Mucinous Adenocarcinoma
Mucinous Adenocarcinoma Allen P. Burke, M.D. Adina Paulk, M.D. Introduction and Terminology The classification of mucinous adenocarcinomas of the lung is complicated and has been described as “difficult and somewhat…
Adenocarcinoma, Nonmucinous
Adenocarcinoma, Nonmucinous Allen P. Burke, M.D. Fabio R. Tavora, M.D., Ph.D. Haresh Mani, M.D. Classification The majority of adenocarcinomas of the lung are derived from cells localized to the bronchoalveolar…
Atypical Adenomatous Hyperplasia, Adenocarcinoma In Situ, and Minimally Invasive Adenocarcinoma (Nonmucinous)
Atypical Adenomatous Hyperplasia, Adenocarcinoma In Situ, and Minimally Invasive Adenocarcinoma (Nonmucinous) Fabio R. Tavora, M.D., Ph.D. Allen P. Burke, M.D. Marie-Christine Aubry, M.D. Introduction The concept of precursor lesions to…
Staging of Lung Cancer
Staging of Lung Cancer Andre L. Moreira, M.D. Fabio R. Tavora, M.D., Ph.D. Marie-Christine Aubry, M.D. Introduction Staging of lung cancer currently follows the eighth edition of the American Joint…
Carcinomas of the Lung: Classification and Genetics
Carcinomas of the Lung: Classification and Genetics Allen P. Burke, M.D. Fabio R. Tavora, M.D., Ph.D. Classification General The classification of lung carcinomas is presented in Table 72.1, which conforms…
PEComatous Tumors
PEComatous Tumors Marie-Christine Aubry, M.D. Fabio R. Tavora, M.D., Ph.D. Definition PEComatous tumors encompass tumors thought to arise from perivascular epithelioid cells (PECs). PECs were first described in 1943 and…
Meningothelial-Like Nodule
Meningothelial-Like Nodule Allen P. Burke, M.D. Marie-Christine Aubry, M.D. General Meningothelial-like nodules (MLNs) have several designations, including “minute meningothelial-like nodule,” “meningothelial nodules,” and “chemodectoma.” They are quite common as incidental…
Hamartoma and Chondroma
Hamartoma and Chondroma Marie-Christine Aubry, M.D. Fabio R. Tavora, M.D., Ph.D. General Hamartoma and chondroma are neoplasms with overlapping histologic features, mainly the presence of cartilage. However, they are distinct…
Inflammatory Myofibroblastic Tumor
Inflammatory Myofibroblastic Tumor Eunhee S. Yi, M.D. Jennifer M. Boland, M.D. Marie-Christine Aubry, M.D. Introduction Inflammatory myofibroblastic tumor (IMT) is a neoplasm characterized by a proliferation of fibroblasts and myofibroblasts…
Pulmonary Adenomas
Pulmonary Adenomas Allen P. Burke, M.D. Sclerosing Pneumocytoma (Hemangioma) Sclerosing pneumocytoma is a distinctive benign tumor of pneumocyte origin. Although the epithelial nature of the tumor has been established for…
