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An asymptomatic 79-year-old woman with a recent history of pneumonia was referred for further investigation. Her breath sounds were decreased over the right upper chest. A chest x-ray showed decreased vascular shadows in the right upper lung field (figure 1, arrowheads), a loss of the right pulmonary artery shadow (figure 1, arrows) and attenuated …
Contributors Both authors looked after the patient, wrote the manuscript and approved the submission of the current manuscript.
Competing interests None.
Patient consent Obtained.
Provenance and peer review Not commissioned; internally peer reviewed.
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