Depression subtype | Symptoms or timing |
Anxious distress |
| - Feeling tense
- Feeling restless
- Worrying that interferes with concentration
- Fear of losing control or that something awful may happen
|
Atypical |
| - Mood improves in response to positive experiences
- Increased appetite or weight gain
- Hypersomnia (≥10 hours/day or ≥2 hours more than when not depressed)
- Feelings of heaviness in limbs
- Sensitivity to interpersonal rejection that is longstanding and impairs personal and work relationships
|
Catatonia* |
| - Psychomotor activity that is profoundly decreased (eg, stupor) or increased (eg, agitation)
- Nonpurposeful resistance to instructions or external stimuli
- Minimal resistance to positioning by examiner
- Distorted facial expression
- Profound lack of verbal response
- Odd, repetitive movements that can include posturing; caricatures; or repetitive, non-goal-directed movements
- Mimicking another's speech or movement
|
Melancholic |
| - Profound loss of pleasure and/or does not feel better with positive events or pleasurable experiences
- Depression is worse in the morning
- Early morning awakening (ie, 2 hours before usual time of waking up)
- Pronounced psychomotor agitation or slowing
- Anorexia or weight loss
- Excessive guilt
|
Mixed¶ |
| - Elevated or expansive mood
- Inflated self-esteem or grandiosity
- Pressured speech or more talkative than usual
- Racing thoughts or flight of ideas
- Increased energy or goal-directed activity
- Decreased need for sleep
- Engages excessively in pleasurable activities with high potential for painful consequences (eg, excessive spending or irresponsible sexual activity)
|
Peripartum |
| - Symptoms begin during pregnancy or within 4 weeks of childbirthΔ
|
Psychotic¶◊ |
| - Delusions (false, fixed beliefs)
- Hallucinations (false sensory perceptions)
|
Seasonal§ |
| - Regularly begin at a particular time of year (eg, winter)
- Regularly remit at a particular time of year (eg, summer)
- Seasonal episodes are recurrent and largely outnumber nonseasonal episodes
|