Introduction: The main character is Lenard; He is an average-looking man, around thirty years old. At first glance, you would never think that there is anything wrong with him, he speaks clearly and intelligently, he is a polite and well-mannered individual when interacting with others. Lenard does the typical daily things and activities of a normal person. By sight you can't tell, but Lenard has a state in which he can't remember anything that happens to him in a few minutes, things like the people he meets, the conversations he had and the places where he had been, became distant after a few minutes. . The only thing Lenard is able to remember are events that occurred before the incident that caused his diagnosis. The things Lenard is able to remember are things such as his name, who he is, and what his life was like before the traumatic experience. Lenard is unable to create new memories as well as short-term memories. Diagnosis: In the film, Lenard tells people that he has short-term memory loss, but that is not the case, Lenard's disorder is actually more serious than he thinks. Leonard did it; People with this condition, like Lenard, have difficulty remembering parts of their lives from a single event or from many events that occurred. Dissociative amnesia usually occurs when a traumatic event occurs in a person's life. For Lenard, the traumatic event in his life was the rape and murder of his wife, which happened in their own home while Lenard was sleeping, then waking up to see what was happening, to which he was hit in the head with a gun. what caused his condition, then he lay next to his lifeless wife on the bathroom floor, Symptoms and Axis IV: The DSM...... middle of paper...... my meeting did not happen. Works cited: DSM-IV-TR. (nd). American Psychiatric Association. Memento. Real. Christopher Nolan. Landmark, 2000. DVD. Merriam Webster. (nd). Etiology. Retrieved November 9, 2013, from Merriam-Webster: http://www.merriam-webster.com/dictionary/etiologyNCBI. (nd) US National Library of Medicine, National Institute of Health. Retrieved November 9, 2013, from PubMed: http://www.ncbi.nlm.nih.gov/pubmed/16791779Psychotherapy And Counseling. (nd). Dissociative amnesia – DSMIV definition. Retrieved November 9, 2013 from DSM IV: http://psychotherapyandcounseling.org/dissociative-disorders-category/dissociative-amnesia Whitbourne, SK, & Haligan, RP (2013). Abnormal Psychology: Clinical Perspectives on Psychological Disorders, Seventh Edition. New York, New York: McGraw-Hill.