Pseudobulbar Affect (PBA) | American Stroke Association

Pseudobulbar affect is the latest name for a neurological condition also known as emotional lability, reflex crying and involuntary emotional expression disorder, among others. PBA occurs as a result of neurological diseases such as: Stroke. Amyotrophic lateral sclerosis (ALS) Parkinson’s. Traumatic brain injury. Multiple sclerosis.

https://www.stroke.org/en/about-stroke/effects-of-stroke/emotional-effects-of-stroke/pseudobulbar-affect