- Family aggregation present
- Higher concordance in MZ twins
- 50% estimated heritability
- Higher risk of alcohol misue in adopted away sons
- Mutation in gene that codes for aldehyde dehydrogenase prevets against alcoholism
- GABA receptor and dopamine D4 receptor genes are other candidates (inonsistent results of studies regarding these)
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: ...
Comments
Post a Comment
Your Thoughts?