Last revised by Dr Francis Deng on 25 Apr 2019

The epithalamus is a dorsal posterior segment of the diencephalon that includes the habenulastria medullarispineal gland, and posterior commissure. Its function is the connection between the limbic system to other parts of the brain.

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Cases and figures

  • Figure 1: epithalamus
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  • Figure 2: pineal region anatomy (illustration)
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