Abstract Purpose of Review: Although increasingly recognized, atypical parkinsonian
syndromes remain challenging to diagnose and are underrecognized due to overlap with …

Pseudobulbar affect (PBA) may occur in association with a variety of neurological diseases,
and so may be encountered in the setting of amyotrophic lateral sclerosis, extrapyramidal …

Pseudobulbar affect is characterized by uncontrollable, inappropriate laughing and/or crying
that is either unrelated or out of proportion to the emotions felt by the patient and occurs in …

Pseudobulbar affect (PBA) consists of uncontrollable outbursts of laughter or crying
inappropriate to the patient's external circumstances and incongruent with the patient's …

Introduction Pseudobulbar affect (PBA) is a neurologic syndrome of emotional affect
disinhibition, characterized by uncontrollable, exaggerated, and often inappropriate …

Involuntary emotional expression disorder (IEED) includes the syndromes of pathological
laughing and crying (PLC) and emotional lability (EL). Review of the lesion, epilepsy, and …

Background Pseudobulbar affect (PBA) is a neurological condition characterized by
involuntary, sudden, and frequent episodes of laughing and/or crying, which can be socially …

Introduction Pseudobulbar affect (PBA) is characterized by involuntary and uncontrollable
laughing and/or crying episodes, occurring secondary to neurological disease or injury. The …

The overlap of signs and symptoms between Parkinson's disease and the atypical
parkinsonian syndromes, such as progressive supranuclear palsy, multiple system atrophy …

Importance In 2010, the US Food and Drug Administration (FDA) approved a combination of
dextromethorphan hydrobromide and quinidine sulfate for the treatment of pseudobulbar …