A symptom resulting from laryngeal obstruction. It is characterized by a high pitched breathing sound.

Symptoms of Stridor

The following features are indicative of Stridor:
  • high-pitched musical breathing sound
It is possible that Stridor shows no physical symptoms and still is present in a patient.

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Common Causes of Stridor

The following are the most common causes of Stridor:
  • airway injury
  • allergic reaction
  • barking cough
  • epiglottitis
  • inhaling an object such as a peanut or marble
  • swelling in voice box

Other Causes of Stridor

The following are the less common causes of Stridor:
  • neck surgery
  • use of a breathing tube for a longer time
  • smoke inhalation
  • swelling of the neck
  • swollen tonsils
  • vocal cord cancer

Risk Factors for Stridor

The following factors may increase the likelihood of Stridor:
  • children

Prevention of Stridor

Yes, it may be possible to prevent Stridor. Prevention may be possible by doing the following:
  • positioning the head on the bed at 45-90 degrees

Occurrence of Stridor

Number of Cases

The following are the number of Stridor cases seen each year worldwide:
  • Widely occurring between 500K - 1 Million cases

Common Age Group

Stridor can occur at any age.

Common Gender

Stridor can occur in any gender.

Lab Tests and Procedures for Diagnosis of Stridor

The following lab tests and procedures are used to detect Stridor:
  • Flexible fiberoptic bronchoscopy: To assess vocal cord functioning or in looking for signs of compression or infection
  • MRI (Magnetic Resonance Imaging): Reveals the structural pathology of larynx

Complications of Stridor if untreated

Yes, Stridor causes complications if it is not treated. Below is the list of complications and problems that may arise if Stridor is left untreated:
  • bacterial tracheitis
  • allergic airway edema
  • retropharyngeal abscess

Procedures for Treatment of Stridor

The following procedures are used to treat Stridor:
  • Tracheostomy: Surgical procedure helpful in settling the severe conditions of stridor

Self-care for Stridor

The following self-care actions or lifestyle changes may help in the treatment or management of Stridor:
  • positioning the head on the bed at 45-90 degrees

Time for Treatment of Stridor

While time-period of treatment for each patient may vary, below is the typical time-period for Stridor to resolve if treated properly under an expert supervision:
  • More than 1 year

Related Topics

Last updated date

This page was last updated on 2/04/2019.
This page provides information for Stridor.

Related Topics


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