2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Mental Disorders 290-319 > Neurotic Disorders, Personality Disorders, And Other Nonpsychotic Mental Disorders 300-316 > 2006 ICD-9-CM Diagnosis 311 Depressive disorder not elsewhere classified View the most recent version of ICD-9-CM 311 An affective disorder manifested by either a dysphoric mood or loss of interest or pleasure in usual activities. The mood disturbance is prominent and relatively persistent. Depressive states usually of moderate intensity in contrast with major depression present in neurotic and psychotic disorders. A mental state of depressed mood characterised by feelings of sadness, despair and discouragement. 311 is a specific code that can be used to specify a diagnosis 311 contains 3 index entries Alternate Terminology Depressive disorder NOS Depressive state NOS Depression NOS 311 Excludes acute reaction to major stress with depressive symptoms (308.0) affective personality disorder (301.10-301.13) affective psychoses (296.0-296.9) brief depressive reaction (309.0) depressive states associated with stressful events (309.0-309.1) disturbance of emotions specific to childhood and adolescence, with misery and unhappiness (313.1) mixed adjustment reaction with depressive symptoms (309.4) neurotic depression (300.4) prolonged depressive adjustment reaction (309.1) psychogenic depressive psychosis (298.0)  Index entries containing 311: Depression 311 acute (see also Psychosis, affective) 296.2 recurrent episode 296.3 single episode 296.2 agitated (see also Psychosis, affective) 296.2 recurrent episode 296.3 single episode 296.2 anaclitic 309.21 anxiety 300.4 arches 734 congenital 754.61 autogenous (see also Psychosis, affective) 296.2 recurrent episode 296.3 single episode 296.2 basal metabolic rate (BMR) 794.7 bone marrow 289.9 central nervous system 799.1 newborn 779.2 cerebral 331.9 newborn 779.2 cerebrovascular 437.8 newborn 779.2 chest wall 738.3 endogenous (see also Psychosis, affective) 296.2 recurrent episode 296.3 single episode 296.2 functional activity 780.99 hysterical 300.11 involutional, climacteric, or menopausal (see also Psychosis, affective) 296.2 recurrent episode 296.3 single episode 296.2 manic (see also Psychosis, affective) 296.80 medullary 348.8 newborn 779.2 mental 300.4 metatarsal heads - see Depression, arches metatarsus - see Depression, arches monopolar (see also Psychosis, affective) 296.2 recurrent episode 296.3 single episode 296.2 nervous 300.4 neurotic 300.4 nose 738.0 postpartum 648.4 psychogenic 300.4 reactive 298.0 psychoneurotic 300.4 psychotic (see also Psychosis, affective) 296.2 reactive 298.0 recurrent episode 296.3 single episode 296.2 reactive 300.4 neurotic 300.4 psychogenic 298.0 psychoneurotic 300.4 psychotic 298.0 recurrent 296.3 respiratory center 348.8 newborn 770.89 scapula 736.89 senile 290.21 situational (acute) (brief) 309.0 prolonged 309.1 skull 754.0 sternum 738.3 visual field 368.40 Disorder - see also Disease depressive NEC 311 atypical 296.82 major (see also Psychosis, affective) 296.2 recurrent episode 296.3 single episode 296.2 State depressive NEC 311 induced by drug 292.84 neurotic 300.4