原发性肺肉瘤样癌的CT表现.pdf

◆◆◆胸部影像学 CTfeaturesof sarcomatoidcarcinoma primarypulmonary LJX扩6锄’，yE Z^口D-z缸行g，XL40．厂i口扩yt‘ (DP加以仇g以￡o厂Rn出Dzogy，T缸巧i行^缸dic口ZU斑wrsi缈C口挖f已r，咒sfi玩抛口行dHosp加z，K倒L口60m￡D删D， ＆，lcPrP卯伽7zfio行口咒d n已化户y，丁缸巧i力300060，吼i撇) To theCTfeaturesof sarcomatoidcarcinoma(PSC)．Metho凼CT [Abst陌ct]objectiveinvestigate primarypulmonary manifestationsof13 with PSCconfimed werereviewed A11 under— patientsp“mary bypathology retrospectively．patients AU went CTexaminations，whilelOofthemalsounde邢entcontrast—enhancedCTscanbefore le— pIain surgery．R鼯uIts sionswereunilateral．{；evenlesionslocatedin and6lesionsoccurredinleft 9 were and rightlung lung，includirlgperipheral 11 withill—de’ 4centraltumors．Thelesions in2caseswithwel卜defined in cases appearedregular margins，butirregular hetero— fined meanma】【imumdiameterofthelesionswas4．9 to8．3cm)．Thetumorshowed margins．The cm(range，3．O contrast ofcontrast inallcases．Tenshowed enhancementafter geneousdensity irregularperipheralheterogeneous injection the had media．Thecenterof tumorshowednoenhancementor enhancement．Three