Unusual Presentation of a Sigmoid Mass with Chicken Bone Impaction in the Setting of Metastatic Lung Cancer

Figure 1

FDG-PET scan with an extensive right upper lobar and mediastinal mass in keeping with primary non-small-cell lung cancer (arrow). Intense heterogenous uptake in the sigmoid colon (white arrow), which could represent a synchronous malignancy or complication secondary to diverticular disease.