stridor

Etiology

• croup
• epiglottitis
• laryngitis
• laryngeal edema due to allergic reaction, anaphylaxis
• tonsillitis, tonsillar abscess
• airway injury
  • smoke inhalation or other inhalation injury
• vocal cord dysfunction: paradoxical vocal-cord motion
• phlegm (sputum)
• foreign body aspiration)
• sequellae of bronchoscopy, laryngoscopy, or neck surgery
• prolonged endotracheal intubation
• vocal cord cancer

Pathology

• a sign of respiratory obstruction, especially in the trachea or larynx

Clinical manifestations

• high-pitched, noisy respiration, an inspiratory wheeze, like blowing of the wind
• a monophasic wheeze is consistent with inspiratory stridor since wheezing is generally an expiratory sign/symptom

More general terms

• sign/symptom