Glossary / Lexicon
Negative symptoms
Negative symptoms refer to the symptoms of schizophrenia, including affective flattening, alogia, avolition, and anhedonia, that involve functioning below the level of normal behavior.
Negative symptoms are also known as second-rank symptoms in schizophrenia; those characteristics that are notably absent in the affected person but are usually present in a person’s experience, such as appropriate self care, full range of affect