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Stridor is a high-pitched, wheezing sound caused by disrupted airflow. Airflow is usually disrupted by a blockage in the larynx (voice box) or trachea (windpipe). It is most noticeable when breathing in (inspiration/inhaling), though it can sometimes be heard when breathing out (expiration/exhaling). Stridor affects children more often than adults. ... More »
Source: healthline.com



Inspiratory stridor often occurs in children with croup. It may be indicative of serious airway obstruction from severe conditions such as epiglottitis, a foreign body ...

Stridor: Background, Pathophysiology, Etiology - Medscape Reference


Nov 30, 2015 ... Stridor is an abnormal, high-pitched sound produced by turbulent airflow through a partially obstructed airway at the level of the supraglottis, ...

Acute stridor in children - CEACCP - Oxford Journals


Stridor is a harsh, vibratory sound produced when the airway becomes partially obstructed, resulting in turbulent airflow in the respiratory passages.

Stridor - Pulmonary Disorders - Merck Manuals Professional Edition


Learn about Stridor symptoms, diagnosis and treatment in the Merck Manual. ... Acute epiglottitis is uncommon in children who have received HiB vaccine.

Stridor. About high-pitched respiratory sound Stridor. | Patient


In children, acute stridor often accompanies upper respiratory tract infection. In children, chronic stridor usually occurs with congenital conditions. Stridor in ...

Stridor: MedlinePlus Medical Encyclopedia


Children are at higher risk of airway blockage because they have narrower airways than adults. In young children, stridor is a sign of airway blockage. It must be ...

Croup | Seattle Children's Hospital


Stridor: A Complication of Croup. Stridor is a harsh, raspy tight sound best heard with breathing in; Loud or constant stridor means severe croup; All stridor needs  ...

Stridor - Encyclopedia of Children's Health


Stridor is most common in children. Croup, an inflammation of the trachea ( windpipe) and larynx (voice box), is the most common cause of stridor in children  ...

Assessment of stridor in children - UpToDate


Sep 11, 2015 ... Stridor describes a high-pitched, monophonic sound made when breathing that is best heard over the anterior neck. These characteristics ...

Helpful Resources

Diagnosis of Stridor in Children - American Family Physician


Nov 15, 1999 ... Stridor is a sign of upper airway obstruction. In children, laryngomalacia is the most common cause of chronic stridor, while croup is the most ...

Stridor (Noisy Breathing) | The Children's Hospital of Philadelphia


Stridor is noisy breathing that occurs due to obstructed air flow through a narrowed airway. Stridor is not in and of itself a diagnosis, but rather is a symptom or ...

Stridor: Causes, Diagnosis, and Treatments – Healthline


Stridor is a high-pitched wheezing sound caused by disrupted airflow. ... It's most active in the fall and winter months and targets children under the age of 5.

Stridor - Lucile Packard Children's Hospital


The audio clip demonstrates the sound of a child with stridor. You'll hear the pitch and rhythmic nature of the noise that occurs when the child breathes. Although ...

Recognizing croup and stridor in children - American Nurse Today


If you think croup and stridor are basically the same, you're not alone. Although both conditions can occur with airway obstruction, they're different entities.