What is the prognosis of progressive bulbar palsy (PBP)?

Updated: Apr 28, 2014
  • Author: Hidehiro Takei, MD; Chief Editor: Adekunle M Adesina, MD, PhD  more...
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Brown-Vialetto-Van Laere syndrome reportedly shows a variable clinical course, with fewer than 40% of reported cases demonstrating survival for 10 or more years after the initial appearance of symptoms. [11] Abrupt deterioration of the condition has also been reported in approximately one sixth of patients.

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