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- Negative deviation in mood.
- Depression is the main symptom
Symptoms of Major Depressive episode (most of the day and on most days)
- 1. Depressed mood
- 2. Diminished pleasure or interest
- 3. Significant weight loss when not dieting, or weight gain or a decrease in apetite
- 4. Insomnia or Hypersomnia
- 5. Psychomotor retardation or agitation
- 6. Fatigue or decreased energy.
- 7. Feelings of worthlessness or excessive guilt
- 8. Decreased ability to think, concentrate, and make decisions.
- 9. Recurrent ideas of death and suicide.
A depressiv episode must have dysophoric (depressive) mood or anhedonia (loss of interest or pleasure) or both.
Involve an abnormally and persistently altered mood state that involves elevation of mood, expansiveness, or irritability that lasts for at least one week and causes significant distress or impairment in normal areas of functioning. In addition, the person demonstrates persistence of at least three of: inflated self-esteem, and/or gradiosity, less of a need for sleep, pressured or excessive speech, flight of ideas, and racing thoughts that the person cannot or will not control, distractability, psychomotor agitation and increased level of activity, and extreme involvement in pleasurable activities with a high probability of adverse consequences.
Major Depressive Disorder
- Experience of major depressive episode
- Display five+ symptoms continuously for at least 2 weeks
- Cause significant distress in normal areas of person's life.
- Not part of bereavement.
- Long-term, chronic disorder which keeps a person from functioning optimally or feeling as good.
- When occurring with MDD; double depression.
- Feel depressed most of the day on most days for 2+ years. Feels normal to them.
- 30-40% of depressed patients.
- Some pleasurable experiences in their life.
- Dont have sleep problems or loss of appetite
- Tend to oversleep and overeat
- -General sadness
- -Strong feelings of rejection
- -Sensation of heaviness in arms
- -Strong preference for carbohydrates (may be linked to increased serotonin levels)
- Episodes of AD are shorter but more frequent and usually very debilitating.
Adjustment Disorder with Depressed Mood
- When symptoms emerge as a response to an identifiable stressor that has occurred within 3mths prior to the onset of symptoms.
- Symptoms are clinically significant since they produce marked distress and are in excess of normal response.
- Impairment of normal functioning
- Chronic adjustment disorder: includes stressor that will not go away
Depressive Personality Disorder
- Pervasive pattern of depressive cognitions
- Begins at least by early adulthood
- Five+ of following:
- 1. Dejection and unhappiness are dominant
- 2. Self concept centering on beliefs of inadequacy, worthlessness, and low self-esteem
- 3. Critical, blaming, and derogatory towards themselves.
- 4. Brooding and tendency to worry
- 5. Negativistic, critical, and judgmental towards others.
- 6. Pessimistic
- 7. Prone to feeling guilty or remorseful.
- It may look like early onset dd.
Seasonal Affective Disorder
- experience mood changes when the days become shorter with less light and mood improvement when days lengthen and brighten.
- Hormone melatonin, vitamin D deficiencies.
Premenstrual Dysphoric Disorder
- Dysphoric mood
- sleep disturbances
- Labile mood
- Can significantly affect normal routines and functioning for 5% of women
40% percent of live births in US are complicated by postpartum mood disorders.