L19 - Insomnia and Pain Lecture

A set of flashcards covering key terms, definitions, and concepts related to insomnia and its relationship with pain.

Insomnia

A sleep complaint that occurs at least three times per week for at least three months and is associated with daytime impairment.

Acute Insomnia

Often develops in response to stressful life events; short-term sleep problems.

Chronic Insomnia

Persists over time, evolving from short-term sleep problems.

Idiopathic Insomnia

Not linked to other medical or psychiatric conditions.

Primary Insomnia

Results from another health or psychiatric condition, e.g., pain or depression.

Sleep-Onset Insomnia

Difficulty falling asleep, characterized by long sleep latency.

Sleep-Maintenance Insomnia

Difficulty both falling and staying asleep.

Insomnia Severity Index (ISI)

A questionnaire with seven questions to assess sleep patterns and severity of insomnia.

Precipitating Factors

Stressful life events or triggers that initiate insomnia in vulnerable individuals.

Maladaptive Behaviors

Behaviors maintaining insomnia even after the initial trigger has resolved.

Neurobiologic Model

Explains how imbalances in brain circuits contribute to insomnia.

Hyperalgesia

Increased pain sensitivity caused by insufficient sleep.

Cognitive Model of Insomnia

Explains how negative beliefs about sleep perpetuate insomnia through a cycle of worry and arousal.

Bidirectional Relationship

The concept that insomnia and pain worsen each other over time.

Cyclic Sleep-Pain Trends

Poor sleep increases pain intensity, while pain disrupts sleep quality and continuity.

Study Design - Cross-sectional Survey

Collects data from participants at a single point in time to assess insomnia prevalence.

Cortisol's Role in Sleep

Hormone that promotes wakefulness and is elevated in individuals with insomnia.

Fragmented Sleep

Poor quality sleep characterized by frequent awakenings or disturbed rest.

Chronic Pain Conditions

Medical issues such as arthritis or fibromyalgia that commonly co-occur with insomnia.

Integrated Management

The need for coordinated treatment of both sleep and medical conditions for effective outcomes.