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Pulmonary puzzles
An incidental pulmonary part-solid ground-glass nodule in a patient under anticoagulant therapy
  1. Jo-Yu Chen1,
  2. Huang-Chun Lien2,
  3. Jin-Shing Chen3,4,
  4. Yeun-Chung Chang1,5
  1. 1Department of Medical Imaging, National Taiwan University Hospital, Taipei, Taiwan
  2. 2Department of Pathology, National Taiwan University Hospital, Taipei, Taiwan
  3. 3Department of Surgery, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan
  4. 4Department of Traumatology, National Taiwan University Hospital, Taipei, Taiwan
  5. 5Department of Radiology, College of Medicine, National Taiwan University, Taipei, Taiwan
  1. Correspondence to Yeun-Chung Chang, Department of Medical Imaging, National Taiwan University Hospital, No. 7, Chung-Shan South Road, Taipei 100, Taiwan; ycc5566{at}

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Case presentation

A 53-year-old man with a history of recurrent PE during 2008–2010, under long-term warfarin (Coumadin) therapy, had an incidental finding of a small subpleural part-solid ground-glass nodule (GGN) in the right upper lobe from a screening CT in December 2013 (figure 1A). The first follow up CT in April 2014 showed no significant interval change. The second follow-up CT in October 2014 showed enlargement of the part-solid GGN with pleural retraction (figure 1B), and malignancy was suspected. Video-assisted thoracoscopic wedge resection of the part-solid GGN was performed in November 2014.

Figure 1

(A) CT …

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