Acta Radiologica Short Reports最新文献

{"title":"Selective embolization of the splenic vein for shunt-preserving disconnection of the portal and systemic circulation: report of two cases.","authors":"Osamu Ikeda,&nbsp;Yutaka Nakasone,&nbsp;Toru Beppu,&nbsp;Toshiro Masuda,&nbsp;Hideo Baba,&nbsp;Yasuyuki Yamashita","doi":"10.1258/arsr.2012.120007","DOIUrl":"https://doi.org/10.1258/arsr.2012.120007","url":null,"abstract":"<p><p>In carefully selected patients with portosystemic encephalopathy, it is possible to safely disconnect the portal and systemic circulation while preserving the shunt. We report two patients with chronic hepatitis and recurrent episodes of hepatic encephalopathy due to a portosystemic shunt who underwent successful selective embolization of the splenic vein for a shunt-preserving disconnection of the portal and systemic circulation via the percutaneous transhepatic route. </p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 7","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1258/arsr.2012.120007","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31692810","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Osteochondritis dissecans of the humeral capitellum in identical twins.","authors":"Tomi Pudas,&nbsp;Seppo K Koskinen,&nbsp;Ari Hiltunen,&nbsp;Kimmo T Mattila","doi":"10.1258/arsr.2012.120004","DOIUrl":"https://doi.org/10.1258/arsr.2012.120004","url":null,"abstract":"<p><p>Osteochondritis dissecans (OCD) of the humeral capitellum is a disorder affecting mainly boys between the ages of 12 and 15 years. The exact etiology of OCD is not clear, but it is believed that repetitive trauma is the primary cause. Genetic factors are thought to play a secondary role in the pathogenesis. We present 17-year-old identical twins with similar MRI and arthroscopic findings, suggesting that genetic components are involved in the etiology of OCD of the humeral capitellum. </p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 7","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1258/arsr.2012.120004","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31692809","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Littoral cell angioma mimicking hepatic tumor.","authors":"Wenhua Liang,&nbsp;Jingjing Lu,&nbsp;Mingwei Qin,&nbsp;Xinting Sang","doi":"10.1258/arsr.2012.120031","DOIUrl":"https://doi.org/10.1258/arsr.2012.120031","url":null,"abstract":"<p><p>Littoral cell angioma is a rare vascular tumor of the spleen that was described by Falk et al. in 1991. Because of the limited number, untypical imaging manifestations, and lack of knowledge on this tumor type, these tumors are often misdiagnosed. In most cases, the tumor presents with multiple small hypoattenuating nodules in the spleen with delayed enhancement. However, solitary littoral cell angiomas have not been well described. We present the CT features of an unusual littoral cell angioma mimicking hepatic tumor. </p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 6","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1258/arsr.2012.120031","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31692808","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Migration to the pulmonary artery of nine metallic coils placed in the internal iliac vein for treatment of giant rectal varices.","authors":"Wataru Yamasaki,&nbsp;Hideaki Kakizawa,&nbsp;Masaki Ishikawa,&nbsp;Shuji Date,&nbsp;Fuminari Tatsugami,&nbsp;Hiroaki Terada,&nbsp;Keiichi Masaki,&nbsp;Tomokazu Kawaoka,&nbsp;Masataka Tsuge,&nbsp;Hiroshi Aikata,&nbsp;Kazuaki Chayama,&nbsp;Kazuo Awai","doi":"10.1258/arsr.2012.120024","DOIUrl":"https://doi.org/10.1258/arsr.2012.120024","url":null,"abstract":"<p><p>Transcatheter venous embolization with metallic coils is a safe and reliable method for the treatment of pelvic congestion syndrome and pelvic varicocele. While rare, coil migration to the pulmonary arteries is potentially fatal. We report the migration to the pulmonary artery of a cluster of nine metallic microcoils placed in the internal iliac vein to obliterate giant rectal varices. Our patient suffered no severe sequelae. To avoid coil migration to the pulmonary arteries, the coils chosen for placement must take into consideration the characteristics of the target vessels, particularly of larger veins. </p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 6","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-07-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1258/arsr.2012.120024","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31692807","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A case of postoperative pyopneumothorax following CT-guided radiofrequency ablation for lung cancer with interstitial pneumonia.","authors":"Tomohisa Okuma, Taisuke Tsuji, Tetsuki Sakamoto, Sayoko Tokura, Masanori Akira, Shinichi Hamamoto, Toshiyuki Matsuoka, Yukio Miki","doi":"10.1258/arsr.2012.110014","DOIUrl":"10.1258/arsr.2012.110014","url":null,"abstract":"<p><p>We report a case of serious complications following computed tomography (CT)-guided radiofrequency ablation (RFA) performed for the treatment of lung cancer with interstitial pneumonia. The patient developed delayed-onset pyopneumothorax, which required 6 months of antibiotic treatment, drainage, and video-assisted thoracoscopic debridement. Although CT-guided RFA is a promising, effective procedure for difficult-to-treat lung cancer, the present case suggests a risk of complications for patients complicated with interstitial pneumonia and warrants caution. </p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-06-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/4e/c5/10.1258_arsr.2012.110014.PMC3738351.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31692804","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Solitary fibrous tumor of filum terminale.","authors":"Yanping Wu,&nbsp;Biao Huang,&nbsp;Changhong Liang","doi":"10.1258/arsr.2012.120005","DOIUrl":"https://doi.org/10.1258/arsr.2012.120005","url":null,"abstract":"<p><p>Solitary fibrous tumor (SFT) is a mesenchymal neoplasm that most commonly arises from the visceral or parietal pleura. Solitary fibrous tumor with a primary site in the filum terminale has not been reported previously in the literature. Here we report a case of SFT occurring in the filum terminale. The characteristic imaging feature of this tumor is hypointensity on T2-weighted images. Even though rare, SFT should be considered in the differential diagnosis of tumors occurring intraspinally, even in the filum terminale. </p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-06-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1258/arsr.2012.120005","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31692805","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Macronodular hepatosplenic tuberculosis.","authors":"Roberto Guidi,&nbsp;Valeria Bolli,&nbsp;Cecilia Lanza,&nbsp;Chiara Biagetti,&nbsp;Patrizia Osimani,&nbsp;Fernando Maria de Benedictis","doi":"10.1258/arsr.2012.12-0020","DOIUrl":"https://doi.org/10.1258/arsr.2012.12-0020","url":null,"abstract":"<p><p>Hepatosplenic involvement is a rare manifestation of abdominal tuberculosis in children. We describe the case of a 7-year-old girl with persistent fever, cough, and hepatosplenomegaly. Typical lesions were shown in the liver and spleen by ultrasound and computed tomography. Colonoscopy showed a nodular, ulcerated mass that partially obstructed the cecum. Microbiological and histopathological findings of intestinal and liver biopsy confirmed the clinical suspicion of tuberculosis. </p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-06-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1258/arsr.2012.12-0020","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31692806","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"CT evaluation of spontaneously ruptured renal angiomyolipomas with massive hemorrhage spreading into multi-retroperitoneal fascia and fascial spaces.","authors":"Chun-Yan Lu,&nbsp;Peng-Qiu Min,&nbsp;Bing Wu","doi":"10.1258/arsr.2012.110009","DOIUrl":"https://doi.org/10.1258/arsr.2012.110009","url":null,"abstract":"<p><strong>Background: </strong>Renal angiomyolipomas (RAMLs) can spontaneously rupture and induce hemorrhage that is usually confined to the perirenal space (PS) but may spread beyond the PS into other retroperitoneal fascia and fascial spaces, including up to the subdiaphramatic and down to pelvic extra-peritoneal regions.</p><p><strong>Purpose: </strong>To evaluate the computed tomography (CT) manifestations of renal angiomyolipoma (RAML) associated with spontaneous rupture and massive hemorrhage spreading beyond the PS into other retroperitoneal fascia and fascial spaces, including up to the subdiaphramatic and down to pelvic extra-peritoneal regions.</p><p><strong>Material and methods: </strong>The CT scans of seven patients with spontaneously ruptured of RAMLs and massive hemorrhage (surgically and pathologically confirmed) were retrospectively reviewed. We evaluated the CT signs of the RAML itself and the regions with extensive retroperitoneal spreading after RAML rupture.</p><p><strong>Results: </strong>THE CT MANIFESTATIONS OF SEVEN CASES WITH RAML SPONTANEOUS RUPTURE AND MASSIVE HEMORRHAGE INCLUDED THE FOLLOWING: (a) RAML signs: size (>4.0 cm, five patients; <4.0 cm, two patients), location (periphery, six patients; central portion, one patient), component (fat tissue included, seven patients), and boundary (poorly revealed, seven patients); and (b) signs of extensive retroperitoneal spreading after RAML rupture: involving the PS and extending beyond the PS (seven patients); spread to the pelvic extraperitoneal space (seven patients); attached to the subdiaphragmatic extraperitoneal region (four patients); and extended to the contralateral retroperitoneal spaces (six patients).</p><p><strong>Conclusion: </strong>CT scans clearly depict both the primary tumor and complicated signs of a spontaneously ruptured RAML with massive hemorrhage, which can affect other fascial planes and retroperitoneal spaces and can extend upward to the subdiaphragmatic region and downward to the pelvic extraperitoneal region or communicate with the contralateral side.</p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 4","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-05-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1258/arsr.2012.110009","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31692803","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Chronic post-traumatic high-flow priapism treated with temporary gelatin sponge embolization.","authors":"Ulf Km Teichgräber,&nbsp;Maximilian de Bucourt","doi":"10.1258/arsr.2012.120028","DOIUrl":"https://doi.org/10.1258/arsr.2012.120028","url":null,"abstract":"<p><p>We report the case of a 26-year-old man who presented with a non-painful priapism with a history of 3 months permanent erection after suffering a perineal trauma. An arteriocorporal fistula with a turbulent flow between the right cavernosal artery and the corpus cavernosum, conclusive for a high-flow priapism was initially detected by colour Doppler ultrasound. A superselective embolization with Gelatin sponge was safe and effective to treat the high-flow priapism. The use of gelatin sponge resulted in a temporary embolization with long-term effect of penile detumescence and preservation of erectile function. </p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 4","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-05-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1258/arsr.2012.120028","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31691283","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Crouzon syndrome associated with acanthosis nigricans: prenatal 2D and 3D ultrasound findings and postnatal 3D CT findings.","authors":"Pernille Nørgaard,&nbsp;Casper Petri Hagen,&nbsp;Hanne Hove,&nbsp;Morten Dunø,&nbsp;Kamilla Rothe Nissen,&nbsp;Sven Kreiborg,&nbsp;Finn Stener Jørgensen","doi":"10.1258/arsr.2012.110017","DOIUrl":"https://doi.org/10.1258/arsr.2012.110017","url":null,"abstract":"<p><p>Crouzon syndrome with acanthosis nigricans (CAN) is a very rare condition with an approximate prevalence of 1 per 1 million newborns. We add the first report on prenatal 2D and 3D ultrasound findings in CAN. In addition we present the postnatal 3D CT findings. The diagnosis was confirmed by molecular testing. </p>","PeriodicalId":30445,"journal":{"name":"Acta Radiologica Short Reports","volume":"1 4","pages":""},"PeriodicalIF":0.0,"publicationDate":"2012-05-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1258/arsr.2012.110017","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"31691285","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}