People who have pseudobulbar affect have sudden, frequent, and uncontrollable episodes of laughing or crying. PBA occurs along with other brain disorders, such as stroke or ALS. It can be. Neurological disorders, such as amyotrophic lateral sclerosis, Parkinson's disease, and progressive supranuclear palsy are common causes. Insomnia - Comprehensive review covers symptoms, causes and treatment for. The term “pseudobulbar affect” originally described a subset of symptoms found in patients with pseudobulbar palsy, a neurological condition distinguished from bulbar palsy. ... Contemplating these distinctions provided the impetus to search for the cause of her symptoms and helped bring relief to her suffering. References. American. A nervous system condition called pseudobulbar affect can make crying and laughing uncontrollable. Learn more about the symptoms, causes, diagnosis, treatment, and tips to manage PBA. 2022.7. 13. · Progressive supranuclear palsy (a brain disorder that causes problems with walking, balance, speech, thinking, vision, mood and behavior) Wilson disease (a disorder.