Schizophrenia: Decoding Bleuler’s Four Essential Pillars
Bleuler’s Fundamental Symptoms of Schizophrenia The Core Definition of Fundamental Symptoms The concept of Fundamental Symptoms refers to the four primary, persistent characteristics of schizophrenia as defined by Swiss psychiatrist Eugen Bleuler in the early 20th century. Bleuler introduced these symptoms—often colloquially remembered as the “Four A’s”—to distinguish the core, underlying pathology of the disorder […]