Nasal Flaring: Causes, Treatments & Consequences
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What causes nasal flaring? 12 possible conditions

Nasal flaring is when the nostrils widen while a person is breathing. It is a sign that the person is having difficulty breathing. It is most commonly seen in children and infants; in those cases nasal flaring can indicate respiratory distress. What Causes... Read more

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

1

Acute Upper Airway Obstruction

An acute upper airway obstruction is when a blockage occurs in your upper airway. Read about the symptoms and treatment options.

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2

Bronchiolitis

Bronchiolitis is a viral respiratory condition in which the bronchioles in the lungs become inflamed or damaged, restricting the ability to breathe.

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3

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.

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4

Pneumonia

Pneumonia is an infection of the lungs caused by fungi, bacteria, or viruses. General symptoms include chest pain, fever, cough, and difficulty breathing.

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5

Pulmonary Edema

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

Pulmonary edema is a condition in which the lungs fill with fluid. When this occurs, the body struggles to get enough oxygen, often resulting in breathlessness, coughing, excessive sweating, and bluish skin or lips.

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6

Neonatal Respiratory Distress Syndrome

A full-term pregnancy lasts 40 weeks. This gives the fetus time to grow. At 40 weeks, the organs are usually fully developed. If a baby is born too early, the lungs may not be fully developed, and they may not functio...

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7

RSV (Respiratory Syncytial Virus) Infection

RSV is virus that causes symptoms similar to those of a cold and occurs most frequently in children. Learn about causes and treatment.

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8

Transitory Tachypnea of Newborn

Amniotic fluid, contained within the amniotic sac, is very important to a developing baby. This fluid, which surrounds the unborn baby in the womb, acts as a cushion, protecting the baby from injury. It also keeps hi...

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9

Meconium Aspiration Syndrome

Meconium aspiration syndrome can cause health complications for your newborn if left untreated. Learn about the symptoms.

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10

Childhood Asthma

Asthma is a chronic condition in which the airways to your lungs become inflamed. The inflammation can make breathing difficult and painful. Childhood asthma affects almost nine million children in the United States...

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11

COPD Overview

Chronic obstructive pulmonary disease (COPD), is a lung condition usually caused by smoking. It makes breathing difficult, and wheezing, tightness in chest, and chest infections are common.

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12

Pneumothorax (Collapsed Lung)

Pneumothorax, or collapsed lung, occurs when air is trapped in the space around your lungs. Learn about the types of pneumothorax and the treatment for it.

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