PRISM Registry: Pseudobulbar Affect Registry Series


Phase N/A Results N/A

Summary of Purpose

PBA is a neurologic condition that is estimated to impact over a million patients and their families in the United States. PBA occurs secondary to an otherwise unrelated neurologic disease or injury, and manifests as involuntary, frequent, and disruptive outbursts of crying and/or laughing. Progress has been made in better understanding this debilitating condition, but much more needs to be done. That's why a new...

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Trial Milestones

The following dates are available for this trial. Trial information last updated on 15 April 2014.

1 May 2011 2 Jun 2011 1 Sep 2012 1 Sep 2012 1 Apr 2014 Unavailable
Start Date First Received 1st Completion Completion Verification Results

Trial Design



  • Randall Kaye, MD