检索结果-南通市图书馆

World Journal of Clinical Cases 2022年第4期10卷 1441-1446页

作者： daisuke yunaiyama Akiko Aoki Hiroshi Kobayashi Miwako Someya Mitsuru Okubo Kazuhiro Saito Department of Radiology Tokyo Medical University HospitalShinjuku-ku 160-0023TokyoJapan Department of Radiology Tokyo Medical University Hachioji Medical CenterHachioji-shi 193-0998Japan Department of Rheumatology Tokyo Medical University Hachioji Medical CenterHachioji-shi 193-0998Japan Department of Otorhinolaryngology Head and Neck SurgeryTokyo Medical University Hachioji Medical CenterHachioji-shi 193-0998Japan

BACKGROUND Relapsing polychondritis(RP)is a rare inflammatory disease involving the systemic cartilage,such as the auricle,trachea,and bronchiole,among others.A patient with RP shows variable symptoms based on the involved *** SUMMARY A 72-year-old Japanese woman with a history of redness of the bilateral auricles for 3 d was referred to a *** clinician prescribed antibiotics to the patient;however,the symptoms worsened;thus,she was referred to our *** and neck magnetic resonance imaging(MRI)showed edematous auricle with remarkable contrast,fluid collection in the bilateral mastoid cells,suggesting otitis *** eustachian tube(ET)on the right side was also edematous with contrast *** patient was suspected of RP according to the diagnostic criteria.A biopsy of the auricular cartilage was performed by an otorhinolaryngologist,confirming pathological proof of *** with steroids were immediately administered *** We highlight a rare case of RP with radiologically confirmed involvement of ET in the MRI.

关键词： Relapsing polychondritis Magnetic resonance imaging Contrast enhancement Otitis media with effusion Eustachian tube Case report

Diffusion-weighted imaging might be useful for reactive lymphoid hyperplasia diagnosis of the liver: A case report

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

World Journal of Clinical Cases 2020年第21期8卷 5313-5319页

作者： Taro Tanaka Kazuhiro Saito daisuke yunaiyama Jun Matsubayashi Yuichi Nagakawa Maki Tanigawa Toshitaka Nagao Department of Radiology Tokyo Medical UniversityTokyo 1600023Japan Department of Anatomic Pathology Tokyo Medical UniversityTokyo 1600023Japan Department of Gastrointestinal and Pediatric Surgery Tokyo Medical UniversityTokyo 1600023Japan

BACKGROUND Reactive lymphoid hyperplasia(RLH)of the liver is a rare liver *** is considered difficult to differentiate radiologically from hepatocellular carcinoma,metastatic liver tumor and other *** SUMMARY A 54-year-old woman presented to our hospital with RLH of the *** patient had a diagnosis of metastatic carcinoma of the liver from an unknown origin and subsequently underwent partial ***,histopathological analysis revealed *** lesion showed perinodular enhancement in the arterial phase on contrast-enhanced computed tomography and magnetic resonance *** diffusion-weighted imaging(DWI),we encountered linear hyperintensity along the portal tract consecutive to the liver lesion,which is a new characteristic radiologic *** finding corresponded to the lymphoid cell infiltration of the portal ***,there was strongly restricted diffusion on the apparent diffusion coefficient *** used these characteristic radiologic findings to diagnose the lesion as a lymphoproliferative *** The linear hyperintensity consecutive to the liver lesion on DWI provided additional valuable diagnostic information.

关键词： Reactive lymphoid hyperplasia Pseudolymphoma Magnetic resonance imaging Diffusion-weighted imaging Perinodular enhancement Portal tract infiltration Case report

Brachiocephalic to left brachial vein thrombotic vasculitis accompanying mediastinal pancreatic fistula:A case report

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

World Journal of Clinical Cases 2022年第32期10卷 11882-11888页

作者： Reiji Kokubo daisuke yunaiyama Yu Tajima Natsumi Kugai Mitsuru Okubo Kazuhiro Saito Takayoshi Tsuchiya Takao Itoi Department of Radiology Tokyo Medical UniversityTokyo 160-0023Japan Department of Gastroenterology and Hepatology Tokyo Medical UniversityTokyo 160-0023Japan

BACKGROUND Pancreatitis is a severe inflammatory pancreatic disease commonly due to bile duct stones or excessive alcohol usage,with clinical manifestations of abdominal pain,nausea,fever,and fluid *** persons with less symptomatic pancreatitis are quite ***,we report a case of a patient with an undetermined onset of pancreatitis mimicking left arm cellulitis due to thrombotic vasculitis of the brachiocephalic *** SUMMARY A 50-year-old woman visited our hospital for tenderness in the left arm over several recent *** was diagnosed with cellulitis on the left arm due to left elbow *** antibiotics administration did not improve symptoms and laboratory data worsened;thus,chest and abdominal computed tomography(CT)was *** demonstrated pancreatitis with pseudocyst around the pancreas extending to the *** vasculitis of the brachiocephalic to left brachial vein was observed,which could be the cause of left elbow pain.A pancreatic fistula was found in the head of the pancreas by endoscopic retrograde cholangiopancreatography,so a pancreatic cyst drainage tube via the duodenum was placed in the *** content culture was positive for Escherichia coli *** symptoms,imaging findings,and inflammatory reactions resolved gradually after starting therapeutic *** mediastinal pancreatic pseudocysts shrunk,and the venous thrombi remained but *** The case of a patient with pancreatitis with an undetermined onset that mimics left arm cellulitis is *** vein thrombosis should be kept in mind when treating patients with severe inflammatory disease.

关键词： Pancreatic fistula Thrombotic vasculitis Pancreatitis Computed tomography Case report

Indium chloride bone marrow scintigraphy for hepatic myelolipoma: A case report

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

World Journal of Clinical Cases 2023年第18期11卷 4377-4383页

作者： Akio Sato Kazuhiro Saito Koichiro Abe Katsutoshi Sugimoto Toshitaka Nagao Aoi Sukeda daisuke yunaiyama Department of Radiology Tokyo Medical University HospitalShinjuku-ku 160-0023TokyoJapan Department of Gastroenterology and Hepatology Tokyo Medical University HospitalShinjuku-ku 160-0023TokyoJapan Department of Anatomic Pathology Tokyo Medical University HospitalShinjuku-ku 160-0023TokyoJapan

BACKGROUND As hepatic myelolipoma is rarely encountered,its radiological diagnosis using ultrasonography(US),computed tomography(CT),and magnetic resonance imaging(MRI)is *** myelolipoma is similar to fat-contained hepatic lesions seen in hepatocellular carcinoma and ***,further development of techniques to diagnose hepatic myelolipoma is *** SUMMARY A 44-year-old obese man was found to have a hepatic lesion during his medical *** lesion was 50 mm×57 mm in size and was detected in segment 8(S8)of the liver by *** patient was diagnosed with hepatic lesion 20 years ago,but it was left *** patient had no symptoms,liver dysfunction,hepatitis virus antibody,or tumor marker *** CT showed a welldefined lesion in S8 of the *** central and peripheral areas of the lesion primarily exhibited fat density and hypodensity,*** revealed a capsule-like *** was performed to address the probability of hepatocellular *** lesion was pathologically confirmed as a *** marrow scintigraphy performed using 111InCl3 revealed accumulation of the radiopharmaceutical in the soft tissue component,except in the fat-dominant part of the tumor,as well as in the surrounding liver parenchyma due to the presence of reticuloendothelial cells in the *** This is the first report on the diagnosis of hepatic myelolipoma using 111InCl3 *** effectiveness of bone marrow scintigraphy for diagnosing hepatic myelolipoma might be *** radiopharmaceuticals accumulate in both hematopoietic and reticuloendothelial cells,the accumulation of radiopharmaceuticals in the lesion is obscure.

关键词： Liver 111InCl3 Myelolipoma Magnetic resonance imaging Benign tumor Case report

Transcatheter arterial embolization for traumatic injury to the pharyngeal branch of the ascending pharyngeal artery:Two case reports

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

World Journal of Clinical Cases 2022年第32期10卷 12015-12021页

作者： daisuke yunaiyama Yuki Takara Takehiro Kobayashi Mika Muraki Taro Tanaka Mitsuru Okubo Toru Saguchi Motoki Nakai Kazuhiro Saito Kiyoaki Tsukahara Yuri Ishii Hiroshi Homma Department of Radiology Tokyo Medical University HospitalShinjuku-ku 160-0023Japan Department of Otorhinolaryngology Head and Neck SurgeryTokyo Medical University HospitalShinjuku-ku 160-0023Japan Department of Emergency and Critical Care Medicine Tokyo Medical University HospitalShinjuku-ku 160-0023Japan

BACKGROUND The ascending pharyngeal artery(APhA)comprises the pharyngeal trunk(PT)and neuromeningeal *** PT feeds the nasopharynx and adjacent tissue,which potentially connects with the sphenopalatine artery(SPA),branched from the internal maxillary artery(IMA).Due to its location deep inside the body,the PT is rarely injured by ***,we present two cases that underwent transcatheter arterial embolization(TAE)of the PT of the APhA due to trauma and iatrogenic *** SUMMARY Case 1 is a 49-year-old Japanese woman who underwent transoral endoscopy under sedation for a medical *** nasal airway was inserted as glossoptosis occurred during *** from the nasopharynx was observed during the endoscopic *** the bleeding continued,the patient was referred to our hospital for further ***-enhanced computed tomography(CT)demonstrated extravasation in the nasopharynx originating from the right Rosenmuller *** was performed and the extravasation disappeared after *** 2 is a 28-year-old Japanese woman who fell from the sixth floor of a building and was transported to our *** CT demonstrated a complex facial fracture accompanying extravasation in the left pterygopalatine fossa to the *** demonstrated an irregular third portion of the *** angiography after TAE of the IMA demonstrated extravasation from the PT of the APhA,additional TAE to the artery was *** bleeding stopped after the *** Radiologists should be aware that the PT of the APhA can be a bleeding source,which has a potential connection with the SPA.

关键词： Arteries Catheters Hemorrhage Injury Trauma Case report