Jets also known as obstructive jets obstruction. It is not a separate disease, But by the throat and around the neighboring organizations lesions caused by inspiratory phase characterized by breathing difficulties syndrome.
Supraglottic laryngeal area is the most narrow upper respiratory site, when lesions supraglottic laryngeal mucosa congestive swelling narrows, when inspiratory flow inward to push bilateral vocal cord downward pressure, glottic more narrow, causing difficulty in breathing, when the upward airflow in the breath-open APIs, when supraglottic larger than inspiratory, dyspnea is not significant, gas injection through the narrow larynx, vibration caused ring, known as the jets Wong Yin. When the negative pressure within the chest inspiratory increase, a Depression thorax soft tissue, such as the Waterloo sternum, collarbone,depression known as the "four of concave." Breathing difficulties may arise hypoxia, looking your lips, pulse accelerated, irritability, and other advanced symptoms. If the lesion is often the vocal voices hoarse.
Jets obstruction caused many reasons why:
(1) acute throat inflammation, especially small children larynx, subglottic organizations osteoporosis easy submucosal edema;
(2) foreign body incarcerated;
(3) traumatic damage;
(4) tumors;
(5) congenital malformation or scar stenosis;
(6) bilateral vocal cord paralysis and laryngeal spasm, and so on.
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