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===Gross=== | ===Gross=== | ||
Features:<ref name=Ref_PBoD8_1319>{{Ref PBoD8|1319}}</ref> | Features:<ref name=Ref_PBoD8_1319>{{Ref PBoD8|1319}}</ref> | ||
*Abnormally pale substantia nigra | *Abnormally pale substantia nigra. | ||
**Substantia nigra | **Pigmentation increases with age. | ||
Notes: | |||
*Substantia nigra is a midbrain structure. | |||
**Image: [http://commons.wikimedia.org/wiki/File:Midbraincrosssection.png Midbrain - schematic (WC)]. | |||
===Microscopic=== | ===Microscopic=== |
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