Diagnostic Criteria

Depressive Disorders

Major Depressive Disorder
A. 5 or more of the following symptoms over 2-week period. Must include at least depressed mood or loss of interest/pleasure: 1. Depressed mood 2. Anhedonia 3. Weight loss/decreased appetite 4. Insomnia or hypersomnia 5. Psychomotor agitation or slowing 6. Low energy 7. Worthlessness or guilt 8. Poor concentration 9. Suicidal ideationB. Cause functional impairment.C. Not due to substance or another medical condition.D. Not better explained by another psychiatric disorder​E. No history of mania or hypomania​Specifiers: Single or recurrent episodeMild, moderate, severeIn partial or full remissionWith anxious distressWith mixed featuresWith melancholic featuresWith atypical featuresWith mood-congruent psychotic featuresWith mood-incongruent psychotic featuresWith catatoniaWith peripartum onsetWith seasonal pattern
Persistent Depressive Disorder
A. Depressed mood for most days for at least 2 yearsB. Presence of 2 or more of the following when depressed: 1. Poor appetite or overeating 2. Insomnia or hypersomnia 3. Low energy 4. Low self-esteem 5. Poor concentration 6. HopelessnessC. No absence of above symptoms for more than 2 months at a time.​​D. Criteria for MDD may be met for 2 years.​E. No history of mania or hypomania, or cyclothymia.​F. Not better explained by another psychiatric disorder.​G. Not due to substance or another medical condition.H. Cause functional impair.​Specifiers: ​Mild, moderate, or severeEarly onset (< 21 years) or late onset (21 years or older)In partial or full remissionWith pure dysthymic syndromeWith persistent MDEWith intermittent MDE, with current episodeWith intermittent MDE, without current episodeWith anxious distressWith mixed featuresWith melancholic featuresWith atypical featuresWith mood-congruent psychotic featuresWith mood-incongruent psychotic featuresWith catatoniaWith peripartum onsetWith seasonal pattern

Bipolar and Related Disorders

Manic Episode
A. Distinct period of elevated, expansive, irritative mood and increased energy; lasts at least 1 weekB. During this period, 3 or more of the following (4 if mood is only irritable): 1. Grandiosity 2. Decreased need for sleep 3. Talkative or pressured speech 4. Flight of ideas 5. Distractibility 6. Increased activity or agitation 7. Risky activitiesC. Causes functional impairment.D. Not due to substances or another medical condition.
Hypomanic Episode
A. Distinct period of elevated, expansive, irritative mood and increased energy; lasts at 4 days.B. During this period, 3 or more of the following (4 if mood is only irritable): 1. Grandiosity 2. Decreased need for sleep 3. Talkative or pressured speech 4. Flight of ideas 5. Distractibility 6. Increased activity or agitation 7. Risky activitiesC. Associated with change in function.D. Change is noticeable by others.E. Not severe enough to cause marked impairment or necessitate hospitalization.F. Not due to substances or another medical condition.
Bipolar I Disorder
A. At least one manic episode.B. Not better explained by another psychiatric disorder.
Specifiers: ​Current or most recent episode manicCurrent or most recent episode hypomanicCurrent or most recent episode depressedMild, moderate, severeWith psychotic featuresWith anxious distressWith mixed featuresWith rapid cyclingWith melancholic featuresWith atypical featuresWith mood-congruent psychotic featuresWith mood-incongruent psychotic featuresWith catatoniaWith peripartum onsetWith seasonal pattern
Bipolar II Disorder
A. At least one hypomanic episode and one major depressive episode. B. No history of manic episodes.​​C. Not better explained by another psychiatric disorder.D. Cause functional impair.
Specifiers: ​​Current or most recent episode hypomanicCurrent or most recent episode depressedMild, moderate, severeWith psychotic featuresWith anxious distressWith mixed featuresWith rapid cyclingWith melancholic featuresWith atypical featuresWith mood-congruent psychotic featuresWith mood-incongruent psychotic featuresWith catatoniaWith peripartum onsetWith seasonal pattern
Cyclothymic Disorder
A. Numerous periods of hypomanic symptoms and depressive symptoms for at least 2 years.B. Symptoms present for at least half the time, with no absence of symptoms for more than 2 months at a time.​​C. Have not met diagnostic criteria for manic, hypomanic or major depressive episode.​D. Not better explained by another psychiatric disorder.​E. Not due to substances or another medical condition.​​F. Cause functional impair.​Specifiers: ​With anxious distress

Schizophrenia Spectrum and Other Psychotic Disorders

Schizophrenia
A. 2 or more of the following for most of one month; at least one must be 1, 2 or 3: 1. Delusions 2. Hallucinations 3. Disorganized speech 4. Disorganized or catatonic behaviour​ 5. Negative symptoms​B. Functional impairment.C. Signs of disturbance for at least 6 months.​D. Schizoaffective disorder, depressive and bipolar disorder ruled out.​​E. Not due to substances or another medical condition.​F. If history of ASD or communication disorder, diagnosis of SCZ is made if delusions or hallucinations prominent for >1 month.​Specifiers: ​First episode, current in acute episodeFirst episode, currently in partial remissionFirst episode, currently in full remissionMultiple episodes, current in acute episodeMultiple episodes, currently in partial remissionMultiple episodes, currently in full remissionContinuousUnspecifiedWith catatonia
Schizoaffective Disorder
A. Uninterrupted period of illness in which there is a major mood episode concurrent with criterion A symptoms of schizophrenia.B. Delusions or hallucinations for at least 2 weeks in the absence of a mood episode.​C. Symptoms that meet diagnostic criteria for a major mood episode ​present for the majority of illness duration.D. Not due to substances or another medical condition.​Specifiers: ​Bipolar typeDepressive typeWith catatoniaFirst episode, current in acute episodeFirst episode, currently in partial remissionFirst episode, currently in full remissionMultiple episodes, current in acute episodeMultiple episodes, currently in partial remissionMultiple episodes, currently in full remissionContinuousUnspecifiedSeverity
Delusional Disorder
A. 1+ delusions, 1+ months B. Never criteria A of schizophrenia (hallucinations minimal or related to delusion) C. Besides delusion and consequences, not functionally impaired with behaviour not obviously strange D. any mania or MDE was brief relative to delusional periods E. Not due to substances or another medical condition. Specifiers Erotomanic type Grandiose type Jealous type Persecutory type Somatic type Mixed type Unspecified type With bizarre content First episode, currently in acute episode (if > 1 year, meets criteria) First episode, currently in partial episode (if > 1 year, some criteria) First episode, currently in full remission (if > 1 year, no symptoms) Multiple episodes, currently in acute episode Multiple episodes, currently in partial remission Multiple episodes, currently in full remission Continuous Unspecified Severity (optional)
Catatonia
Clinical picture dominated by 3 or more of the following: 1. Stupor 2. Catalepsy 3. Waxy flexibility 4. Mutism 5. Negativism​ 6. Posturing 7. Mannerism​ 8. Stereotypy 9. Agitation 10. Grimacing 11. Echolalia 12. Echopraxia

Anxiety Disorders

Panic Attack Specifier
Abrupt surge of intense fear or discomfort that peaks in minutes, and characterized by 4 or more of the following:1. Palpitations2. Sweating3. Trembling/shaking4. Shortness of breath5. Choking sensation6. Chest pain7. Nausea or abdominal upset8. Dizziness or lightheadedness9. Chills or heat sensation10. Paresthesias11. Derealization or depersonalization12. Fear of losing control13. Fear of dying
Panic Disorder
A. Recurrent unexpected panic attacks.B. At least one attack followed for at least 1 month of: 1. Persistent worry about additional panic attacks or their consequences 2. Maladaptive changes in behaviour related to these attacksC. Not due to substances or another medical condition.D. Not better explained by another psychiatric disorder.
Specific Phobia
A. Fear or anxiety about a specific situation or object. B. This object or situation provokes immediate fear/anxiety. C. This object or situation is actively avoided or endured with intense fear/anxiety. D. Fear or anxiety is out of proportion to actual danger posed by the object or situation. E. Fear or anxiety is persistent for 6 or more months. F. Causes significant functional impact.G. Not better explained by another psychiatric disorder.Specifiers: · Animal· Natural environment· Blood-injection-injury· Situational· Other
Generalized Anxiety Disorder
A. Excessive worry and anxiety about numerous events/activities on most days for at least 6 months.B. Difficult to control worry.​C. Associated with 3 or more symptoms:1. Restlessness or feeling keyed up2. Easily fatigued3. Difficulty concentrating4. Irritability5. Muscle tension6. Sleep disturbanceD. Causes functional impairment.E. Not attributable to substances or another medical condition.F. Not better explained by another psychiatric disorder.
Agoraphobia
A. Fear or anxiety about 2 or more of the following situations:1. Public transportation2. Open spaces3. Enclosed places4. Lines or crowds5. Outside of the home B. Fear or avoidance of these situations because of thoughts that escape may be difficult, help not readily available, or embarrassment.C. Situations provoke fear or anxiety. D. Situations actively avoided, require presence or a companion, or endured with intense fear or anxiety.E. Fear or anxiety is out of proportion with the actual danger posed by the situation.F. Persistent, lasting at least 6 months.G. Causes significant functional impact.H. If another medical condition is present, the fear or anxiety is clearly excessiveI. Not better explained by another psychiatric disorder.Specifiers: · Animal· Natural environment· Blood-injection-injury· Situational· Other