'''[[Depresija]]''' spada u grupu [[poremećaji raspoloženja|poremećaja raspoloženja]] (unipolarni poremećaj).<ref>{{DSM-IV}}</ref> ''Depresivno raspoloženje'' karakterizuje povlačenje bolesnika u sebe, potištenost, pad vitalnih dinamizama, [[nesanica]], gubitak apetita, pesimizam, usporeni [[misao]]ni tok, osećaj beznađa i bespomoćnosti.<ref>{{cite journal | author = Bech P, Rasmussen NA, Olsen LR, Noerholm V, Abildgaard W | title = The sensitivity and specificity of the Major Depression Inventory, using the Present State Examination as the index of diagnostic validity. | journal = Journal of affective disorders | volume = 66 | issue = 2-3 | pages=159-64 | year = 2001 | pmid = 11578668 }}</ref><ref>{{cite journal | author = Olsen LR, Jensen DV, Noerholm V, Martiny K, Bech P | title = The internal and external validity of the Major Depression Inventory in measuring severity of depressive states. | journal = Psychological medicine | volume = 33 | issue = 2 | pages=351-6 | year = 2003 | pmid = 12622314 }}</ref><ref>{{cite web|url=http://www.health.am/psy/major-depressive-disorder/ |title=Major Depressive Disorder|publisher=American Medical Network, Inc.|accessdate = 15. 1. 2011.}}</ref>
