Psychiatric diagnosis

An explanation of the person's subjective experience/symptoms (e.g., feelings and thoughts) as well as descriptions of the person's behavior/signs are usually required for a psychiatric diagnosis (either self-articulated or provided by an informant).


There have been numerous psychological disorders diagnosed.

You probably know something about one or more of the following examples, whether or not you or someone close to you has been diagnosed with a psychiatric disorder:

  • Depression

  • Psychiatric disorders

  • Anxiety disorders are a type of anxiety condition.

  • Schizophrenia

  • Anorexia nervosa

  • Compulsive behaviors


The following are some examples of continuous indications and symptoms of psychiatric disorders:

  • Thinking that is perplexing

  • Concentration difficulties

  • Sadness that lasts for a long time or a feeling of being "low"

  • Inability to deal with day-to-day challenges and stress

  • Having difficulty comprehending situations and other people

  • Withdrawal from others and things that you formerly enjoyed

  • Extreme exhaustion, a lack of vitality, or difficulties sleeping

  • Fear, concern, or guilt are all strong emotions.

  • Extreme emotional swings, from highs to lows, that occur frequently.

  • Delusions (the belief that others are "trying to get you"), paranoia (the thought that others are "out to get you"), and hallucinations (seeing things that aren't there) are all examples of detachment from reality.

  • Changes in eating habits that are noticeable

  • A shift in sex motivation

  • Abuse of drugs or alcohol

  • Anger, wrath, and/or violence in excess

  • Suicidal ideation

Contact the National Suicide Prevention Lifeline at 1-800-273-8255 for support and guidance from a certified counselor if you are having suicidal thoughts. Call 911 if you or a loved one is in urgent danger.

See our National Helpline Database for more mental health resources.

Physical symptoms such as a headache, back discomfort, or stomach pain may be caused by a psychological condition. Tell your doctor about any physical symptoms you're experiencing, such as inexplicable aches and pains, if you're being assessed for a psychiatric issue.


The following is a list of the most common psychiatric diseases (sometimes known as classes or categories).

  • The term "neurodevelopmental disorders" refers to a group of conditions that Many of the psychiatric problems in this category originate in childhood, frequently before a kid attends school. Attention deficit hyperactivity disorder (ADHD), autistic spectrum disorder, and learning problems are just a few examples.

  • Other Psychotic Disorders and the Schizophrenia Spectrum Detachment from reality is a symptom of psychotic illnesses. Delusions, hallucinations, and disordered thought and speech are common in people with these disorders. Although detachment from reality can sometimes impact persons with other psychiatric diseases, schizophrenia is undoubtedly the most well-known of these illnesses.

  • Bipolar and Related Disorders are a group of mental illnesses that affect people in different ways. This category covers conditions in which mania (excessive excitement, activity, and energy) alternates with depressive episodes.

  • Depressive disorders are a type of depression. These diseases are marked by intense melancholy and worthlessness, as well as a loss of interest in previously pleasurable activities. Major depressive disorder (MDD) and premenstrual dysphoric disorder (PMDD), which is more severe than premenstrual syndrome, are two examples (PMS). PMS is not classified as a mental illness.

  • Anxiety Disorders are a type of anxiety disorder that affects people. Anxiety is characterized by a scared and obsessive concentration on negative or harmful events that may occur. Generalized anxiety disorder (GAD), panic disorder, and phobias are examples of anxiety disorders (extreme or irrational fears of specific things, such as heights).

  • Obsessive-Compulsive and Related Disorders are a type of obsessive-compulsive disorder. Obsessions (repeated and unwelcome desires, ideas, or pictures) compel people with these diseases to take repeated behaviors in reaction to them (compulsions). Obsessive-compulsive disorder (OCD), hoarding disorder, and hair-pulling disorder are just a few examples (trichotillomania).

  • Disorders Caused by Trauma and Stress. These psychiatric diseases occur as a result of or in response to stressful or traumatic life events. Posttraumatic stress disorder (PTSD) and acute stress disorder are two examples.

  • Dissociative Disorders are a type of mental illness. Dissociative identity disorder and dissociative amnesia are conditions in which a person's sense of self is altered.

  • Somatic Symptoms and Related Disorders are a group of disorders characterized by the presence of somatic symptoms. Without a clear medical reason, a person with one of these conditions may have severe and incapacitating physical symptoms. 6 ("Somatic" refers to a person's physical state.) Illness anxiety disorder, somatic symptom disorder (formerly known as hypochondriasis), and factitious disorder are among examples.

  • Eating Disorders and Feeding Problems Anorexia nervosa, bulimia nervosa, and binge eating disorder are examples of mental disorders connected to eating.

  • Disorders of Elimination. The incorrect elimination (release) of urine or stool, whether by accident or on intent, is a psychiatric problem in this group. Enuresis (bedwetting) is one example.

  • Sleep-Wake Disorders are a group of disorders that affect people's sleep patterns. Insomnia disorder, nightmare disorder, sleep apnea, and restless legs syndrome are examples of severe sleep problems.

  • Sexual Dysfunctions are a type of sexual dysfunction that occurs when a person' Premature ejaculation, erectile dysfunction, and female orgasmic disorder are examples of sexual response disorders.

  • Gender Dysphoria is a condition in which a person's gender is confused. The distress that comes with a person's proclaimed wish to be a different gender causes these diseases. Children, adolescents, and adults have different diagnostic criteria in this category. 7

  • Disorders of Disruption, Impulse Control, and Conduct. People who suffer from these disorders struggle with emotional and behavioral self-control. Kleptomania (repeated stealing) and intermittent explosive disorder are two examples.

  • Addictive and Substance-Related Disorders Excessive use of alcohol, opioids (such as oxycodone and morphine), recreational drugs, hallucinogens, and six other types of drugs is associated with these diagnoses. Gambling disorder is also included in this category.

  • Neurocognitive disorders are a type of mental illness that affects people's ability to think People's ability to think and reason is harmed by several psychological conditions. Delirium, as well as thinking and reasoning difficulties induced by ailments or diseases such traumatic brain damage or Alzheimer's disease, fall under this category.

  • Personality Disorders are a type of personality disorder. A personality disorder is characterized by a long-term pattern of emotional instability and undesirable behaviors that severely interfere with daily life and relationships. Personality disorders such as borderline, antisocial, and narcissistic are examples.

  • Paraphilic Disorders are a type of paraphilia. This category includes a variety of sexual-interest problems. Sexual sadism disorder, voyeuristic disorder, and pedophilic disorder are examples.

Other types of mental illnesses. This category comprises psychiatric diseases that are caused by other medical conditions or do not fulfill the criteria for any of the other psychiatric disorder categories.