Full context:   Delusions are categorized into four different groups: French psychiatry (which is influenced by psychoanalysis), however, also establishes a difference between "paranoid" (paranoïde) and "paranoiac" (paranoïaque) delusion. The paranoid delusion, observed in schizophrenia, is non-systematized and is characterized by a disorganized structure and confused speech and thoughts. The paranoiac delusion, observed in paraphrenia, is highly systematized (which means it is very organized and clear) and focuses on a single theme.