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Brain Imaging Investigation of the Neural Correlates of Emotional Autobiographical Recollection
Published on: August 26, 2011
Emotional memory in bipolar disorder
Marcia Kauer-Sant'anna1, Lakshmi N Yatham, Juliana Tramontina
1Mood Disorders Centre, University of British Columbia, 2C7 - 2255 Wesbrook Mall, Vancouver, Canada V6T 2A1.
Summary
People with bipolar disorder show blunted emotional memory recall. This study found that patients with bipolar disorder did not exhibit enhanced memory for emotional content compared to controls.
Area of Science:
- Neuroscience
- Psychiatry
- Cognitive Psychology
Background:
- Cognitive impairment is common in bipolar disorder.
- Specific deficits in emotional memory remain under-examined in this population.
Purpose of the Study:
- To investigate episodic emotional memory in bipolar disorder.
- To assess performance on an amygdala-related cognitive task.
Main Methods:
- Twenty euthymic patients with bipolar disorder and 20 controls viewed neutral and emotional stories.
- Memory recall was assessed one week later.
Main Results:
- Bipolar disorder patients showed no memory enhancement for emotional content, unlike controls.
- Subjective emotional perception differed between groups for emotional stimuli.
Conclusions:
- The typical enhancement of memory retrieval for emotional information is impaired in bipolar disorder.
- This suggests a blunted emotional memory processing in bipolar disorder.
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