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Fig. 1 | BMC Cancer

Fig. 1

From: Primary solid lung cancerous nodules with different sizes: computed tomography features and their variations

Fig. 1

ac CT images of lung adenocarcinoma. a CT image shows an irregular solid nodule (6 × 4 mm) with blurred margin located in the apical segment of the right upper lobe. b One year later, the size of this nodule increased (8 × 6 mm) and its shape and margin became more regular (triangle) and clearer than before. c Histopathologic analysis of the resected nodule revealed microinvasive adenocarcinoma

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