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1.
J. vasc. bras ; 20: e20210033, 2021. tab, graf
Article Dans Anglais | LILACS | ID: biblio-1340175

Résumé

Abstract Background Retroperitoneal open iliac conduits (ROIC) are used in patients with hostile iliac anatomy undergoing endovascular aortic repair (EVAR). Objectives We hereby report our experience of ROIC in patients subjected to EVAR. Methods This was a retrospective evaluation of 8 patients out of a total of 75 patients (11%) who underwent EVAR in the last 10 years. Pre-procedure computed tomography angiography was used to assess the dimensions of iliac and femoral arteries. Patients who had small arterial dimensions (i.e. smaller than the recommended access size for the aortic endograft device) were subjected to ROIC. Results The mean age of the 3 males and 5 females studied was 45.7 ± 15.2 years. The indication for ROIC was the small caliber ilio-femoral access site in 7 patients and atherosclerotic disease in 1 patient. All external grafts were anastomosed to the right common iliac artery except one which was anastomosed to the aortic bifurcation site because of a small common iliac artery. The procedural success rate was 100%. Local access site complications included infection (n=1), retroperitoneal hematoma (n=1), and need for blood transfusion (n=3). The median post-intervention hospital stay was 10 days. All patients had favorable long-term outcomes at a median follow-up of 18 months. Conclusions Female patients require ROIC during EVAR more frequently. Adjunctive use of iliac conduit for EVAR was associated with favorable perioperative and short-term outcomes.


Resumo Contexto Os condutos ilíacos abertos retroperitoneais são utilizados em pacientes submetidos a reparo endovascular de aneurisma (REVA) com anatomia ilíaca hostil. Objetivos Relatamos a nossa experiência com os condutos ilíacos em pacientes submetidos a REVA. Métodos Trata-se de uma avaliação retrospectiva de oito pacientes, de um total de 75 (11%), os quais foram submetidos a REVA nos últimos 10 anos. Foi realizada angiotomografia computadorizada antes do procedimento para avaliar as dimensões das artérias ilíaca e femoral. Os pacientes com dimensões arteriais menores, abaixo do tamanho de acesso recomendado para o dispositivo de endoprótese aórtica, foram submetidos a condutos ilíacos. Resultados A média de idade dos participantes foi de 45,7±15,2 anos, sendo três do sexo masculino e cinco do sexo feminino. As indicações para condutos ilíacos foram local de acesso ilíaco femoral de pequeno calibre, para sete pacientes, e doença aterosclerótica, para um paciente. Todas as próteses externas foram anastomosadas na artéria ilíaca comum direita, com exceção de uma, que foi anastomosada no local da bifurcação aórtica por apresentar artéria ilíaca comum menor. A taxa de sucesso do procedimento foi de 100%. As complicações no local de acesso incluíram infecção (n = 1), hematoma retroperitoneal (n = 1) e necessidade de transfusão de sangue (n = 3). O tempo mediano de internação hospitalar pós-intervenção foi de 10 dias. Todos os pacientes apresentaram desfechos de longo prazo favoráveis no seguimento mediano de 18 meses. Conclusões As pacientes do sexo feminino necessitaram de condutos ilíacos durante REVA com maior frequência. O uso adjuvante de condutos ilíacos com REVA foi associado a desfechos perioperatórios e de curto prazo favoráveis.


Sujets)
Humains , Mâle , Femelle , Adulte , Adulte d'âge moyen , Sujet âgé , Aorte/chirurgie , Anévrysme de l'aorte/chirurgie , Artère fémorale/chirurgie , Procédures endovasculaires/méthodes , Artère iliaque/chirurgie , /chirurgie , Espace rétropéritonéal , Facteurs sexuels , Études rétrospectives , , Soins périopératoires , Dispositifs d'accès vasculaires
2.
J. vasc. bras ; 20: e20210035, 2021. graf
Article Dans Anglais | LILACS | ID: biblio-1340180

Résumé

Abstract Various vascular complications following renal transplantation include renal artery and vein thrombosis, renal artery stenosis, pseudoaneurysm, and iliac artery dissection. Transplant renal artery stenosis (TRAS) is the most common, while iliac artery dissection is the rarest of these various vascular complications. We describe an elderly male, who had both external iliac artery dissection and TRAS at 2 months following renal transplantation. He underwent successful percutaneous endovascular intervention of both complications. The post-intervention course was uneventful, with improvement in graft renal functions and left lower limb perfusion.


Resumo As diversas complicações vasculares possíveis após um transplante renal incluem trombose da veia e artéria renais, estenose da artéria renal, pseudoaneurisma e dissecção da artéria ilíaca. Entre essas diversas complicações, a estenose da artéria renal transplantada é a mais comum, enquanto a dissecção da artéria ilíaca é a mais rara. Relatamos o caso de um homem idoso que desenvolveu tanto dissecção da artéria ilíaca quanto estenose da artéria renal transplantada 2 meses após transplante renal. As intervenções endovasculares percutâneas foram bem-sucedidas em ambas as complicações. O período pós-intervenção cursou sem complicações, com melhora na função renal do enxerto e na perfusão do membro inferior esquerdo.


Sujets)
Humains , Mâle , Adulte d'âge moyen , Artère rénale/anatomopathologie , Transplantation rénale/effets indésirables , Angioplastie , Artère iliaque/anatomopathologie , Endoprothèses , Sténose pathologique , Procédures endovasculaires
3.
J. vasc. bras ; 20: e20210054, 2021. graf
Article Dans Anglais | LILACS | ID: biblio-1351015

Résumé

Abstract Renal transplant remains the preferred therapy for end-stage renal disease (ESRD). Given the shortage of suitable donor kidneys, use of an expanded criteria donor (ECD) allows marginal kidneys to be transplanted; albeit at risk of increased graft failure due to lower nephron mass. To reduce the risk of graft failure, double kidney transplant (DKT) is advocated, with favorable outcomes. Transplant renal artery stenosis (TRAS) is one of the most common vascular complications following renal transplant. Unlike single kidney transplants, where TRAS usually presents with fluid overload, uncontrolled hypertension, and worsening kidney functions; it may be clinically silent in DKT patients since they have two functional transplanted kidneys. We hereby report a case of TRAS in a DKT patient who had 2 years of favorable clinical outcomes following successful endovascular stenting. He however recently died of COVID-19 associated pneumonitis.


Resumo O transplante renal continua sendo a terapia preferida para doenças renais em fase terminal. Dada a escassez de rins de doadores adequados, o doador com critérios expandidos permite que rins marginais sejam transplantados, embora haja um maior risco de falha do enxerto devido à diminuição da massa nefrótica. Para diminuir o risco de falha do enxerto, recomenda-se o transplante renal duplo (TRD), com resultados favoráveis. A estenose de artéria renal transplantada (EART) é uma das complicações vasculares mais comuns após o transplante renal. Ao contrário dos transplantes de rim simples, nos quais a EART geralmente se manifesta como sobrecarga de fluido, hipertensão descontrolada e piora das funções renais, ela pode ser clinicamente silenciosa em pacientes com TRD, pois eles têm dois rins funcionais transplantados. Relatamos aqui um caso de EART em um paciente com TRD que teve resultados clínicos favoráveis por dois anos após o sucesso do implante de stent endovascular. No entanto, ele morreu recentemente de pneumonite associada à covid-19.


Sujets)
Humains , Mâle , Adulte d'âge moyen , Occlusion artérielle rénale/thérapie , Thrombose , Transplantation rénale/effets indésirables , Angioplastie , Endoprothèses à élution de substances , Artère rénale , Transplantation rénale/méthodes , Sélection de donneurs/méthodes , Procédures endovasculaires , Receveurs de transplantation
4.
Indian J Med Sci ; 2011 Oct; 65(10) 456-459
Article Dans Anglais | IMSEAR | ID: sea-147796

Résumé

Retroperitoneal hematoma occurs rarely in an obstetric patient. Renal hematoma may present with signs and symptoms, which may mimic the clinical presentation of abruptio placentae or rupture uterus. Although renal hematoma is sometimes a surgical emergency due to hypovolemic shock, conservative management by angiographic embolization may be done. Timely diagnosis and management is required to decrease the maternal mortality and morbidity. We hereby report a case of spontaneous renal hematoma in a patient with severe pre-eclampsia who presented with acute abdomen and intrauterine fetal death.

5.
Article Dans Anglais | IMSEAR | ID: sea-124933

Résumé

Primary hepatic lymphoma (PHL) is a rare condition. It is the most common hepatic neoplasm in patients with acquired immune deficiency syndrome (AIDS). We report a case of PHL in a patient with human immunodeficiency virus (HIV) infection and describe the imaging findings on biphasic multidetector CT (MDCT).


Sujets)
Infections à VIH/complications , Humains , Tumeurs du foie/imagerie diagnostique , Lymphomes/imagerie diagnostique , Mâle , Adulte d'âge moyen , Tomodensitométrie
6.
Article Dans Anglais | IMSEAR | ID: sea-65019

Résumé

Splenic arteriovenous fistula is rare and usually presents with features of established portal hypertension (PHT). Presentation as acute mesenteric ischemia with features of acute PHT is uncommon. We report a 35-year-old lady who presented with severe abdominal pain, diarrhea and ascites, which was found to result from mesenteric ischemia and acute PHT secondary to splenic arteriovenous fistula. She underwent resection of fistula, which resulted in complete symptom relief.


Sujets)
Abdomen aigu/diagnostic , Adulte , Fistule artérioveineuse/complications , Femelle , Études de suivi , Humains , Hypertension portale/complications , Ischémie/complications , Mésentère/vascularisation , Appréciation des risques , Circulation splanchnique/physiologie , Artère splénique/malformations , Veine liénale/malformations , Résultat thérapeutique , Procédures de chirurgie vasculaire/méthodes
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