Flat affect

Flat affect is a term used in psychiatry to describe a lack of emotional reactivity (emotional expressiveness) in an individual. It is a characteristic feature of schizophrenia, but can also be associated with other psychiatric and neurological disorders, such as depression, bipolar disorder, Parkinson's disease, and traumatic brain injury.

Definition[edit | edit source]

Flat affect is defined as a lack of emotional reactivity on the part of an individual. It is characterized by a lack of change in facial expression, tone of voice, and nonverbal communication, regardless of the emotional content of what is being discussed or the emotional context of the situation.

Causes[edit | edit source]

Flat affect can be caused by various psychiatric and neurological disorders, including:

Symptoms[edit | edit source]

The main symptom of flat affect is a lack of emotional expressiveness. This can manifest as:

Lack of change in facial expression
Monotonous or lack of inflection in voice
Lack of nonverbal communication, such as gestures and body language
Lack of response to emotionally charged situations

Diagnosis[edit | edit source]

The diagnosis of flat affect is typically made through clinical observation by a psychiatrist or other mental health professional. The professional will observe the individual's facial expressions, tone of voice, and nonverbal communication during conversation and in response to emotionally charged situations.

Treatment[edit | edit source]

Treatment for flat affect typically involves treating the underlying disorder that is causing the symptom. This may involve medication, psychotherapy, or a combination of both.

References[edit | edit source]

Flat affect Resources
Need Help Finding a Doctor? Need help finding a doctor or specialist anywhere in the world? Explore our world directory. WikiMD's DocFinder can assist you in locating millions of physicians.	Medical Knowledge Access the latest research - Most recent articles Ongoing trials.