Thursday, 26 May 2022

ICD-11 Criteria for Single Episode Depressive Disorder (Depressive Episode) (6A70)

ICD-11 Criteria for Single Episode Depressive Disorder (Depressive Episode) (6A70)

Single episode depressive disorder is characterised by the presence or history of one depressive episode when there is no history of prior depressive episodes. 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.

Exclusions:            

  • Recurrent depressive disorder (6A71)
  • Adjustment disorder (6B43)
  • Bipolar or related disorders (BlockL2‑6A6)

6A70.0       Single episode depressive disorder, mild

Single episode depressive disorder, mild, is diagnosed when the definitional requirements of a Depressive episode are met and the episode is 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.

6A70.1     Single episode depressive disorder, moderate, without psychotic symptoms

Single episode depressive disorder, moderate, without psychotic symptoms is diagnosed when the definitional requirements of a depressive episode have been met, there is no history of prior depressive episodes, the episode is 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).

6A70.2       Single episode depressive disorder, moderate, with psychotic symptoms

Single episode depressive disorder, moderate, with psychotic symptoms is diagnosed when the definitional requirements of a depressive episode have been met, there is no history of prior depressive episodes, the episode is 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).

6A70.3       Single episode depressive disorder, severe, without psychotic symptoms

Single episode depressive disorder, severe, without psychotic symptoms is diagnosed when the definitional requirements for Single episode 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:              

  • Major depression single episode without psychotic symptoms
  • Vital depression single episode without psychotic symptoms

6A70.4      Single episode depressive disorder, severe, with psychotic symptoms

Single episode depressive disorder, severe, with psychotic symptoms is diagnosed when the definitional requirements for Single episode 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).

6A70.5      Single episode depressive disorder, unspecified severity

Single episode depressive disorder, unspecified severity is diagnosed when the definitional requirements of a depressive episode have been met, there is no history of prior depressive episodes, and there is insufficient information to determine the severity of the current depressive 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. The symptoms are associated with at least some difficulty in continuing with ordinary work, social, or domestic activities.

6A70.6      Single episode depressive disorder, currently in partial remission

Single episode depressive disorder, currently in partial remission, is diagnosed when the full definitional requirements for a depressive episode have been met and there is no history of prior depressive episodes. The full definitional requirements for a depressive episode are no longer met but some significant mood symptoms remain.

6A70.7     Single episode depressive disorder, currently in full remission

Single episode depressive disorder, currently in full remission is diagnosed when the full definitional requirements for one depressive episode have been met in the past and there are no longer any significant mood symptoms. There is no history of depressive episodes preceding the episode under consideration.

6A70.Y      Other specified single episode depressive disorder

6A70.Z       Single episode 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/


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