Pulmonary carcinoid tumors usually have an indolent and more benign behavior 1. Peripheral pulmonary carcinoid tumors, as in this case, are those carcinoids arising within the periphery of the lung.
Although this patient went to an 18-FDG PET instead of octreotide scanning, the lesion showed moderate uptake and guided surgeons toward resection. There was the risk of a false-negative FDG PET, which is described in up to a quarter of the carcinoid tumors 1.