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...”
  • Midbrain to pons area ratio (PSP) - “ Midbrain to pons area ratio as measured on midline sagittal images has been found useful in confirming a small midbrain in the setting of progress...”
  • Progressive supranuclear palsy - “ Progressive supranuclear palsy (PSP), also known as the Steele-Richardson-Olszewski syndrome, is a tauopathy and considered a neurodegenerative di...”

View full size version of Progressive supranuclear palsy - with hummingbird or penguin sign

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