (DBT) programs are mostly recommended because they teach practical skills for distress tolerance, emotional regulation, and interpersonal effectiveness (Mukhadi et al., 2025). In some cases, referral to substance use treatment may be necessary when drug or alcohol misuse complicates the process of recovery, while therapy focused on trauma can help to address underlying traumatic experiences that may lead to emotional instability. Connecting patients with the right specialized services can support safer, long-term, and more sustainable recovery. Red Flags Certain warning signs in borderline personality disorder indicate the need for immediate clinical attention to protect the safety of the person and their emotional stability. Suicide ideation should always be taken seriously whether directly (“I want to die”) or indirectly (“everyone would be better off without me”) expressed because it requires safety planning and prompt assessment. Another red flag is sudden withdrawal from therapy sessions daily routines, or previously supportive relationships can also be indicators of worsening depression or emerging crisis risk. Escalating impulsive behavior such as reckless spending, risky sexual activity, or aggressive outbursts may suggest that emotional regulation is breaking down and that the person requires immediate support. Finally, self-injury including burning, cutting or other forms of intentional harm is an important reg flag to note because it is a warning sign that coping strategies are failing and that immediate professional help is necessary to ensure stabilization and safety. Knowing the red flags can help families, patients and nurses to recognize when it is time to seek urgent intervention.
Resources
Having access to the right support resources can make a huge difference in managing borderline personality disorder and preventing crises. Crisis hotlines are available resources with trained professionals that provide confidential and immediate support during moments when one is emotionally overwhelmed or when having suicidal thoughts. Dialectical Behavior Therapy (DBT) skills workbooks are also valuable resources because they allow individuals to practice practical techniques for distress tolerance, mindfulness, and interpersonal effectiveness between therapy sessions. On the other hand, family psychoeducation programs help in making loved ones to understand BPD and reduce misunderstandings that can unintentionally worsen emotional conflict at home. Outpatient psychotherapy programs also offer ongoing and structured treatment with mental health professionals that provide relapse prevention support and a safe space for long-term skill building and emotional growth.
References
Ahluwalia-Cameron, A., Guta, A., & Donnelly, E. (2024). “I get the referral because nobody else wants to work with this person”: A critical realist analysis of social workers providing care to people living with borderline personality disorder. SSM-Qualitative Research in Health, 6, 100488. https://doi.org/10.1016/j.ssmqr.2024.100488 Bozzatello, P., Blua, C., Brandellero, D., Baldassarri, L., Brasso, C., Rocca, P., & Bellino, S. (2024). Gender differences in borderline personality disorder: a narrative review. Frontiers in Psychiatry, 15, 1320546. https://doi.org/10.3389/fpsyt.2024.1320546 Bozzatello, P., Garbarini, C., Rocca, P., & Bellino, S. (2021). Borderline personality disorder: Risk factors and early detection. Diagnostics, 11(11), 2142. https://doi.org/10.3390/diagnostics11112142 Ekanayake, Uthpala & Hapuarachchi, T & Gunasena, P & Aluthge, P & Perera, Navoda & Gunathilake, Sukitha & Alvis, Kapila & Gunawardana, K & Rajapaksha, Sandya & Warnakulasooriya, A & Athulgama, P & Karunananda, Suj & Dius, Sanjeewa & Ranwala, R & Vidanagama, U & Godage, Sanjaya & Pn, Rodrigo & Rathnayak, Band. (2024). Navigating the Interdisciplinary Approach to Borderline Personality Disorder Treatment. 10.13140/RG.2.2.26152.79365. Martin, S., Del Monte, J., & Howard, R. (2025). The relationship between emotional impulsivity (Urgency), aggression, and symptom dimensions in patients with borderline personality disorder. Borderline personality disorder and emotion dysregulation, 12(1), 19. https://doi.org/10.1186/s40479-025-00292-5 Mukhadi, J. Y., Teleb, A. A., Abbady, A. S., & Abdelmagid, A. S. (2025). Dialectical Behavioral Therapy (DBT) Effectiveness in Enhancing Emotion Regulation among University Students. Educational Process: International Journal, 18, e2025420. https://doi.org/10.22521/edupij.2025.18.420 Pascual, J. C., Arias, L., & Soler, J. (2023). Pharmacological management of borderline personality disorder and common comorbidities. CNS drugs, 37(6), 489-497. https://doi.org/10.1007/s40263-023-01015-6 Rex, M., Waern, M., Carlström, E., Joneken, I., Tell, S., Brezicka, T., & Ali, L. (2025). Person- centred suicide prevention: key elements from the perspective of people living with suicidality. International journal of qualitative studies on health and well-being, 20(1), 2549752. https://doi.org/10.1080/17482631.2025.2549752 Wright, L., Lari, L., Iazzetta, S., Saettoni, M., & Gragnani, A. (2022). Differential diagnosis of borderline personality disorder and bipolar disorder: Self‐concept, identity and self‐esteem. Clinical Psychology & Psychotherapy, 29(1), 26-61. https://doi.org/10.1002/cpp.2591
