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A 43-year-old woman had symptoms of chronic cough, progressive dyspnoea on exertion and purulent sputum on and off for more than 5 years. She denied have any systemic disease and has never smoked. Once, she had haemoptysis and came to our clinic where a chest X-ray revealed increased bilateral lower lung (especially right side) infiltration and ring shadows (figure 1, arrowhead). Then, she was admitted for the treatment of pneumonia. The chest CT displayed …
Competing interests None declared.
Patient consent Obtained.
Provenance and peer review Not commissioned; internally peer reviewed.