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| Pulmonary Sling |
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| General |
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| • | Aberrant origin of left pulmonary artery |
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| • | From the right pulmonary artery |
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| • | Left pulmonary artery passes between |
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| trachea
and esophagus |
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| • | Most have other anomalies |
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| • | Stenosis of right mainstem bronchus |
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| • | May lead to air-trapping, lobar emphysema
and |
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| hyperlucent lung |
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