ICD-11 Criteria for Depression (Recurrent Depressive Disorder) 6A71

Recurrent depressive disorder is characterised by a history or at least two depressive episodes separated by at least several months without significant mood disturbance. A depressive episode is characterised by a period of depressed mood or diminished interest in activities occurring most of the day, nearly every day during a period lasting at least two weeks accompanied by other symptoms such as difficulty concentrating, feelings of worthlessness or excessive or inappropriate guilt, hopelessness, recurrent thoughts of death or suicide, changes in appetite or sleep, psychomotor agitation or retardation, and reduced energy or fatigue. There have never been any prior manic, hypomanic, or mixed episodes, which would indicate the presence of a Bipolar disorder.

Inclusions:              

• Seasonal depressive disorder

Exclusions:             

• Adjustment disorder (6B43)
• Bipolar or related disorders (BlockL2‑6A6)
• Single episode depressive disorder (6A70)

6A71.0     Recurrent depressive disorder, current episode mild

Recurrent depressive disorder, current episode mild is diagnosed when the definitional requirements for Recurrent depressive disorder have been met and there is currently a depressive episode of mild severity. A depressive episode is characterised by a period of depressed mood or diminished interest in activities occurring most of the day, nearly every day during a period lasting at least two weeks accompanied by other symptoms such as difficulty concentrating, feelings of worthlessness or excessive or inappropriate guilt, hopelessness, recurrent thoughts of death or suicide, changes in appetite or sleep, psychomotor agitation or retardation, and reduced energy or fatigue. In a mild depressive episode, the individual is usually distressed by the symptoms and has some difficulty in continuing to function in one of more domains (personal, family, social, educational, occupational, or other important domains). There are no delusions or hallucinations during the episode.

6A71.1      Recurrent depressive disorder, current episode moderate, without psychotic symptoms

Recurrent depressive disorder, current episode moderate, without psychotic symptoms is diagnosed when the definitional requirements for recurrent depressive disorder have been met and there is currently a depressive episode of moderate severity, and there are no delusions or hallucinations during the episode. A depressive episode is characterised by a period of depressed mood or diminished interest in activities occurring most of the day, nearly every day during a period lasting at least two weeks accompanied by other symptoms such as difficulty concentrating, feelings of worthlessness or excessive or inappropriate guilt, hopelessness, recurrent thoughts of death or suicide, changes in appetite or sleep, psychomotor agitation or retardation, and reduced energy or fatigue. In a moderate depressive episode, several symptoms of a depressive episode are present to a marked degree, or a large number of depressive symptoms of lesser severity are present overall. The individual typically has considerable difficulty functioning in multiple domains (personal, family, social, educational, occupational, or other important domains).

6A71.2     Recurrent depressive disorder, current episode moderate, with psychotic symptoms

Recurrent depressive disorder, current episode moderate, with psychotic symptoms is diagnosed when the definitional requirements for Recurrent depressive disorder have been met and there is currently a depressive episode of moderate severity, and there are delusions or hallucinations during the episode. A depressive episode is characterised by a period of depressed mood or diminished interest in activities occurring most of the day, nearly every day during a period lasting at least two weeks accompanied by other symptoms such as difficulty concentrating, feelings of worthlessness or excessive or inappropriate guilt, hopelessness, recurrent thoughts of death or suicide, changes in appetite or sleep, psychomotor agitation or retardation, and reduced energy or fatigue. In a moderate depressive episode, several symptoms of a depressive episode are present to a marked degree, or a large number of depressive symptoms of lesser severity are present overall. The individual typically has considerable difficulty functioning in multiple domains (personal, family, social, educational, occupational, or other important domains).

6A71.3     Recurrent depressive disorder, current episode severe, without psychotic symptoms

Recurrent depressive disorder, current episode severe, without psychotic symptoms is diagnosed when the definitional requirements for Recurrent depressive disorder are met and the current episode is severe and there are no delusions or hallucinations during the episode. A depressive episode is characterised by a period of depressed mood or diminished interest in activities occurring most of the day, nearly every day during a period lasting at least two weeks accompanied by other symptoms such as difficulty concentrating, feelings of worthlessness or excessive or inappropriate guilt, hopelessness, recurrent thoughts of death or suicide, changes in appetite or sleep, psychomotor agitation or retardation, and reduced energy or fatigue. In a severe depressive episode, many or most symptoms of a Depressive Episode are present to a marked degree, or a smaller number of symptoms are present and manifest to an intense degree. The individual has serious difficulty continuing to function in most domains (personal, family, social, educational, occupational, or other important domains).

Inclusions:              

• Endogenous depression without psychotic symptoms
• Major depression, recurrent without psychotic symptoms
• Manic-depressive psychosis, depressed type without psychotic symptoms
• Vital depression, recurrent without psychotic symptoms

6A71.4    Recurrent depressive disorder, current episode severe, with psychotic symptoms

Recurrent depressive disorder, current episode severe, with psychotic symptoms is diagnosed when the definitional requirements for Recurrent depressive disorder are met and the current episode is severe and there are delusions or hallucinations during the episode. A depressive episode is characterised by a period of depressed mood or diminished interest in activities occurring most of the day, nearly every day during a period lasting at least two weeks accompanied by other symptoms such as difficulty concentrating, feelings of worthlessness or excessive or inappropriate guilt, hopelessness, recurrent thoughts of death or suicide, changes in appetite or sleep, psychomotor agitation or retardation, and reduced energy or fatigue. In a severe depressive episode, many or most symptoms of a Depressive Episode are present to a marked degree, or a smaller number of symptoms are present and manifest to an intense degree. The individual has serious difficulty continuing to function in most domains (personal, family, social, educational, occupational, or other important domains). In a severe depressive episode, many or most symptoms of a Depressive Episode are present to a marked degree, or a smaller number of symptoms are present and manifest to an intense degree. The individual has serious difficulty continuing to function in most domains (personal, family, social, educational, occupational, or other important domains).

Inclusions:              

• Endogenous depression with psychotic symptoms
• Manic-depressive psychosis, depressed type with psychotic symptoms

6A71.5     Recurrent depressive disorder, current episode, unspecified severity

Recurrent depressive disorder current episode, unspecified severity is diagnosed when the definitional requirements of a depressive episode have been met and there is a history of prior depressive episodes, but there is insufficient information to determine the severity of the current depressive episode. A depressive episode is characterised by a period of almost daily depressed mood or diminished interest in activities lasting at least two weeks accompanied by other symptoms such as difficulty concentrating, feelings of worthlessness or excessive or inappropriate guilt, hopelessness, recurrent thoughts of death or suicide, changes in appetite or sleep, psychomotor agitation or retardation, and reduced energy or fatigue. The symptoms are associated with at least some difficulty in continuing with ordinary work, social, or domestic activities.

6A71.6     Recurrent depressive disorder, currently in partial remission

Recurrent depressive disorder, currently in partial remission, is diagnosed when the definitional requirements for Recurrent depressive disorder have been met; the full definitional requirements for a depressive episode are no longer met but some significant mood symptoms remain.

6A71.7    Recurrent depressive disorder, currently in full remission

Recurrent depressive disorder, currently in full remission is diagnosed when the definitional requirements for recurrent depressive disorder have been met but currently there are no significant mood symptoms.

6A71.Y                   Other specified recurrent depressive disorder

6A71.Z                    Recurrent depressive disorder, unspecified

REFERENCE:

International Classification of Diseases Eleventh Revision (ICD-11). Geneva: World Health Organization; 2022. License: CC BY-ND 3.0 IGO.

https://creativecommons.org/licenses/by-nc-nd/3.0/igo/