disease has location carcinoid tumor lung neuroendocrine neoplasm lung carcinoid tumor A neuroendocrine neoplasm that arises from the lung. It is characterized by the presence of uniform polygonal cells with small or moderate amount of cytoplasm and inconspicuous nucleoli. The cells are usually arranged in organoid and trabecular patterns. It is classified as typical or atypical carcinoid tumor based on the number of mitotic figures and the absence or presence of necrosis. Atypical carcinoid tumors have a worse prognosis. carcinoid tumour (disease) of lung carcinoid tumour of lung SCTID:254627002 lung carcinoid tumor (disease) EFO:1000037 carcinoid tumour of the lung lung carcinoid tumour (disease) MEDGEN:79070 pulmonary carcinoid tumour GARD:0024273 carcinoid tumor (disease) of lung carcinoid tumor of the lung carcinoid tumor of lung pulmonary carcinoid tumor MONDO:0006041 NCIT:C4038 lung carcinoid tumor UMLS:C0280089 ONCOTREE:LUCA lung carcinoid lung