According to the symptoms of Katherine, she is most likely suffering from dissociative amnesia.
Dissociative amnesia is a functional amnesia, usually partial and selective, characterized by the inability to recall information related to traumatic or stressful events.
- It usually appears as a consequence of the experience of a highly traumatic or stressful event.
- The main symptom of dissociative amnesia is a significant impairment in the ability to remember important personal information.
Therefore, we can conclude that dissociative amnesia originate as a reaction to an extremely stressful situation and arise as a defense mechanism.
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