Postoperative gross examination of lesion. On macroscopical examination, the lesion was gray-red solitary nodular mass without gross necrosis, haemorrhage and calcification, measuring 2.7 × 2.5 cm, was located in the lung parechyma. The mass was well-circumscribed, but there was no fibrous capsule round the mass.
Liu et al. Diagnostic Pathology 2011 6:41 doi:10.1186/1746-1596-6-41