Sign up for our newsletter
Get health tips, wellness advice, and more

Thanks for signing up!
You've been added to our list and will hear from us soon.

See all Healthline's newsletters »
Advertisement
Let's see if we can figure out what's causing your stridor.
Select additional symptoms and we'll narrow your results.

What causes stridor? 14 possible conditions

Stridor is a high-pitched, wheezing sound caused by disrupted airflow. Stridor may also be called musical breathing or extrathoracic airway obstruction. Read more

See a list of possible causes in order from the most common to the least.

1

Choking Adult Or Child Over 1 Year

This condition is considered a medical emergency. Urgent care may be required.

Choking occurs when a piece of food, an object, or a liquid becomes lodged in the throat. Children often choke as a result of placing foreign objects into their mouths. Adults normally choke due to breathing in fumes o...

Read more »

2

Diphtheria

Diphtheria is a bacterial infection that affects the throat and nose. Find information on diphtheria symptoms, causes, treatment, and prevention.

Read more »

3

Anaphylaxis

This condition is considered a medical emergency. Urgent care may be required.

Anaphylaxis can occur when you have a severe reaction to certain allergens. Learn what the symptoms are and what to do if this happens.

Read more »

4

Epiglottitis

This condition is considered a medical emergency. Urgent care may be required.

Epiglottitis is characterized by inflamed tissue in your epiglottis. It's a potentially life-threatening condition. Learn who gets it, why, and how it's treated.

Read more »

5

Lung Cancer Overview

There are two main types of lung cancer: non-small cell and small-cell. Learn about how these lung cancers are caused, your treatment options, and more.

Read more »

6

Angioedema (Giant Hives)

Angioedema is severe swelling beneath the skin. Sometimes the swelling is accompanied by hives. Learn about angioedema symptoms, causes, and treatment.

Read more »

7

Tonsillitis

Tonsillitis can occur at any age and is a common childhood ailment. It is most often diagnosed in children from preschool age through their midteens.

Read more »

8

Laryngitis

Laryngitis is when your voice box or vocal cords become inflamed from overuse, irritation, or infection. It comes in both acute and chronic forms.

Read more »

9

Deviated Septum

A deviated septum may cause health complications such as difficulty breathing. Learn more about the causes, symptoms, treatments, and more.

Read more »

10

Croup

Croup is a viral condition that causes swelling around the vocal cords. It's most active in the fall and winter months and targets children under the age of 5.

Read more »

11

Small Cell Lung Cancer

Small cell lung cancer is a very aggressive form of lung cancer. Learn about small cell lung cancer symptoms, risk factors, diagnosis, and treatment.

Read more »

12

Chemical Burns

This condition is considered a medical emergency. Urgent care may be required.

Find information about chemical burns and how to prevent them. Learn about the causes, symptoms, and treatment of chemical burns.

Read more »

13

Non-Small Cell Lung Cancer

Non-small cell lung cancer (NSCLC) is the most common type of lung cancer. Swelling of the face is one potential sign of lung cancer.

Read more »

14

Transfusion Reactions

A transfusion reaction is when your body has an adverse response to a blood transfusion. Learn how transfusion reactions occur and how to minimize your risk.

Read more »

This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
Advertisement
Advertisement
Advertisement