タグ別アーカイブ: ct

EOB プリモビスト症例集 第7回　回答

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key words: high flow hemangioma, atypical hemangioma, EOB primovist MRI

イチロウ　サイト内の関連ページ
肝画像診断　症例6　の動画参照
http://medicaldirect.jp/shourei6/kaitou62.html

＜参考文献＞

High-flow hemangioma について

Kim KW, Kim AY, Kim TK, et al.
Hepatic hemangiomas with arterioportal shunt: sonographic appearances with CT and MRI correlation.
AJR Am J Roentgenol. 2006 Oct;187(4):W406-14.
http://www.ncbi.nlm.nih.gov/pubmed/16985113

 

Jang HJ, Kim TK, Lim HK, et al.
Hepatic hemangioma: atypical appearances on CT, MR imaging, and sonography.
AJR, 2003 Jan;180(1):135-41.
http://www.ncbi.nlm.nih.gov/pubmed/12490492

 

Vilgrain V, Boulos L, Vullierme MP,et al.
Imaging of atypical hemangiomas of the liver with pathologic correlation.
Radiographics. 2000 Mar-Apr;20(2):379-97.
http://www.ncbi.nlm.nih.gov/pubmed/10715338

Kato H, Kanematsu M, Matsuo M, et al.
Atypically enhancing hepatic cavernous hemangiomas: high-spatial-resolution gadolinium-enhanced triphasic dynamic gradient-recalled-echo imaging findings.
Eur Radiol. 2001;11(12):2510-5. Epub 2001 Sep 7.

 

Yan FH, Zeng MS, Zhou KR
Role and pitfalls of hepatic helical multi-phase CT scanning in differential diagnosis of small hemangioma and small hepatocellular carcinoma.
World J Gastroenterol 1998 Aug;4(4):343-347.

 

Yu JS, Kim KW, Park MS, Yoon SW.
Hepatic cavernous hemangioma in cirrhotic liver: imaging findings.
Korean J Radiol. 2000 Oct-Dec;1(4):185-90.

EOB プリモビスト症例集 第5回　回答

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参考文献

＊dysplastic nodules 文献

Earls JP, et al.

Dysplastic nodules and hepatocellular carcinoma: thin-section MR imaging of explanted cirrhotic livers with pathologic correlation.

Radiology 1996 Oct;201(1):207-14.

http://www.ncbi.nlm.nih.gov/pubmed/8816545

Early hepatocelluar carcinoma: MR imaging

Muramatsu Y, et al.

Radiology. 1991 Oct;181(1):209-13.

http://www.ncbi.nlm.nih.gov/pubmed/1653443

Matsui O, et al.

Adenmatous hperplastic nodules in the cirrhotic liver: differentiation from hepatocellular carcinoma with MR imaging.

Radiology. 1989 Oct;173(1):123-6.

http://www.ncbi.nlm.nih.gov/pubmed/2550995

＊最新の論文： T1WI　高信号を呈する結節のEOB primovist診断

Chou CT, et al. Characterization of hyperintense nodules on precontrast T1-weighted MRI: utility of gadoxetic acid-enhanced hepatocyte-phase imag

J Magn Reson Imaging. 2011 Mar;33(3):625-32.

http://www.ncbi.nlm.nih.gov/pubmed/21563246

＊結節の分化度と肝細胞相での信号強度の相関性を検討した論文

Kogita S, Imai Y, Okada M, et al. Gd-EOB-DTPA-enhanced magnetic resonance images of hepatocellular carcinoma: correlation with histological grading and portal blood flow.

Eur Radiol. 2010 Oct;20(10):2405-13. Epub 2010 May 19.

http://www.ncbi.nlm.nih.gov/pubmed?term=Kogita%20S%2C%20Imai%20Y%2C%20Okada%20M%2C%20et%20al.%20%20Gd-EOB-DTPA-enhanced%20magnetic%20resonance%20images%20of%20hepatocellular%20carcinoma%3A%20correlation%20with%20histological%20grading%20and%20portal%20blood%20flow.

エキスパートはこう考える第6回　回答

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iphone movie

<Key words>

肺胞上皮癌、bronchioloalveolarCarcinoma、bronchoalveolar cell carcinoma、BAC、粘液産生、

CT angiogram sign,大葉性肺炎、大葉性陰影、陰影消長、悪性リンパ腫、malignant lymphoma

<文献リスト>

Trigaux JP, Gevenois PA, Goncette L, et al.
Bronchioloalveolar carcinoma: computed tomography findings.
Eur Respir J. 1996 Jan;9(1):11-6.
http://erj.ersjournals.com/cgi/reprint/9/1/11

Lee KS, Kim Y, Han J, et al.
Bronchioloalveolar carcinoma: clinical, histopathologic, and radiologic findings.
Radiographics. 1997 Nov-Dec;17(6):1345-57.
http://radiographics.rsna.org/content/17/6/1345.long

Aquino SL, Chiles C, Halford P.
Distinction of consolidative bronchioloalveolar carcinoma from pneumonia: do CT criteria work? 
AJR Am J Roentgenol. 1998 Aug;171(2):359-63.
http://www.ajronline.org/cgi/reprint/171/2/359

Akira M, Atagi S, Kawahara M, Iuchi K, Johkoh T.
High-resolution CT findings of diffuse bronchioloalveolar carcinoma in 38 patients. 
AJR Am J Roentgenol. 1999 Dec;173(6):1623-9.
http://www.ajronline.org/cgi/reprint/173/6/1623

Kim TH, Kim SJ, Ryu YH, et al.
Differential CT features of infectious pneumonia versus bronchioloalveolar carcinoma (BAC) mimicking pneumonia. 
Eur Radiol. 2006 Aug;16(8):1763-8. Epub 2006 Jan 18.

Patsios D, Roberts HC, Paul NS, et al.
Pictorial review of the many faces of bronchioloalveolar cell carcinoma. 
Br J Radiol. 2007 Dec;80(960):1015-23. Epub 2007 Oct 16.
http://bjr.birjournals.org/cgi/reprint/80/960/1015

Sawada E, Nambu A, Motosugi U, et al.
Localized mucinous bronchioloalveolar carcinoma of the lung: thin-section computed tomography and fluorodeoxyglucose positron emission tomography findings. 
Jpn J Radiol. 2010 May;28(4):251-8. Epub 2010 May 29.

CT angiogram sign 関連

Im JG, Han MC, Yu EJ, et al.
Lobar bronchioloalveolar carcinoma: “angiogram sign” on CT scans. 
Radiology. 1990 Sep;176(3):749-53.

Vincent JM, Ng YY, Norton AJ, Armstrong P.
CT “angiogram sign” in primary pulmonary lymphoma.
J Comput Assist Tomogr. 1992 Sep-Oct;16(5):829-31.

Murayama S, Onitsuka H, Murakami J, et al.
“CT angiogram sign” in obstructive pneumonitis and pneumonia. 
J Comput Assist Tomogr. 1993 Jul-Aug;17(4):609-12.

Shah RM, Friedman AC.
CT angiogram sign: incidence and significance in lobar consolidations evaluated by contrast-enhanced CT. 
AJR Am J Roentgenol. 1998 Mar;170(3):719-21.
http://www.ajronline.org/cgi/reprint/170/3/719

Maldonado RL.
The CT angiogram sign.
Radiology. 1999 Feb;210(2):323-4.

リンパ腫
Ooi GC, Chim CS, Lie AK, Tsang KW
Computed tomography features of primary pulmonary non-Hodgkin’s lymphoma. 
Clin Radiol. 1999 Jul;54(7):438-43. 

King LJ, Padley SP, Wotherspoon AC, Nicholson AG.
Pulmonary MALT lymphoma: imaging findings in 24 cases. 
Eur Radiol. 2000;10(12):1932-8.

Lee DK, Im JG, Lee KS, Lee JS, Seo JB, Goo JM, Kim TS, Lee JW.
B-cell lymphoma of bronchus-associated lymphoid tissue (BALT): CT features in 10 patients.
J Comput Assist Tomogr. 2000 Jan-Feb;24(1):30-4.

<キー画像＞

1 年前正常時胸部単純写真 10 ヶ月前肺炎発症時
今回の胸部単純写真正面像 今回の胸部単純写真側面像
肺炎改善後 造影 CT 縦隔条件
造影 CT 肺野条件

エキスパートはこう考える第５回　回答

投稿日: 作成者:

iphone movie

<key words>

びまん性汎細気管支炎、diffuse panbronchiolitis, DPB, 小葉中心性、分枝状 影、Y字、V字、細気管支炎, adult T-cell leukemia, lymphoma、非定型抗酸菌症、びまん性誤嚥性細気管支炎

<参考文献＞

・DPBの論文

Akira M, Kitatani F, Lee YS, et al.

Diffuse panbronchiolitis: evaluation with high-resolution CT.

Radiology 1988 ;168:433-488.

Nishimura K, Kitaichi M, Izumi T, et al.

Diffuse panbronchiolitis: correlation of high-resolution CT and pathologic findings.

Radiology. 1992;184:779-785.

Akira M, Higashihara T, Sakatani M, et al.

Diffuse panbronchiolitis: follow-up CT examination.

Radiology. 1993 ;189:559-62.

Hansell DM.

Small airways diseases: detection and insights with computed tomography.

Eur Respir J. 2001 ;17:1294-313.

Xie GS, Li LY, Liu HR, et al.

Diffuse panbronchiolitis with histopathological confirmation among Chinese.

Chin Med J (Engl). 2004 ;117:1299-303.

・ATL関連の論文

Okada F, Ando Y, Kondo Y, et al.

Thoracic CT findings of adult T-cell leukemia or lymphoma.

AJR Am J Roentgenol. 2004 ;182:761-767.

Okada F, Ando Y, Yoshitake S, et al.

Pulmonary CT findings in 320 carriers of human T-lymphotropic virus type 1.

Radiology. 2006 Aug;240(2):559-64

<キー画像＞

胸部単純半年前正面

 

今回のエピソードの 3 ヶ月後胸部単純正面

今回のエピソード胸部単純正面

今回のエピソード トラムライン 拡大

 

 

 

今回のエピソード胸部単純側面像

 

 

 

CT1

CT2

 

 

 

CT3

CT4(一ヵ月後のCT）

副鼻腔CT

エキスパートはこう考える第1回 回答

投稿日: 作成者:

↓iphone用の動画

＜キーワード＞

びまん性肺疾患、HRCT、volume loss, 容量減少、左右対称性陰影、bronchovascular bandle、気管支血管束、薬剤性肺障害、好酸球性肺炎、薬剤性好酸球性肺炎,traction bronchiectasis, 牽引性気管支拡張

＜key画像＞

2005 年 3 月正常時の単純写真

呼吸困難時、 2005 年末の胸部単純写真

呼吸困難時の胸部 CT1

呼吸困難時の胸部 CT2
＜参考文献＞Souza CA, et al.
Drug-induced eosinophilic pneumonia: high-resolution CT findings in 14 patients.AJR. 2006 ;186:368-73.
http://www.ajronline.org/cgi/reprint/186/2/368Akira M, et al.
Drug-induced pneumonitis: thin-section CT finding in 60 patients. Radiology. 2002;224 :852-860
http://radiology.rsna.org/content/224/3/852.full.pdf+htmlEllis, SJ, et al.
Drug-induced lung disease: high-resolution CT findings. AJR. 2000;175 :1019-1024
http://www.ajronline.org/cgi/reprint/175/4/1019Cleverley JR, et al.
Drug-induced lung disease: high-resolution CT and histological findings.Clin Radiol. 2002;57:292-9.
Johkoh T, et al.
Eosinophilic lung diseases: diagnostic accuracy of thin-section CT in 111 patients.Radiology. 2000;216 :773-80.
http://radiology.rsna.org/content/216/3/773.full.pdf+html*パナルジンが原因の間質性肺炎の症例報告論文
Oon PC, et al.
Diffuse alveolar damage associated with ticlopidine use: a case report.J Formos Med Assoc. 2003;102 :262-5.Nakamura R, et al.
Interstitial pneumonia induced by ticlopidine.Circ J. 2002;66 :773-776.
http://www.jstage.jst.go.jp/article/circj/66/8/773/_pdfWatanebe M, et al.
Multiple pulmonary nodules due to ticlopidine-induced pneumonitis Nihon Kokyuki Gakkai Zasshi. 1999;37 :841-5Alonso-Martinez JL, et al.
Bronchiolitis obliterans-organizing pneumonia caused by ticlopidine.Ann Intern Med. 1998;129 :71-2
http://www.annals.org/content/129/1/71.3.full.pdf+html

エキスパートはこう考える第3回 回答

投稿日: 作成者:


＜iphone用動画＞

<key word>

急性好酸球性肺炎、acute eosinophilic pneumonia, eosinophilic lung diseases、カーリーライン、Kerley line, Kerley B line、広義間質、bronchovascular bundle, septal line, 小葉間隔壁、non cardiogenic edema、薬剤性肺障害

 

＜key画像＞

正常時

発症時

 

<参考文献＞

 

急性好酸球性肺炎文献集

Jeong YJ, Kim KI, Seo IJ, Lee CH, Lee KN, Kim KN, Kim JS, Kwon WJ.

Eosinophilic lung diseases: a clinical, radiologic, and pathologic overview.

Radiographics. 2007 May-Jun;27(3):617-37; discussion 637-9.

http://radiographics.rsna.org/content/27/3/617.full.pdf+html

 

AEP症例報告 Abe K, Yanagi S, Imadsu Y, Sano A, Iiboshi H, Mukae H, Matsukura S.

Acute eosinophilic pneumonia with fine nodular shadows.

Intern Med. 2003 Jan;42(1):88-91.

 

Shiota Y, Kawai T, Matsumoto H, Hiyama J, Tokuda Y, Marukawa M, Ono T, Mashiba H.

Acute eosinophilic pneumonia following cigarette smoking.

Intern Med. 2000 Oct;39(10):830-3.

症例報告の直截リンクは張れませんが、Freeで取れます。画像は決してよいと言えません。

 

画像はpoorだが、臨床的なこと知りたい場合

Philit F, Etienne-Mastroianni B, Parrot A, Guerin C, Robert D, Cordier JF.

Idiopathic acute eosinophilic pneumonia: a study of 22 patients.

Am J Respir Crit Care Med. 2002 Nov 1;166(9):1235-9.

http://ajrccm.atsjournals.org/cgi/reprint/166/9/1235

 

参考として 薬剤性肺炎の論文

Rossi SE, Erasmus JJ, McAdams HP, Sporn TA, Goodman PC.

Pulmonary drug toxicity: radiologic and pathologic manifestations.

Radiographics. 2000 Sep-Oct;20(5):1245-59. Review.

http://radiographics.rsna.org/content/20/5/1245.full.pdf+html

 

エキスパートはこう考える第4回 回答

投稿日: 作成者:

iphone movie

key words

夏型過敏性肺臓炎、過敏性肺臓炎、hypersensitivity pneumonitis, summer-type hypersensitivity pneumonitis, びまん性スリガラス陰影、小葉中心性、粒状陰影、広範囲、スリガラス陰影、吸引抗原、ニューモシスチス肺炎、縦隔気腫

文献

過敏性肺臓炎
Silva CI, Churg A, Muller NL.
Hypersensitivity pneumonitis: spectrum of high-resolution CT and pathologic findings.
AJR Am J Roentgenol. 2007 ;188:334-44.
http://www.ajronline.org/cgi/reprint/188/2/334

Hansell DM, Wells AU, Padley SP, Muller NL.
Hypersensitivity pneumonitis: correlation of individual CT patterns with functional abnormalities.
Radiology. 1996; 199:123-128.
http://radiology.rsna.org/content/199/1/123.long

Glazer CS, Rose CS, Lynch DA.
Clinical and radiologic manifestations of hypersensitivity pneumonitis.
J Thorac Imaging. 2002 ;17:261-272.

Patel RA, Sellami D, Gotway MB, et al.
Hypersensitivity pneumonitis: patterns on high-resolution CT.
J Comput Assist Tomogr. 2000 ;24:965-970.

Lynch DA, Newell JD, Logan PM, et al.
Can CT distinguish hypersensitivity pneumonitis from idiopathic pulmonary fibrosis?
AJR Am J Roentgenol. 1995 ;165):807-811.
http://www.ajronline.org/cgi/reprint/165/4/807

Lynch DA, Rose CS, Way D, King TE Jr.
Hypersensitivity pneumonitis: sensitivity of high-resolution CT in a population-based study.
AJR Am J Roentgenol. 1992 ;159:469-472.
http://www.ajronline.org/cgi/reprint/159/3/469

Akira M, Kita N, Higashihara T, et al.
Summer-type hypersensitivity pneumonitis: comparison of high-resolution CT and plain radiographic findings.
AJR Am J Roentgenol. 1992 ;158:1223-8.
http://www.ajronline.org/cgi/reprint/158/6/1223

Silver SF, Muller NL, Miller RR, et al.
Hypersensitivity pneumonitis: evaluation with CT. Radiology 1989; 173:441-445
http://radiology.rsna.org/content/173/2/441.long

慢性過敏性肺臓炎
Silva CI, Muller NL, Lynch DA, et al.
Chronic hypersensitivity pneumonitis: differentiation from idiopathic pulmonary fibrosis and nonspecific interstitial pneumonia by using thin-section CT.
Radiology. 2008 ;246:288-297.
http://radiology.rsna.org/content/246/1/288.full.pdf+html

Sahin H, Brown KK, Curran-Everett D, et al.
Chronic hypersensitivity pneumonitis: CT features comparison with pathologic evidence of fibrosis and survival.
Radiology. 2007 ;244:591-598.
http://radiology.rsna.org/content/244/2/591.full.pdf+html

Adler BD,Padley SP,Muller NL,et al.
Chronic hypersensitivity pneumonitis: high-resolution CT and radiographic features in 16 patients.
Radiology. 1992 ;185:91-95.
http://radiology.rsna.org/content/185/1/91.long

Buschman DL,Gamsu G,Waldron JA Jr,et al.
Chronic hypersensitivity pneumonitis: use of CT in diagnosis.
AJR Am J Roentgenol. 1992 ;159:957-960.
http://www.ajronline.org/cgi/reprint/159/5/957

2次小葉についての論文
Webb WR.
Thin-section CT of the secondary pulmonary lobule: anatomy and the image–the 2004 Fleischner lecture.
Radiology. 2006 ;239:322-38. Epub 2006 Mar 16.
http://radiology.rsna.org/content/239/2/322.full.pdf+html

key画像

エキスパートはこう考える　第五回　問題

投稿日: 作成者:

第五回　１単純写真のみの問題（難易度強）

 

臨床症状:喘息の既往歴を有する10才代後半の男性 咳持続を主訴。

今回のエピソード胸部単純正面

 

今回のエピソード胸部単純側面像

 

２．単純写真とCTの問題（難易度易）

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