CT and PET/CT diagnosis of pulmonary sclerosing pneumocytoma and analysis of misdiagnosis
PI Houshan
CHEN Ziqian
CHEN Daiwen
TANG Wenbing
Abstract：Objective To investigate the CT and PET/CT features of pulmonary sclerosing pneumocytoma ( PSP ) and ana-lyzed the misdiagnosed cases , in order to improve the capability of accurate diagnosis .Methods The CT, PET/CT and patholog-ical features in 15 cases of PSP were analyzed retrospectively .Results 15 of patients with a total of 16 tumors, in which 14 cases were solitary, 1 case was multiple.Under unenhanced CT , tumors presented as round or oval shaped nodule or mass with soft tis-sue density.After contrast administration , most of the tumors showed moderate-marked inhomogeneous enhancement .Seven cases were preoperatively misdiagnosed .PSP was composed of four histologic components-namely, solid, papilary, sclerotic and heman-giomatous.A neoplasm had at least two of them .Conclusion It is favourable to recognizing PSP that investigated its CT , PET/CT and clinicopathologic characters .
Keywords：Pulmonary sclerosing pneumocytomaTomographyX-ray computedPathology
Publication Date：2017-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：5( 71-74,87 )