Tomomi Hirata
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View article: A case of bronchiolar adenoma/ciliated muconodular papillary tumor in the pulmonary center with high FDG accumulation on PET
A case of bronchiolar adenoma/ciliated muconodular papillary tumor in the pulmonary center with high FDG accumulation on PET Open
Background Bronchiolar adenoma/ciliated muconodular papillary tumor (BA/CMPT) is listed in the World Health Organization (WHO) Classification 5th edition as a rare benign tumor with papillary growth of ciliary, goblet, and basal cells. Cas…
View article: Resection of blastomatoid pulmonary carcinosarcoma in an elderly man
Resection of blastomatoid pulmonary carcinosarcoma in an elderly man Open
背景．肺原発癌肉腫は，非小細胞癌（上皮性腫瘍成分）と異所性成分を含む肉腫（非上皮性腫瘍成分）が混在した悪性腫瘍で，肺悪性腫瘍全体の0.1-0.4%を占める肉腫様癌のうち，わずか4%とまれな腫瘍である．また芽腫様亜型は，上皮性成分に高悪性度胎児型腺癌を含む癌肉腫であり，肺芽腫との鑑別を要する．症例．81歳男性．検診で胸部異常陰影を指摘，CTガイド下針生検で扁平上皮癌を認め，一部に小細胞癌の混在が疑われた．右下葉肺癌（cT4N0M0, stageIIIA）の診断で右肺下葉切除術…
View article: Clinicopathological Analysis of 17 Surgically Resected Pulmonary Pleomorphic Carcinoma Cases
Clinicopathological Analysis of 17 Surgically Resected Pulmonary Pleomorphic Carcinoma Cases Open
PPC patients with an adenocarcinoma component and N2 pathological status may have an earlier relapse and poorer prognosis than their counterparts. Further assessment of cases may help clarify the predictors of PPC.
View article: A case of resected primary pulmonary pleomorphic carcinoma with long-term survival after multidisciplinary treatment
A case of resected primary pulmonary pleomorphic carcinoma with long-term survival after multidisciplinary treatment Open
Background Generally, primary pulmonary pleomorphic carcinoma is resistant to treatment and has a poor prognosis. We report a case of resected primary pulmonary pleomorphic carcinoma with long-term survival after multidisciplinary treatmen…
View article: Mixed squamous cell and glandular papilloma of the lung―A case report and literature review in Japan
Mixed squamous cell and glandular papilloma of the lung―A case report and literature review in Japan Open
We present a rare case of mixed squamous cell and glandular papilloma (MSGP) of the lung and review the literature in Japan. Limited resection that preserves pulmonary function, while ensuring complete resection, is desirable. Further inve…
View article: A Case of Primary Mediastinal Leiomyosarcoma in Which Long-Term Survival Was Achieved
A Case of Primary Mediastinal Leiomyosarcoma in Which Long-Term Survival Was Achieved Open
Surgical resection of both the primary tumor and pulmonary metastases remains the mainstay of treatment of primary leiomyosarcomas.
View article: Surgical Treatment for Pulmonary Metastasis of Head and Neck Cancer: Study of 58 Cases
Surgical Treatment for Pulmonary Metastasis of Head and Neck Cancer: Study of 58 Cases Open
The effectiveness of surgical treatment for pulmonary metastasis of head and neck cancer was suggested.
View article: Isolated solitary lung metastasis 12 years after radical prostatectomy for prostate cancer without elevation of the serum prostate-specific antigen level
Isolated solitary lung metastasis 12 years after radical prostatectomy for prostate cancer without elevation of the serum prostate-specific antigen level Open
前立腺癌の肺転移は血清PSA高値を伴い多発することが多く，血清PSA正常値で肺以外に転移巣を認めない前立腺癌は稀である．症例は71歳男性．59歳で前立腺癌の手術歴があり，68歳の検診で胸部異常陰影を指摘され，経過観察中であった．結節影が増大傾向を示し，手術目的に当科紹介となった．Pro-GRP 70.0 pg/mL，NSE 29.0 pg/mLと上昇していた．血清PSAは正常範囲内であった．右上葉肺癌疑いcT1bN0M0，Stage IAの診断で，胸腔鏡下右肺部分切除術を施…
View article: Primary Pulmonary Mucosa-Associated Lymphoid Tissue Lymphoma with a Nodular Opacity: Report of a Case
Primary Pulmonary Mucosa-Associated Lymphoid Tissue Lymphoma with a Nodular Opacity: Report of a Case Open
Herein, we describe our experience in treating a case of primary pulmonary mucosa-associated lymphoid tissue lymphoma detected as a nodular opacity. A 79-year-old man was referred to our hospital. Computed tomography showed a nodular opaci…
View article: A case of epicardial bronchogenic cyst resected by video-assisted thoracoscopic surgery (VATS)
A case of epicardial bronchogenic cyst resected by video-assisted thoracoscopic surgery (VATS) Open
症例は66歳男性，胸痛に対する精査中に心尖部近傍の腫瘤影を指摘された．胸部CTで，左室に接し，淡い造影効果を伴う被膜に包まれた38×32 mm大の低濃度腫瘤を認め，MRIでは，内部はT1低信号・T2高信号であった．囊胞性病変と診断，経過観察としたが，緩徐な増大傾向を示したため，胸腔鏡下囊胞切除を施行した．胸腔鏡による観察では腫瘤の局在が確認出来ず，心囊外からの術中超音波検査により心囊内に発生した囊胞と診断した．心囊切開後，心尖部心外膜に固着した囊胞を可及的に切除した．病理組…
View article: Right upper lobectomy with wedge bronchoplasty for lung cancer associated with middle lobe hypoplasia: A case report with a review of the literature
Right upper lobectomy with wedge bronchoplasty for lung cancer associated with middle lobe hypoplasia: A case report with a review of the literature Open
症例は76歳男性．胸部レントゲン異常陰影で発見された．胸部CTで右肺上葉S3に21 mm大の結節影と，それに連続した葉気管支間リンパ節の腫大を認めた．また，右肺門部に気管支透亮像を伴う肺硬化像を認め中葉低形成が疑われた．右上葉肺腺癌cT1bN1M0，Stage IIAの診断で手術の方針となった．手術は気管支形成術（楔状切除）を伴う右上葉切除術，縦隔リンパ節郭清術を施行した．術中，拇指頭大の右中葉を確認した．低形成肺は感染を繰り返す可能性があり切除することも考慮したが，気管支…