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Chapter 11 Selected Diseases and Disorders of the Nervous System

11p14 Concussion Diagnosis and Management

Zoë Soon

Assessment Procedures

  • Medical history:
    • Important to determine possible injury context (sports, fall, etc.).
  • SCAT (Sport Concussion Assessment Tool):
    • A standardized checklist used in athletics.
    • Includes questions on symptoms such as:
      • Headache, dizziness, nausea.
      • Confusion, irritability, anxiety.
      • Fatigue, amnesia.
    • Helps evaluate the severity of symptoms.

Neurologic Exam

  • Includes assessment of:
    • Vision, hearing.
    • Strength and sensation.
    • Balance and coordination.
    • Reflexes.
    • Memory and concentration (cognitive testing).

When to Hospitalize

  • Signs indicating serious injury:
    • Severe headache, seizures, repeated vomiting.
    • These require immediate imaging and hospitalization.
  • Monitoring:
    • Keep the patient overnight if symptoms are severe.
    • Watch for increasing intracranial pressure.
    • Treatment is directed at preventing secondary injury from swelling or pressure.

Mild Concussion

  • No loss of consciousness or altered awareness.
  • Symptoms last 2–3 days.
  • Full recovery expected.
  • Return-to-play protocol:
    • Gradual return after symptoms resolve.
    • Re-emergence of symptoms leads to sidelining and further rest.
    • Baseline testing in athletes helps monitor injury severity.

Post-Concussion Protocol

  • Rest initially.
  • Gradual reintegration into activity.
  • Continued symptom monitoring.
  • If symptoms recur, pause activity again.

Severe or Prolonged Concussion

  • Classic concussion often involves temporary loss of consciousness (minutes to hours).
  • Longer symptoms:
    • Weeks to months or longer.
    • Called post-concussion syndrome.
  • Symptoms include:
    • Insomnia, depression, sensitivity to noise and light.
    • Forgetfulness, concentration issues.
    • Avoidance of screens and stress.

Management

  • Full rest of the brain.
  • Avoiding alcohol, screens, and stressful stimuli.
  • Usually improves over time; some cases take months or over a year.

Summary

  • Concussion diagnosis is supported by symptom assessment and baseline tests.
  • Proper management involves initial rest and a gradual return to activity.
  • Post-concussion syndrome can be long-lasting, requiring patience and supportive care.

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