“Penguin” or “Hummingbird” Sign and Midbrain Atrophy in Progressive Supranuclear Palsy

• Pelin Nar,
• Mehmet Ersin Tan

Affiliations

Pelin Nar

Department of Neurology, Faculty of Medicine, University of Hacettepe University, Ankara, Turkey

Mehmet Ersin Tan

Department of Neurology, Faculty of Medicine, University of Hacettepe University, Ankara, Turkey