Diagnosis | Description | Symptoms |
Major depressive disorder (MDD) | Major depressive disorder diagnosis is based on the presence of at least five symptoms that last at least two weeks, most of the day every day. One of the symptoms present should be a depressed mood or loss of interest in daily activities. | - Depressed mood
- Lack of interest or enjoyment
- Weight loss or gain
- Trouble sleeping
- Feeling extremely lethargic and slowed down, or else restless and irritated.
- Lack of energy or tiredness
- Feeling worthless or guilty
- Poor concentration
- Suicidal thoughts or behaviors
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Postpartum (peripartum) depression | Postpartum (peripartum) depression occurs during pregnancy or in the first weeks after delivery (sometimes up to a year following delivery). | - Difficulty bonding with the baby
- Feeling not a good enough mother
- Excessive crying
- Withdrawing from family and friends
- Thinking about hurting yourself or your baby
- Feeling unworthy, guilty, shameful, or inadequate
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Persistent depressive disorder (Dysthymia) | Depressed mood for most of the days that last at least 2 years, along with the presence of any two symptoms. | - Feeling hopeless
- Low energy and feeling fatigue
- Decreased self-esteem
- Insomnia or hypersomnia
- Change in eating patterns (undereating or overeating)
- Difficulty making decisions or trouble focusing
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Premenstrual dysphoric disorder (PMDD) | PMDD takes place repeatedly during the premenstrual phase of the cycle and eliminates around the time of (or after) menses. Five of the symptoms must be present to diagnose PMDD. | - Depressed mood
- Feeling hopeless or self-deprecating thoughts
- Mood swings
- Irritability or anger
- Feeling anxious, tense, or keyed up
- Decreased interest in everyday activities
- Poor concentration
- Low energy and fatigue
- Change in appetite, overeating, or specific food cravings
- Feeling overwhelmed or out of control
- Insomnia or hypersomnia
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Substance/Medication-induced depressive disorder | When a substance (drugs, prescription medicine, or alcohol) induces depressed symptoms while being used or a withdrawal syndrome following consumption, the condition is called substance/medication-induced depressive disorder. The drug or substance needs to be known as capable of causing the symptoms. | - Depressed mood
- Decreased interest in activities
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Depressive disorder due to another medical condition | Individuals have symptoms of clinical MDD as a direct consequence of another underlying medical condition determined by medical history, physical examination, or lab reports. | - Depressed mood
- Loss of interest in activities
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