Section: Signs
Tag: stub
Modality: MRI (T2)

Used in the following article:

  • Hummingbird sign (midbrain) - “ The hummingbird sign, also known as the penguin sign, refers to the appearance of the brainstem in patients with progressive supranuclear palsy (P...”

View full size version of Hummingbird appearance in midbrain atrophy

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