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Clinical introduction
A previously healthy infant presented to the ED with 1 day of respiratory distress following 2 weeks of wheezing. Review of systems was negative for cough, congestion, fever and difficulty feeding. He had subcostal and intercostal retractions, grunting, shallow chest rise, tachypnoea (RR 70–80), HR of 157, BP 127/100 and normal temperature. He became lethargic, tachycardic (230) and BP dropped to 74/35. Left needle decompression was attempted without air return. BP and HR improved, but the patient remained tachypnoeic. CXR was performed (figure 1).
Initial CXR.
Question
Based on history and imaging findings, what is the diagnosis in this …
Footnotes
Contributors RW was the primary author, who obtained images and submitted the final manuscript. RK edited and submitted the final manuscript.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Provenance and peer review Not commissioned; internally peer reviewed.
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