Search Results 1-20 of 2002

  • Successful amnioinfusion for severe fetal growth restriction with umbilical cord complications: two case reports.

    KATSURA Daisuke , TAKAHASHI Yuichiro , IWAGAKI Shigenori , CHIAKI Rika , ASAI Kazuhiko , KOIKE Masako , TSUJI Shunichiro , KIMURA Fuminori , MURAKAMI Takashi , 桂 大輔 , 辻 俊一郎 , 木村 文則 , 村上 節

    … We report two cases that represent an example of an amnioinfusion-based management strategy for severe fetal growth restriction with umbilical cord complications.Case presentation:We encountered two cases of fetal growth restriction with abnormal fetal Doppler velocity. …

    Journal of Medical Case Reports 15(1), 2021-07-29

    IR 

  • Association between serum bone biomarker levels and therapeutic response to abatacept in patients with rheumatoid arthritis (RA): a multicenter, prospective, and observational RA ultrasound cohort study in Japan

    Kawashiri Shin-ya , Endo Yushiro , Nishino Ayako , Okamoto Momoko , Tsuji Sosuke , Takatani Ayuko , Shimizu Toshimasa , Sumiyoshi Remi , Koga Tomohiro , Iwamoto Naoki , Ichinose Kunihiro , Tamai Mami , Nakamura Hideki , Origuchi Tomoki , Aramaki Toshiyuki , Ueki Yukitaka , Yoshitama Tamami , Eiraku Nobutaka , Matsuoka Naoki , Okada Akitomo , Fujikawa Keita , Hamada Hiroaki , Nagano Shuji , Tada Yoshifumi , Kawakami Atsushi

    … Background: To evaluate the effect of treatment on serum bone biomarkers and explore whether serum bone biomarkers are associated with therapeutic response in rheumatoid arthritis (RA) patients treated with abatacept.Methods: We enrolled 59 RA patients treated with abatacept from a multicenter, exploratory, short-term, prospective and observational ultrasound cohort study of patients who received biologic or targeted synthetic disease-modifying antirheumatic drug (DMARD) therapy. …

    BMC Musculoskeletal Disorders (22), art. no. 506, 2021-06-01

    IR 

  • Time‐resolved 3D cine phase‐contrast magnetic resonance imaging (4D‐flow MRI) can quantitatively assess portosystemic shunt severity and confirm normalization of portal flow after embolization of large portosystemic shunts

    Hyodo Ryota , Takehara Yasuo , Mizuno Takashi , Ichikawa Kazushige , Ishizu Yoji , Sugiyama Masataka , Naganawa Shinji

    … At present, morphological assessment of PSS is performed mainly by computed tomography, and ultrasound is used for blood flow assessment. … 4D-flow MRI is an ideal adjunct to Doppler ultrasonography, allowing for objective and visual assessment of morphology and blood flow of the portal venous system, including PSSs, and is useful in determining the indications for, and outcome of, PSS embolization. …

    Hepatology Research 51(3), 343-349, 2021-03

    IR  Ichushi Web 

  • Usefulness of ultrasound evaluation for medial knee pain accompanied with spontaneous osteonecrosis of the knee  [in Japanese]

    金子 貴俊 , 井上 彰 , 岩崎 翼 , 中川 智之

    整形・災害外科 64(1), 109-111, 2021-01

    Ichushi Web 

  • An interesting case suggesting a correction of intra-plaque neovascularization and plaque protrusion in carotid artery stenting  [in Japanese]

    HAGIWARA Yuta , YAMANO Yoshihisa , FUKANO Takayuki , KABURAGI Mayumi , AKASU Yukari , SHIMIZU Takahiro , HIDAKA Gaku , UCHIDA Masashi , ITO Hidemichi , AKIYAMA Hisanao

    … The postoperative carotid ultrasound showed findings of protrusion in the stent. … On the mode of color-Doppler, clear delineation of this structure was not possible due to the color blurs in the stent. …

    Neurosonology 34(3), 148-152, 2021

    J-STAGE 

  • Doppler is a Safe Criterion for Ensuring the Implementation of Eversion Carotid Endarterectomy

    Christoforou Panagitsa D. , Bakoyiannis Chris N. , Konidari Marianna , Georgopoulos Sotirios , Kotsis Thomas

    … Four methods were used for establishing criteria: preoperative Doppler examination, intraoperative measurement of the carotid atheroma before artery division, measurement of the removed plaque, and histological measurement of the plaque.</p><p><b>Results:</b> …

    Annals of Vascular Diseases 14(4), 348-354, 2021

    J-STAGE 

  • Radiofrequency Ablation and Concomitant Sclerotherapy for the Treatment of Varicose Veins (VV): Perspectives from a Developing Country

    Memon Muhammad Yousuf , Sadiq Ilyas , Malik Safdar Ali , Zulifqar Muhammad Bin , Malik Muhammad Saad , Malik Muhammad Hammad

    … Computed tomography (CT) venous mapping aids in delineating complex venous anatomy and in ruling out deep vein thrombosis (DVT) in cases with discrepancy on Doppler ultrasound. …

    Annals of Vascular Diseases 14(4), 341-347, 2021

    J-STAGE 

  • Possible Neoangiogenesis in Achilles Tendon Xanthoma with Familial Hypercholesterolemia: A Novel Approach to Achilles Tendon Xanthoma

    Tanaka Tetsu , Aoki Jiro , Suzuki Akitake , Ishizaki Kazuho , Tanabe Kengo , Yahagi Kazuyuki , Wada Osamu , Ninomiya Kai , Horiuchi Yu , Asami Masahiko , Yuzawa Hitomi , Komiyama Kota , Tanaka Jun

    … We herein report two cases of FH in which Doppler ultrasound imaging demonstrated a microvascular flow in ATX that only rarely could be observed in normal Achilles tendons. …

    Internal Medicine 60(24), 3921-3926, 2021

    J-STAGE 

  • Characterization of the Left Ventricular Diastolic Vortex in Healthy Young Adults Using Vector Flow Mapping  [in Japanese]

    Kajihara Yukari , Tanaka Nobuaki , Hayashi Riho , Hanazono Maria , Omuro Takuya , Toyota Ayako , Fujii Ayano , Tanaka Tomoko , Ariyoshi Toru , Wada Yasuaki

    <p><b>目的</b>:若年健常者における拡張期左室内渦流の特徴をvector flow mapping(VFM)を用いて検討した.</p><p><b>対象と方法</b>:健常成人28人(男性16人,平均年齢22±1歳)を対象とし,心尖部左室長軸像にてVFM解析用画像を記録した.渦流の定性および定量はCircul …

    Japanese Journal of Medical Ultrasound Technology, 2021

    J-STAGE 

  • Tips for Ultrasound of the Kidney, Urinary Tract, and Bladder Area  [in Japanese]

    Takamaru Tadashi

    <p> 人間ドックにおける腹部超音波検査での腎臓・尿路のがん発見数は他の部位と比べても最も多い。またその罹患数が増加している一方で、70歳以上のドック受診者数が減少しているという現状がある。</p><p> このような背景のなかで、超音波検査による疾患の拾い上げや悪性疾患との鑑別に苦慮することも多い。今回は「腎、尿路、膀胱領域のTips」と題して、多房性嚢胞性腎癌 …

    Health Evaluation and Promotion 48(6), 525-533, 2021

    J-STAGE 

  • Ultrasonographic study of hemodynamics and CEUS in the rhesus monkey kidney

    WANG Hong , FENG Qipu , LI Chao , ZHANG Huan , PENG Yulan

    … The purpose of this study was to use gray-scale ultrasound, color Doppler flow imaging (CDFI), and contrast-enhanced ultrasound (CEUS) to study the ultrasound appearance of adult healthy rhesus monkey kidneys and to investigate the relationship between renal ultrasound manifestations and body weight, gender, and the left and right kidneys. …

    Experimental Animals, 2021

    J-STAGE 

  • Current role of ultrasound in the diagnosis of hepatocellular carcinoma  [in Japanese]

    TANAKA Hironori

    <p>超音波検査(US)は,安価で,非侵襲的に肝細胞癌(HCC)をリアルタイムに検出できるため,代表的かつ普遍的な肝癌サーベイランス方法である.USの所見は病理学的特徴を反映するため,正確なUS診断には病理学的特徴に関する知識が不可欠である.US機器の近年の進歩によって,腫瘍悪性度や正確な位置診断など,さらに多くの情報も得られるようになってきた.HCCの悪性度評価は,腫瘍が小さい場合の …

    Choonpa Igaku 48(6), 341-358, 2021

    J-STAGE 

  • Locoregional recurrence of parathyroid carcinoma: how to identify this rare but fatal condition using ultrasonography

    Liu Ruifeng , Gao Luying , Xia Yu , Shi Xinlong , Lv Ke , Xia Weibo , Qiu Ling , Hu Ya , Jiang Yuxin

    … The purpose of this study was to evaluate the sonographic findings of locoregional recurrences of parathyroid carcinoma, in order to facilitate diagnosis of this condition using ultrasound (US). …

    Endocrine Journal 68(10), 1179-1186, 2021

    J-STAGE 

  • Subtle Cardiovascular Abnormalities in Prader-Willi Syndrome Might Begin in Young Adulthood

    Kobayashi Sayuki , Koshikawa Yuri , Mizutani Yukiko , Nakahara Shiro , Ishikawa Tetsuya , Sakai Yoshihiko , Taguchi Isao , Murakami Nobuyuki , Oto Yuji , Toide Hiroyuki , Kimura Noriko , Hayashi Akiko , Higashi Ayako , Inami Syu , Tanaka Jun

    … ratio), mitral annular plane systolic excursion (MAPSE) and tricuspid annular plane systolic excursion (TAPSE) using standard and tissue Doppler echocardiography. …

    Internal Medicine 60(21), 3377-3384, 2021

    J-STAGE 

  • Basics of ultrasound flow imaging  [in Japanese]

    TANIGAWA Shunichiro

    <p>超音波診断装置における血流イメージングは,血流情報を画像として表示する手法である.現在では,ボタン1つで簡便に,かつリアルタイムで血流の有無や方向がカラー表示され,血流の方向,流速,分布に関する詳細な情報を得ることが可能である.血流イメージングと通常のBモードは,共に体表から超音波パルスを送波し,体内からのエコー信号を受信して画像化する点は同じであるが,振幅情報を利用するBモード …

    Choonpa Igaku, 2021

    J-STAGE 

  • CONTRAST-ENHANCED EUS FOR PANCREATOBILIARY DISORDERS  [in Japanese]

    HASHIMOTO Senju , MIYAHARA Ryoji , HIROOKA Yoshiki

    <p>EUSは,当初はメカニカルラジアル走査方式であったが,電子走査方式へと移行し,カラー/パワードブラ断層法など,経腹壁式超音波で使用されている技術がEUSにも応用されEUS下に血流情報の評価が可能になった.さらに,2007年1月に発売された第二世代超音波造影剤Sonazoid<sup>Ⓡ</sup>(GE Healthcare Pharma)の登場は,低音圧 …

    GASTROENTEROLOGICAL ENDOSCOPY 63(10), 2231-2241, 2021

    J-STAGE 

  • Hypoechoic lesion with pseudo-distortion on breast ultrasound: Normal anatomical variants?  [in Japanese]

    TSURUGI Saori , TSUNODA Hiroko , YOSHIDA Yasuko , YAGISHITA Kazuyo , NOZAKI Fumi

    <p><b>はじめに</b>:乳房超音波検査において構築の乱れ様の低エコー所見であるにも関わらず,精検や経過観察から正常のバリエーションと判断できた症例を経験してきた.今回このような低エコー所見のどのような超音波所見に注意すれば正常のバリエーションとして精検不要とすることができるか検討した.<b>対象と方法</b>:2013年4月~201 …

    Choonpa Igaku 48(5), 249-256, 2021

    J-STAGE 

  • A case of uterine pseudoaneurysm occured outside of the uterus that presented with hydronephrosis after spontaneous vaginal delivery  [in Japanese]

    KONISHI Nafuko , MISUGI Takuya , SUEMITSU Chiharu , TAHARA Mie , NAKANO Akemi , TACHIBANA Daisuke , TAMURA Kazutomi , KOYAMA Masayasu

    <p>子宮仮性動脈瘤は帝王切開術など子宮に対する侵襲的操作により発生し,産後出血の原因となることが知られている.今回われわれは,自然経腟分娩後に水腎症を契機に発見された子宮仮性動脈瘤の1例を経験したので報告する.40歳2妊1産,妊娠39週前医で自然経腟分娩となり,経過良好で産後5日目に退院となった.産後8日目,腰背部痛が出現し腎盂腎炎の診断で前医入院,翌日当院へ搬送となった.超音波検査 …

    ADVANCES IN OBSTETRICS AND GYNECOLOGY 73(3), 313-320, 2021

    J-STAGE  Ichushi Web 

  • Endovascular Treatment for Lower-extremity Arterial Thrombosis in a Patient with Congenital Afibrinogenemia and a History of Bleeding Complications

    Hiramatsu Daisuke , Ogihara Yoshito , Matsumoto Takeshi , Sato Kei , Takasaki Akihiro , Kurita Tairo , Okamoto Ryuji , Wada Hideo , Dohi Kaoru

    … The cause of the pain was confirmed to be renal infarction and lower extremity arterial thrombosis by Doppler ultrasound and contrast-enhanced computed tomography. …

    Internal Medicine, 2021

    J-STAGE 

  • Carotid ultrasound findings among patients successfully treated with endovascular thrombectomy for atherosclerotic internal carotid artery origin occlusion  [in Japanese]

    Aoki Junya , Kimura Ryutaro , Suda Satoshi , Matsumoto Noriko , Nishiyama Yasuhiro , Kimura Kazumi , Suzuki Kentaro , Kanamaru Takuya , Katano Takehiro , Kutsuna Akihito , Nishi Yuji , Takeshi Yuho , Nakagami Toru , Numao Shinichiro

    … た.【結果】8例のデータを解析でき,6例で lesion cross 部位を頸動脈エコーで描出できていた.Lesion cross 部位は,周囲の高輝度から等輝度のプラークと区別でき,低輝度を呈する血管腔として捉えられた.Color Doppler 法では3例で血流が入り込む像を描出していた.5例の lesion cross 部位は,内頸動脈の前面に位置していた.【結論】頸動脈エコーは,動脈硬化性内頸動脈の急性閉塞部の同定に有用な可能性がある.</p> …

    Japanese Journal of Stroke 43(4), 320-326, 2021

    J-STAGE 

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