• 제목/요약/키워드: Abdominal computed tomography

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Hepatic Hemangioma Rupture Caused by Blunt Trauma

  • Kim, Gil Hwan;Kim, Jae Hun;Lee, Sang Bong
    • Journal of Trauma and Injury
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    • 제30권4호
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    • pp.235-237
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    • 2017
  • Hepatic hemangioma is the most frequently occurring benign tumor of the liver. Hepatic hemangioma rupture is a rare phenomenon, which can lead to life-threatening conditions. Here, we report a case of hepatic hemangioma rupture caused by blunt trauma. Explorative laparotomy was performed due to unstable vital signs and abdominal massive hemoperitoneum revealed on computed tomography. We detected arterial bleeding from a hepatic hemangioma and performed primary suture of the liver and postoperative angiographic embolization.

Rectus abdominis muscle atrophy after thoracotomy

  • Lee, Jang Hoon;Lee, Seok Soo
    • Journal of Yeungnam Medical Science
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    • 제37권2호
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    • pp.133-135
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    • 2020
  • Intercostal nerve injury is known to occur during thoracotomy; however, rectus abdominis muscle atrophy has rarely been reported. We describe a 52-year-old man who underwent primary closure of esophageal perforation and lung decortication via left thoracotomy. He was discharged 40 days postoperatively without any complications. He noticed an abdominal bulge 2 months later, and computed tomography revealed left rectus abdominis muscle atrophy. We report thoracotomy induced denervation causing rectus abdominis muscle atrophy.

심한 기침에 의해 발생한 복벽 혈종 1예 (A Case of Severe Cough-induced Abdominal Wall Hematoma)

  • 손준혁;백재중;양금열;류광원;주영진;최승민;김상철;정연태
    • Tuberculosis and Respiratory Diseases
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    • 제51권5호
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    • pp.462-465
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    • 2001
  • 상기도 감염으로 인한 발작성 기침 후 복벽 혈종을 보인 1예를 보고하였다. 복벽 혈종은 수술을 요하는 급성 복증과 감별하여야하는 질환으로, 심한 기침 후 복동이 발생한 경우 반드시 복벽 혈종을 고려하여야하며, 필요한 경우 초음파 검사나 전산화단층촬영을 시행하여 불필요한 수술을 피해야한다.

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재발한 악성 갈색세포종 환자에서 $^{131}I$-Metaiodobenzylguanidine ($^{131}I$-MIBG) 치료 후 $^{131}I$-MIBG와 $^{18}F$-FDG PET/CT 영상의 차이점 (A Discrepancy between $^{131}I$-Metaiodobenzylguanidine ($^{131}I$-MIBG) Scintigraphy and $^{18}F$-FDG PET/CT after $^{131}I$-MIBG Therapy in a Patient with Recurred Malignant Pheochromocytoma)

  • 김근호;김성민;서영덕
    • Nuclear Medicine and Molecular Imaging
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    • 제43권6호
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    • pp.582-587
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    • 2009
  • A 59-year-old woman who was diagnosed with malignant pheochromocytoma underwent $^{18}F$-fluorodeoxyglucose positron emission tomography/computed tomography ($^{18}F$-FDG PET/CT). She had undergone left adrenalectomy for pheochromocytoma 4 years previously. Recent multiple metastatic pulmonary nodules were noted on the chest X-ray. After treatment with $^{131}I$-metaiodobenzylguanidine ($^{131}I$-MIBG) with 7.4 GBq, post-therapy $^{131}I$-MIBG scintigraphy depicted multiple distant metastases including lung, liver, abdominal para-aortic and mesenteric lymph nodes. $^{18}F$-FDG PET/CT also depicted multiple metastases in lung, liver, and abdominal para-aortic lymph nodes, but some lesions were not shown. In this case, $^{131}I$-MIBG scintigraphy found additional lesions in metastatic malignant pheochromocytoma.

Photon-Counting Detector CT: Key Points Radiologists Should Know

  • Andrea Esquivel;Andrea Ferrero;Achille Mileto;Francis Baffour;Kelly Horst;Prabhakar Shantha Rajiah;Akitoshi Inoue;Shuai Leng;Cynthia McCollough;Joel G. Fletcher
    • Korean Journal of Radiology
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    • 제23권9호
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    • pp.854-865
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    • 2022
  • Photon-counting detector (PCD) CT is a new CT technology utilizing a direct conversion X-ray detector, where incident X-ray photon energies are directly recorded as electronical signals. The design of the photon-counting detector itself facilitates improvements in spatial resolution (via smaller detector pixel design) and iodine signal (via count weighting) while still permitting multi-energy imaging. PCD-CT can eliminate electronic noise and reduce artifacts due to the use of energy thresholds. Improved dose efficiency is important for low dose CT and pediatric imaging. The ultra-high spatial resolution of PCD-CT design permits lower dose scanning for all body regions and is particularly helpful in identifying important imaging findings in thoracic and musculoskeletal CT. Improved iodine signal may be helpful for low contrast tasks in abdominal imaging. Virtual monoenergetic images and material classification will assist with numerous diagnostic tasks in abdominal, musculoskeletal, and cardiovascular imaging. Dual-source PCD-CT permits multi-energy CT images of the heart and coronary arteries at high temporal resolution. In this special review article, we review the clinical benefits of this technology across a wide variety of radiological subspecialties.

복부 대동맥에 발생한 혈관 내막 육종 의증 - 1예 보고 - (Suspected Intimal Sarcoma in the Abdominal Aorta -A case report-)

  • 최은석;김경환;최진호;이재항;황호영;김기봉
    • Journal of Chest Surgery
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    • 제43권2호
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    • pp.204-207
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    • 2010
  • 68세 남자 환자가 흉통을 주소로 내원하여 시행한 심혈관 조영술에서 삼 혈관 질환이 발견되어 관상동맥 우회술을 계획하였다. 수술 전 검사로 시행한 컴퓨터 단층촬영 혈관 조영술에서 신동맥하 복부 대동맥부터 양측 총장골동맥에 걸친 거미줄 모양의 혈관 내 종괴가 발견되었다. 대동맥내 혈관 내막육종을 의심하고 심폐바이패스를 사용하지 않는 관상동맥 우회술과 함께 신동맥하 복부 대동맥과 양측 총장골동맥을 절제 후 치환하는 수술을 시행하였다. 병리검사 소견에서 대동맥 내 병변은 혈관 내막 육종이 의심되었다. 수술 후 3개월에 시행한 컴퓨터 단층촬영 혈관 조영술에서 잔존 또는 재발의 증거는 없었다.

비만 성인에서 복부 내장지방과 단순 비만 지표와의 연관성 연구 (The Study on Association between Abdominal Visceral Fat and Obesity Indices in Obese Adult)

  • 유진숙;송윤경;임형호
    • 한방재활의학과학회지
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    • 제20권2호
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    • pp.129-143
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    • 2010
  • Objectives : This study examined search on how the obesity indices, that are largely used in clinics such as waist circumference(WC), body mass index(BMI) and waist-hip ratio(WHR), are related to the visceral fat that was measured from abdominal computed tomography(CT) and the ratio of visceral fat/subcutaneous fat. Then, two groups ware compared in order to find out which characteristics of ordinary adults relationship with the abdominal obesity. Two groups are divided as follows; ones who are obese based on the measurement of WC and the others who are obese based on the level of BMI. Methods : A group of 63 test subjects that were gathered in the oriental medical hospital of Kyung-Won university is divided into two groups; ones (n=51, general obesity; group A) who have $BMI{\geq}25$ and $WC{\geq}85$, and the others (n=12, abdominal obesity; group B) who have BMI<25 and $WC{\geq}85$. Then, each group's obesity indices, abdominal CT, lipid level, glucose, adiponectin, leptin and C-reactive protein(CRP) are compared. In addition, subjects are again divided into two to examine the characteristics; ones (n=14, visceral obesity; group C) with visceral obesity based on the ratio between visceral fat and subcutaneous fat measured through abdominal CT, and the others (n=38, non-visceral obesity; group D) who are obese but not viscerally obese. Results & Conclusions : As a measurement that applies abdominal visceral fat and subcutaneous fat, BMI and WC can be considered as an appropriate obesity index while WHR cannot appropriately apply the abdominal fat amount. Moreover, the study indicates that abdominal obesity group based on the ratio of visceral fat/subcutaneous fat has more significant difference than the abdominal obesity group based on the WC in case of blood lipid index.

자상 후 발생한 신동맥과 하대정맥간 정맥루 (Arteriovenous Fistula between Renal Artery and Inferior Vena Cava following Penetrating Abdominal Trauma; A Case Report)

  • 김중석;고승제;김지대;설영훈;예진봉;박상순;구관우;김영철
    • Journal of Trauma and Injury
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    • 제28권4호
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    • pp.262-265
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    • 2015
  • An arteriovenous fistula (AVF) from the renal artery following a penetrating abdominal trauma is not common. We report the case of a 19-year-old male who presented with a knife stab wound in the right upper quadrant. Due to unstable vital signs and to the protrusion of the mesentery through the stab wound, providing definite evidence of peritoneal violation, an emergent exploratory laparotomy was carried out. There were injuries at the proximal transverse mesocolon and the second portion of the duodenum, with bile leakage. There was also a mild amount of retroperitoneal hematoma near the right kidney, without signs of expansion or pulsation. The mesocolon and the duodenum were repaired. After the operation, abdominal computerized tomography (CT) was performed, which revealed contrast from the right renal artery shunting directly into the vena cava. Transcatheter arterial embolization with a coil and vascular plug was performed, and the fistula was repaired. The patient recovered completely and was discharged without complication. For further and thorough evaluation of an abdominal trauma, especially one involving the retroperitoneum, a CT scan is recommended, when possible, either prior to surgery or after surgery when the patient is stabile. Furthermore, a lateral retroperitoneal hematoma and an AVF after a penetrating trauma may not always require exploration. Sometimes, it may be safely treated non-operatively or with embolization.

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개심술 후에 발생한 급성 복부 대동맥 차단 -1예 보고- (Acute Abdominal Aortic Occlusion after Open Heart Surgery - A case report -)

  • 한원경;조준용;이종태
    • Journal of Chest Surgery
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    • 제38권10호
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    • pp.710-713
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    • 2005
  • 급성복부대동맥 폐쇄는 드물지만, 응급을 요하며 높은 사망률과 이환율을 보이는 혈관질환이다. 늦은 진단은 예후에 심각한 영향을 미치게 된다. 승모판 협착, 심방세동, 관상동맥협착, 삼첨판 역류 및 심방중격결손으로 인한 개심슬을 받은 60세 여자가 술 후 13일에 하지의 감각이상, 마비, 심한 통증을 호소하였다. 배꼽 아래부터 발끝에 이르는 피부가 얼룩덜룩하였으며 하지의 맥박이 촉지되지 않았다. 저자들은 다중 검출 컴퓨터 단층 촬영을 이용하여 급성 복부 대동맥 폐쇄를 진단하고, 응급 혈색전 제거 및 대동맥-양측 대퇴동맥 우회로술로 성공적으로 치료하였다.

Banked Vena Caval Homograft Replacement of the Inferior Vena Cava for Primary Leiomyocsarcoma

  • Lim, Jae Hong;Sohn, Suk Ho;Sung, Yong Won;Moon, Hyeon Jong;Choi, Jae-Sung;Oh, Se Jin
    • Journal of Chest Surgery
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    • 제47권5호
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    • pp.473-477
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    • 2014
  • Primary leiomyosarcoma of the inferior vena cava (IVC) is a rare malignant tumor. Herein, we report the case of a 52-year-old male patient who had postprandial abdominal distension and right upper quadrant abdominal pain. The abdominal computed tomography (CT) angiogram showed an IVC mass extending from the infrahepatic to the suprarenal inferior vena cava. The radiologic findings were suggestive of an IVC leiomyosarcoma. Surgical resection and reconstruction with a cryopreserved homograft were performed. The follow-up abdominal CT angiogram revealed the patient to be disease-free 6 months after surgery with patency of the IVC and renal vein.