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Hyperventilation Syndrome, Emergency Medicine

Reviewed 06/2017
 


Basics

Description

  • Hyperventilation syndrome describes a constellation of symptoms:

    • Most commonly: Dyspnea, chest pain, lightheadedness, and paresthesias

  • Produced by a nonphysiologic increase in minute v...

Diagnosis

Signs and Symptoms

History

  • Past episodes

    • Duration

    • Triggers

    • Past treatment

    • Typical time point of onset during the day

  • Cardiac:

    • Chest pain

    • Dyspnea

    • “Air hunger”

    • Palpitations

  • Neurologic:

    • Dizziness

    • Lightheaded...

Treatment

Pre-Hospital

  • Patients with abnormal vital signs require IV access and pulse oximetry.

  • Supplemental oxygen if hypoxic

Initial Stabilization/Therapy

  • Patients with abnormal vital signs require IV a...

Follow-Up

Disposition

Admission Criteria

Hyperventilation syndrome does not require admission. 

Discharge Criteria

  • Exclusion or successful treatment of primary pathologic or physiologic causes of hyperven...

Pearls and Pitfalls

  • Exclude pathologic or physiologic causes of hyperventilation.

  • Hyperventilation syndrome will not result in hypoxia.

Additional Reading

  • Gardner  WN. The pathophysiology of hyperventilation disorders. Chest.  1996;109:516–534.

  • Nardi  AE, Freire  RC, Zin,  WA. Panic disorder and control of breathing. Respir Physio...

Codes

ICD9

306.1 Respiratory malfunction arising from mental factors 

ICD10

F45.8 Other somatoform disorders 

SNOMED

  • 191956005 Psychogenic hyperventilation (finding)

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