CMPT has to be distinguished from well-differentiated papillary adenocarcinoma with cilia formation.
The abundant mucin pool, presence of mucous cells, and diverse growth patterns of CMPT can closely resemble invasive mucinous adenocarcinoma.
Mucoepidermoid carcinoma might be confused with CMPT because both tumors contain mucous cells.
Both peribronchiolar metaplasia and CMPT display peribronchiolar localization and contain ciliated cells.
The reported cases of CMPT have had an indolent clinical course.
CMPT is a rare pulmonary tumor often found incidentally in older adults with an average age of 67 years.
A case of anaplastic lymphoma kinase (ALK)-positive ciliated muconodular papillary tumor (CMPT) of the lung.