Long-Term Depression: How Neural Pathways Soften and Adapt
Long-Term Depression (LTD) The Core Definition of Long-Term Depression (LTD) Long-Term Depression (LTD) is a fundamental mechanism of synaptic plasticity, defined as a stable, persistent weakening of synaptic transmission between two neurons. Unlike its counterpart, Long-Term Potentiation (LTP), which strengthens neural connections and is often associated with the initial encoding of memory, LTD serves a […]
Persistent Depressive Disorder: Finding Light in the Grey
DYSTHYMIC DISORDER (Persistent Depressive Disorder) The Core Definition and Fundamental Mechanism The psychological condition formerly known as Dysthymic Disorder, and now classified in the DSM-5 as Persistent Depressive Disorder (PDD), represents a chronic, long-term form of depression characterized by persistent low mood and general unhappiness that lasts for a minimum of two years in adults […]
Persistent Depressive Disorder: Understanding Chronic Low Mood
Dysthymia: A Comprehensive Encyclopedia Entry The Core Definition of Dysthymia Dysthymia, officially known in the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) as Persistent Depressive Disorder, is a chronic form of depression characterized by a low mood that persists for at least two years in adults, or one year in children and […]
RECURRENT DEPRESSION
Defining Recurrent Depression and Diagnostic Criteria Recurrent depression, formally categorized within the spectrum of Major Depressive Disorder (MDD), represents a chronic and significant psychological condition characterized by the experience of two or more distinct major depressive episodes (MDEs). This distinction from a single-episode MDD is critical for both prognosis and treatment planning, highlighting the persistent […]