Stridor

Stridor is a high-pitched sound that is usually heard best when a child breaths in (inspiration). It is usually caused by an obstruction or narrowing in your child's upper airway.
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Stridor is an abnormal, high-pitched, musical breathing sound caused by a blockage in the throat or larynx (voice box). It is also called an extrathoracic airway obstruction. It is usually heard when inhaling (see wheezing and abnormal lung sounds).
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StridorA raspy sound that occurs during respiration when the airways are blocked.
TracheostomySurgical opening in the neck to the trachea to aid respiration.
Voice boxThe larynx.
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Stridor (Breathing Sounds - Abnormal (Stridor))
String Test
Stroke
Stroke - Hemorrhagic (Hemorrhagic Stroke)
Stroke Secondary to Atherosclerosis ...
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High-pitched sound (called stridor) when inhaling
Cough that produces blood
Fever (may indicate a bacterial infection requiring antibiotics)
Thick, foul-smelling, yellowish-green phlegm (may indicate a bacterial infection) ...
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There is also harsh stridor (a rasping sound heard when the child breaths in) shortness of breath and a hoarse voice. Symptoms are usually worse at night.
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It causes a distinctive hoarseness and a barking cough, a high-pitched sound (stridor) heard when breathing in, and difficulty breathing.
Worsening of chronic obstructive pulmonary disease (COPD).
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Very noisy breathing (stridor)
Feeding (swallowing) difficulties
A doctor may confirm a diagnosis by:
Barium swallow test (X-ray), which shows a narrowing of the esophagus
Computerized tomography (CT) scan
Magnetic resonance imaging (MRI) ...
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This common viral illness is estimated to occur in 5% of children between the ages of 1-2 years and is the most common cause of stridor (upper airway wheezing when a breath is taken in) in this age group.
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Dysphagia (trouble swallowing) and respiratory distress characterized by drooling, dyspnea (difficulty breathing), tachypnea (fast breathing), and inspiratory stridor (noisy inspiration) develop rapidly, ...
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Inflammation over the bridge of the nose, nasal congestion
Arthritis
Shortness of breath, cough, stridor (high-pitched sound during breathing)
More rarely: eye inflammation, leaky heart valves, kidney disease, neurological problems, rash ...
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Attacks of croup are manifest by a loud noise when the individual inhales, known as stridor. In most cases, breathing humidified air (e.g. steamy bathroom) clears the symptoms of acute croup.
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