What is Functional Neurological Disorder (FND) aka Conversion Disorder? Functional Neurological Disorder (FND) aka Conversion Disorder is the name given to patients who suffer from abnormal cognitive changes that can be so severe it makes it very difficult for the person to function in society. Conversion Disorder has no known cause, no known treatments, and … Continue reading What is Functional Neurological Disorder (FND) aka Conversion Disorder?