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Other Specified Dissociative Disorder

  • Writer: Pia Singh
    Pia Singh
  • Oct 2, 2023
  • 2 min read

Other Specified Dissociative Disorder (OSDD) is a category within the diagnostic classification of dissociative disorders, referring to individuals who experience significant dissociative symptoms that do not meet the specific criteria for other dissociative disorders. OSDD encompasses a diverse range of dissociative experiences and symptoms, which may cause distress and impairment in daily functioning.

Symptoms of Other Specified Dissociative Disorder:

  • Dissociative Symptoms: Individuals with OSDD may experience various dissociative symptoms, such as depersonalization (feeling detached from oneself), derealization (feeling detached from the environment), identity confusion, identity alteration, or gaps in memory (amnesia). The specific symptoms and their severity may vary between individuals.

  • Lack of Criterion for Other Dissociative Disorders: OSDD is diagnosed when an individual presents with significant dissociative symptoms that cause distress or impairment but do not meet the full criteria for other established dissociative disorders, such as Dissociative Identity Disorder (DID) or Dissociative Amnesia.

  • Dissociative Identity Disorder-like Presentation: Some individuals with OSDD may experience symptoms similar to Dissociative Identity Disorder (DID) but do not meet the full diagnostic criteria for DID. They may have distinct identities or "parts" that emerge, but the switching between identities may be less frequent or pronounced compared to DID.

  • Dissociative Amnesia-like Presentation: Other individuals with OSDD may predominantly experience dissociative amnesia, characterized by significant gaps in memory related to personal information, events, or experiences. The amnesia may be selective, covering specific periods or aspects of the person's life.

Causes and Risk Factors:

  • Psychological Factors: OSDD, like other dissociative disorders, often arises as a response to severe psychological stress, trauma, or adverse childhood experiences. Individuals with a history of childhood abuse, neglect, or other forms of trauma may be more susceptible to developing OSDD.

  • Coping Mechanism: OSDD symptoms can be seen as a coping mechanism employed by the mind to protect the individual from overwhelming or distressing experiences. Dissociation allows for a temporary escape from emotional pain or traumatic memories.

Diagnosis and Treatment:

  • Diagnosis: Diagnosis of OSDD requires a comprehensive evaluation by a mental health professional, typically a psychiatrist or psychologist. This involves a detailed assessment of symptoms, ruling out other potential causes, and considering the impact on daily functioning.

  • Psychotherapy:

    • Trauma-Focused Therapy: Trauma-focused approaches, such as Eye Movement Desensitization and Reprocessing (EMDR) or Trauma-Focused Cognitive-Behavioral Therapy (TF-CBT), can help individuals process traumatic memories, develop coping strategies, and promote integration of dissociated experiences.

    • Internal Family Systems Therapy (IFS): IFS can be beneficial for individuals with OSDD who experience distinct identities or parts, facilitating communication, understanding, and collaboration among the different parts.


  • Supportive Interventions: Creating a safe and supportive therapeutic environment that fosters trust, empathy, and validation is essential for individuals with OSDD. Support groups or peer support can offer validation, connection, and an opportunity to share experiences with others who understand dissociative symptoms.

  • Medication: Medication may be prescribed to address co-occurring symptoms such as depression, anxiety, or sleep disturbances. However, there are no specific medications for OSDD itself.

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