Depressive Disorders and Symptoms
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Questions and Answers

Which side effect is common (greater than 30% frequency) for Venlafaxine?

  • Somnolence
  • Dry mouth
  • Nausea (correct)
  • Headaches

What is the recommended dose range for Citalopram?

  • 20–40 mg (correct)
  • 100–300 mg
  • 10–20 mg
  • 50–200 mg

Which antidepressant has the highest recommended dose range?

  • Bupropion (correct)
  • Moclobemide
  • Fluoxetine
  • Duloxetine

Which side effect is specifically associated with Fluvoxamine?

<p>Tremor (B)</p> Signup and view all the answers

What is a common side effect of Paroxetine?

<p>Nausea (A)</p> Signup and view all the answers

Which of the following medications is not routinely available in the United States?

<p>Agomelatine (A)</p> Signup and view all the answers

What is the common side effect frequency for Male sexual dysfunction in SSRIs?

<p>None (C)</p> Signup and view all the answers

Which SNRI has a dose range that starts at 75 mg?

<p>Venlafaxine (A)</p> Signup and view all the answers

What is a side effect seen with Bupropion?

<p>Insomnia (B)</p> Signup and view all the answers

Which medication has a higher incidence of nausea than any other side effects?

<p>Desvenlafaxine (B)</p> Signup and view all the answers

What is a key factor in determining the initial treatment for a major depressive disorder?

<p>Duration of depressive episodes (B)</p> Signup and view all the answers

What percentage of outpatients with uncomplicated, nonchronic major depressive disorder typically respond to medication?

<p>45-60% (A)</p> Signup and view all the answers

What is the recommended duration for maintaining antidepressant treatment?

<p>At least 6 months or the length of the previous episode (C)</p> Signup and view all the answers

What should be done when discontinuing antidepressant treatment?

<p>Taper the drug dose gradually over 1 to 2 weeks (B)</p> Signup and view all the answers

Which group of patients is typically considered for maintenance treatment?

<p>Patients with recurrent or chronic depressions (A)</p> Signup and view all the answers

What is a potential indication for prophylactic treatment in depressive patients?

<p>Episodes with significant suicidal ideation (C)</p> Signup and view all the answers

Which treatment is effective for patients suffering from seasonal winter depression?

<p>Light Therapy (C)</p> Signup and view all the answers

Which type of antidepressants may provide greater efficacy in treating melancholic depressions?

<p>Antidepressants with dual action on serotonergic and noradrenergic receptors (D)</p> Signup and view all the answers

What is the primary purpose of repetitive transcranial magnetic stimulation (rTMS)?

<p>To provide focal electrical stimulation to targeted cortical regions. (C)</p> Signup and view all the answers

What is one of the most common side effects associated with rTMS treatment?

<p>Scalp pain or discomfort. (B)</p> Signup and view all the answers

During what time of day is phototherapy typically administered?

<p>Before dawn or after dusk. (C)</p> Signup and view all the answers

What demographic primarily represents patients with seasonal affective disorder (SAD)?

<p>Women representing at least 75 percent of patients. (D)</p> Signup and view all the answers

Which condition is NOT a significant indication for phototherapy?

<p>Chronic fatigue syndrome. (D)</p> Signup and view all the answers

What is the light intensity range typically used in phototherapy?

<p>1,500 to 10,000 lux or more. (A)</p> Signup and view all the answers

Which statement is true regarding the use of light visors for phototherapy?

<p>They allow mobility but have uncertain efficacy based on recent studies. (D)</p> Signup and view all the answers

What potential risk does phototherapy pose on rare occasions?

<p>Switching patients into mania or hypomania. (B)</p> Signup and view all the answers

Which disorder has the highest rate of progression from dysthymia?

<p>Major depressive disorder (D)</p> Signup and view all the answers

What is a common correlation of depression in older persons?

<p>Loss of a spouse (D)</p> Signup and view all the answers

What percentage of patients with dysthymia never attain complete recovery?

<p>25 percent (C)</p> Signup and view all the answers

Which of these factors contributes to the underdiagnosis of depression in older adults?

<p>Common somatic complaints (A)</p> Signup and view all the answers

What is the prognosis for patients with major depressive disorder after their first hospitalization?

<p>50 percent will recover in the first year (B)</p> Signup and view all the answers

What is the primary feature of major depressive disorder?

<p>Occurrence of at least one major depression episode (A)</p> Signup and view all the answers

Which of these treatments is noted to have positive effects on the prognosis of dysthymia?

<p>Cognitive and behavior therapies (A)</p> Signup and view all the answers

Which type of psychotic symptoms is aligned with the mood disorder in major depressive disorder?

<p>Mood-congruent psychotic symptoms (C)</p> Signup and view all the answers

What happens to the severity of depressive episodes as a patient experiences more episodes?

<p>The severity increases (C)</p> Signup and view all the answers

What are melancholic features associated with in terms of depressive disorders?

<p>Historical concepts about mood (A)</p> Signup and view all the answers

What is the likelihood of recurrence for patients after two years of leaving the hospital?

<p>30 to 50 percent (A)</p> Signup and view all the answers

What percentage range of older persons is reported to experience depression?

<p>25 to almost 50 percent (B)</p> Signup and view all the answers

What characterizes the relapse rate among patients on prophylactic psychopharmacological treatment?

<p>Lower incidence of relapse (C)</p> Signup and view all the answers

Why might clinicians undersell depressive symptoms in older patients?

<p>Assumptions of normal aging processes (A)</p> Signup and view all the answers

What percentage of major depressive disorder patients experience a recurrence within five years?

<p>50 to 75 percent (C)</p> Signup and view all the answers

Which condition is typically an indicator of a poor prognosis in major depressive disorder?

<p>Presence of psychotic features (C)</p> Signup and view all the answers

What is a primary characteristic of melancholia?

<p>Profound feelings of guilt over trivial events (C)</p> Signup and view all the answers

How many symptoms are required for a diagnosis of Major Depressive Disorder?

<p>5 (B)</p> Signup and view all the answers

What distinguishes melancholic features in Major Depressive Disorder?

<p>Loss of pleasure or reactivity to pleasure (D)</p> Signup and view all the answers

Which of the following is not a symptom of Major Depressive Disorder?

<p>Increased libido (C)</p> Signup and view all the answers

What is often noted about the timing of symptoms in melancholia?

<p>Symptoms tend to worsen in the morning (B)</p> Signup and view all the answers

Which of the following is a characteristic of atypical features in depression?

<p>Mood reactivity (B)</p> Signup and view all the answers

What type of depression is melancholia sometimes referred to as?

<p>Endogenous depression (A)</p> Signup and view all the answers

Which of the following exclusions would not lead to a Major Depressive Disorder diagnosis?

<p>Adjustment disorder (D)</p> Signup and view all the answers

In which scenario would psychotic features be present during Major Depressive Disorder?

<p>Only during the depressive episode (C)</p> Signup and view all the answers

Which symptom is associated with an increased chance of suicidal ideation in melancholic depression?

<p>Feelings of worthlessness (B)</p> Signup and view all the answers

What is a common psychosocial consequence of Major Depressive Disorder?

<p>Distressed functioning in social areas (D)</p> Signup and view all the answers

Which duration is typically necessary for the symptoms to be considered for a Major Depressive Disorder diagnosis?

<p>2 weeks (D)</p> Signup and view all the answers

Which of the following is not considered a symptom of Major Depressive Disorder in the DSM-5?

<p>Increased sexual desire (C)</p> Signup and view all the answers

Which treatment may be noted for patients who demonstrate melancholic features?

<p>Electroconvulsive Therapy (D)</p> Signup and view all the answers

Flashcards

Depression prevalence in older adults

Depression is more prevalent in older adults compared to the general population, with studies reporting rates between 25-50%. However, the portion of these cases attributable to Major Depressive Disorder is uncertain.

Factors linked to depression in older adults

Socioeconomic status, loss of a spouse, physical illness, and social isolation are factors known to be associated with depression in older adults.

Underdiagnosis of depression in older adults

Depression in older adults is often missed and not treated effectively, potentially due to the preference of general practitioners to focus on physical ailments.

Somatic presentation of depression in older adults

The presentation of depression in older individuals may be confused with physical symptoms, contributing to underdiagnosis, as they are likely to report more bodily complaints compared to younger individuals.

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Ageism and depression in older adults

Prejudice against aging may lead healthcare professionals to dismiss depressive symptoms in older patients as normal, leading to underdiagnosis and undertreatment of these issues.

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Major Depressive Disorder

Major Depressive Disorder is characterized by experiencing at least one episode of major depression, defined by significant depressive symptoms lasting for a considerable period.

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Psychotic features in Major Depressive Disorder

Psychotic symptoms in Major Depressive Disorder indicate severe illness and poor prognosis. These symptoms can be either mood-congruent (aligned with the depressive state) or mood-incongruent (not aligned).

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Melancholic features in Major Depressive Disorder

Melancholia, an ancient term for depression's dark mood, is a feature of Major Depressive Disorder. It represents one of the oldest recognized forms of depression, dating back to Hippocrates.

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Melancholic Depression

A subtype of major depressive disorder characterized by severe anhedonia, early morning awakening, weight loss, and intense feelings of guilt.

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Anhedonia

The inability to experience pleasure or find enjoyment in activities that were once pleasurable.

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Early Morning Awakening

Waking up earlier than usual, often feeling restless and unable to fall back asleep.

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Weight Loss

A significant decrease in appetite and weight, often leading to unintentional weight loss.

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Guilt

A profound feeling of guilt, even over trivial events.

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Suicidal Ideation

Thoughts of harming oneself or ending one's own life.

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Autonomic Nervous System Changes

Changes in the body's involuntary functions, such as heart rate, blood pressure, and digestion.

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Endocrine Function Changes

Alterations in the production and release of hormones.

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Endogenous Depression

A term used to describe melancholic depression due to its association with changes in the autonomic nervous system and endocrine functions.

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Major Depressive Disorder (MDD)

A disturbance in mood characterized by persistent sadness, loss of interest, and other symptoms affecting daily life.

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Dysphoria

A feeling of profound sadness, hopelessness, and despair.

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Low Energy

A decrease in energy levels, leading to fatigue and a lack of motivation.

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Impaired Concentration

Difficulty concentrating, focusing, and making decisions.

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Insomnia

A marked reduction in the amount of time spent sleeping.

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Appetite Changes

A change in appetite, often leading to either overeating or undereating.

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Progression of Dysthymia

Dysthymia can progress into more severe conditions. 20% of those with dysthymia develop major depressive disorder, 15% develop bipolar II disorder, and a small percentage develop bipolar I disorder.

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Prognosis of Dysthymia

The prognosis of dysthymia varies, with treatment improving the outcomes. Although recovery is possible, it can be slow. Approximately 25% of patients with dysthymia never achieve full recovery.

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Chronic Nature of Major Depressive Disorder

Major depressive disorder often leads to chronic symptoms and recurring episodes. Patients may experience a high chance of relapse.

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Recovery Rates After Hospitalization for Depression

Early hospitalization for major depressive disorder is associated with a 50% chance of recovery within the first year. However, the likelihood of recovery decreases with repeated hospitalizations.

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Transition to Dysthymia

About 25% of patients who have experienced major depressive disorder may continue to experience dysthymic disorder, indicating a persistent struggle with mood regulation.

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Depressive Episode Recurrence

The risk of experiencing another depressive episode increases with the number of previous episodes. Episodes tend to occur more frequently and with greater severity as time goes on.

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Prognostic Indicators in Major Depressive Disorder

Factors that can predict a patient's outcome in major depressive disorder can be either positive or negative. Some factors may indicate a better prognosis, while others may indicate a more challenging course.

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Treatment Approaches for Mood Disorders

The treatment of mood disorders is promising, with effective treatments for depressive episodes and prophylactic options to prevent recurrence. Overall, the prognosis for each episode is favorable, offering hope for patients and families.

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What is rTMS?

A non-invasive brain stimulation technique that uses magnetic pulses to stimulate specific areas of the brain.

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What is a common side effect of rTMS?

A common side effect of rTMS treatment is scalp pain or discomfort.

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Who cannot receive rTMS treatment?

Patients with implanted metallic devices or non-removable metallic objects in or around their head cannot undergo rTMS treatment.

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What is phototherapy?

A light therapy treatment used to alleviate symptoms of seasonal affective disorder (SAD).

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How is phototherapy administered?

Patients typically sit in front of a lightbox for 1 to 2 hours before dawn each day.

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Are light visors effective for phototherapy?

Light visors, which allow for mobility during treatment, are being questioned for effectiveness by recent studies.

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What are potential side effects of phototherapy?

Phototherapy is generally well-tolerated, but can sometimes lead to mania or hypomania in some patients.

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What other conditions can phototherapy be used for?

Phototherapy is also used to improve sleep disorders, especially in individuals with shift work or geriatric patients.

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What are SSRIs?

Selective serotonin reuptake inhibitors (SSRIs) are a class of antidepressants that increase serotonin levels in the brain by blocking its reuptake.

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What are SNRIs?

Serotonin-norepinephrine reuptake inhibitors (SNRIs) are another class of antidepressants, working similarly to SSRIs, but also affecting norepinephrine levels.

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What's a common side effect of SSRIs and SNRIs?

Nausea is a frequent side effect of SSRI and SNRI medication, affecting around 10-30% of users.

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What's another frequently seen side effect of SSRI and SNRI medication?

Dry mouth is another common side effect of SSRI and SNRI medication, affecting around 10-30% of users.

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What's a significant side effect that can affect men taking SSRIs and SNRIs?

SSRI and SNRI medication can sometimes cause sexual dysfunction in males, affecting over 30% of users. These include reduced libido, difficulty achieving an erection, and delayed or absent ejaculation.

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Can you name some specific SSRIs?

Citalopram, escitalopram, fluoxetine, fluvoxamine, paroxetine, sertraline are commonly prescribed SSRIs.

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Can you name some specific SNRIs?

Venlafaxine, desvenlafaxine, duloxetine, levomilnacipran are commonly prescribed SNRIs.

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What are some other types of antidepressants?

Agomelatine, bupropion, mirtazapine, moclobemide, vilazodone, vortioxetine are additional second-generation and novel antidepressants.

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Who should avoid taking these antidepressant medications?

These antidepressant medications are not typically prescribed to individuals who might be pregnant or breastfeeding due to their impact on the developing fetus or infant.

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What are some important considerations when dealing with side effects of antidepressants?

SSRI and SNRI medication can have varying degrees of side effects on individuals. While some experiences nausea, dry mouth, and sweating as common side effects, others may encounter more prevalent issues like sexual dysfunction.

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Antidepressant Treatment Duration

The duration of antidepressant treatment should be at least 6 months or the length of a previous episode, whichever is longer. This helps prevent relapse and ensures long-term symptom management.

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Discontinuing Antidepressants

Gradually tapering off antidepressants over 1 to 2 weeks, depending on the drug's half-life, helps prevent withdrawal symptoms and ensures a smooth transition.

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Prophylactic Antidepressant Treatment

Prophylactic treatment, using antidepressants to prevent future episodes, is recommended for patients with recurrent or chronic depression, especially if their episodes were severe or involved suicidal thoughts.

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Maintenance Treatment for Depression

Maintenance treatment with antidepressants is used for patients with recurrent or chronic depression to prevent further episodes and ensure long-term stability.

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Treatment for Different Depression Types

Different types of depression may respond better to specific antidepressants. For instance, antidepressants affecting serotonin and norepinephrine might be more effective for melancholic depression.

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Light Therapy for Seasonal Affective Disorder

Individuals with seasonal affective disorder (SAD) can benefit from light therapy, particularly during winter months when there's less natural light.

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Medication Response Rates in Depression

Approximately 45 to 60 percent of patients with uncomplicated major depressive disorder respond to medication, while a slightly lower percentage achieve remission.

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Factors Influencing Initial Depression Treatment

Factors like chronicity, illness course, family history, symptom severity, and patient preferences are considered when choosing the initial treatment for depression.

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Study Notes

Depressive Disorders

  • A depressed mood and a loss of interest or pleasure are key symptoms of depression. These symptoms often manifest in various aspects of a person's life, affecting their daily functioning and overall well-being. Many individuals may find it challenging to engage in activities that previously brought them joy, leading to a significant decline in life satisfaction.
  • Patients may describe feeling blue, hopeless, or worthless, as distinct from normal sadness or grief. This distinction is crucial, as these feelings are more pervasive and can last for extended periods, sometimes months or even years, rather than subsiding with time as typical sadness would.
  • Depression can present as agonizing emotional pain, exhaustion, or a lack of motivation. Some patients report an inability to cry or experience pleasure. This emotional distress can be coupled with physical symptoms, further complicating the individual's ability to cope and maintain their day-to-day activities.
  • Classic presentation: stooped posture, decreased movement, downward gaze. These physical manifestations are often evident in individuals suffering from depression and can particularly influence how they are perceived by others.
  • Psychomotor retardation: observable decreased spontaneous movement. This can include slower reactions, reluctance to engage in physical activities, and a noticeable reduction in facial expressions.
  • Catatonia: a severe form of psychomotor retardation that may be difficult to differentiate from other conditions. This state may manifest as lack of response to external stimuli, rigid posture, and a significant decrease in verbal communication.
  • Ms. A, a 34-year-old literature professor, presented with a lack of direction, purpose, and inability to assert herself, with thoughts halted. Her case exemplifies how depression can affect individuals deeply, altering their identity and capabilities in both personal and professional realms.

Neurovegetative Symptoms

  • Reduced energy, difficulty finishing tasks, and reduced motivation are common complaints. As a result, individuals often struggle to meet personal and professional obligations, leading to increased stress and relationship difficulties.
  • Difficulty sleeping, especially early morning awakening (terminal insomnia) and multiple awakenings at night, are common. These sleep disturbances can exacerbate feelings of fatigue and dissatisfaction, creating a vicious cycle that perpetuates depressive symptoms.
  • Decreased appetite and weight loss is common, but some experience increased appetite and weight gain and longer sleep than usual. This may be called reversed neurovegetative symptoms or atypical features. These differing patterns of appetite and sleep can make diagnosis challenging, as they present a wide range of symptoms that may not fit classic models of depression.
  • Neurovegetative symptoms present a variety of physical symptoms which are essential in the diagnostic process, listed in Table 7.1. Understanding these symptoms is critical for identifying the severity of the disorder and tailoring appropriate treatment options.
  • Many depressed patients have a decreased rate and volume of speech and delayed responses, and observable symptoms are helpful, but lack of symptoms does not negate a disorder. Recognizing that depression can manifest in various ways emphasizes the need for comprehensive assessment during diagnosis.
  • The most typical somatic symptoms of depression are characterized as neurovegetative symptoms. These encompass physical signs that can be assessed objectively, providing a clearer picture of the disorder's impact on the individual's health.

Dysphoria and Anhedonia

  • Dysphoria: encompasses various subjective depressive feelings such as sadness, depression, or feeling blue. It serves as a broad term that encapsulates the emotional landscape of those suffering from depression.
  • Anhedonia: describes the inability to experience pleasure from normally enjoyable activities. This symptom is particularly significant, as it underscores the profound impact of depression on an individual's ability to engage in life and derive satisfaction from everyday moments.

Suicide Risk

  • Two-thirds of depressed patients contemplate suicide, and 10-15% commit suicide. These alarming statistics highlight the critical importance of early intervention and support for individuals experiencing severe depressive episodes.
  • Recently hospitalized patients with suicide attempts have a higher risk of future suicide. This necessitates ongoing monitoring and comprehensive mental health care for those who have previously faced acute suicidal ideation, as they are among the most vulnerable populations.

Cognitive Impairment

  • The majority (50-75%) of depressed patients experience cognitive impairment, which includes problems with concentration and thinking. This cognitive dysfunction can significantly hinder an individual's ability to perform daily tasks and participate fully in their lives.
  • Subtle memory difficulties may also occur as part of the cognitive impairment. These memory issues can interfere with both short-term and long-term memory, making it difficult for individuals to recall important information or events.

Depression in Special Populations

  • Children/adolescents: may present with school phobia, excessive clinging, poor academic performance, substance abuse, antisocial behavior, sexual promiscuity, truancy, and running away. These presentations highlight the complex nature of depression in younger populations, which may not always align with traditional markers of the disorder.
  • Older adults: prevalence is higher than in the general population and commonly co-occurs with other illnesses, often with somatic (physical) rather than emotional complaints. This can lead to underdiagnosis and undertreatment, as their depressive symptoms may be mistaken for side effects of comorbid conditions.

Major Depressive Disorder (MDD) and Diagnosing Criteria

  • One or more major depressive episodes. Notably, these episodes can vary in intensity and duration, impacting overall functioning and quality of life.
  • Criteria in Table 7-2, comparing DSM-5 and ICD-10 systems. Understanding the specific criteria required for diagnosis is essential for proper treatment planning and facilitating appropriate care pathways for affected individuals.

Depression With Psychotic Features

  • Mood-congruent delusions/hallucinations that are consistent with depressed mood. These symptoms reflect the pervasive nature of depressive states that can distort reality, making it crucial to address them in a therapeutic context.
  • Mood-incongruent delusions/hallucinations not consistent with depressed mood. Such features indicate a more complex psychiatric condition that necessitates careful management and intervention strategies.

Depression With Melancholic Features

  • Includes characteristics like severe anhedonia, early morning awakening, weight loss, and profound feelings of guilt. These features are indicative of a more severe form of depression, often requiring more intensive treatment approaches to address the depth of suffering experienced.

Dysthymic Disorder (persistent depressive disorder)

  • Depressive symptoms less severe than major depressive disorder. Despite being less intense, these symptoms can persist for years, affecting an individual’s overall functioning and happiness.
  • Chronically depressed mood most of the day for at least two years. Dysthymia can be insidious, as individuals may become accustomed to their low mood, complicating diagnosis and treatment. This condition is also listed in both DSM-5 and ICD-10, ensuring that healthcare professionals use standardized criteria for diagnosis and treatment planning.

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Depressive Disorders PDF

Description

Explore the key symptoms and presentations of depressive disorders, including emotional pain, psychomotor retardation, and neurovegetative symptoms. This quiz delves into the experiences of patients, such as feelings of hopelessness and lack of motivation, as well as the impact on daily functioning.

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