Search Results
Results 651 - 700 of 789
< 6 7 8 9 10 11 12 13 14 15 16 >
Walker D H - - 1985
Three South African patients with severe Rickettsia conorii infection had complicated courses of illness with 2 fatal cases and 1 with gangrene of multiple digits. Immunofluorescent organisms of R. conorii were demonstrated in vascular endothelium of brain, leptomeninges, renal glomerular arterioles and capillaries, renal arteries and veins, myocardial capillaries and ...
Nagasue N - - 1985
A new modification of the Warren shunt by which the coronary and short gastric venous systems can be simultaneously decompressed was carried out on two patients with oesophagogastric varices due to liver cirrhosis. One was an elective and the other an emergency operation. The left gastric vein entering the splenic ...
Ueda J - - 1985
Giant aneurysm of the splenic artery and huge varix accompanied by portal hypertension and splenomegaly are described. Computed tomography proved to be an ideal tool in the evaluation of both aneurysm and varix. Enhancement scan revealed giant aneurysm as a round mass in the splenic hilus and huge varix as ...
Sakata H - - 1985
In attempts to produce esophageal varices in dogs, we designed a procedure based on the concept of hyperdynamic flow. The first stage operation involved the achievement of an arteriovenous shunt between the left renal artery and the proximal splenic vein, in concert with the distal splenic venous-left renal venous shunt. ...
Greenberg B - - 1985
This report, the first known published account, describes an unusual case of suspected pancreatic pseudocyst diagnosed by ultrasonography which at operation and subsequent arteriography was found to be a coronary vein aneurysm. Owing to the nonspecificity of ultrasonographic detection of vascular anomalies and neoplasms, arteriography is recommended when surgery is ...
Badowski A - - 1985
The studies aiming at evaluation of immunity after splenectomy, splenic artery ligation, and autotransplantation of splenic tissue were performed in sheep. It was found that splenectomy alters both humoral and cellular immunity. The phagocytic activity of granulocytes, reduced level of IgG, drop in T and ARF cells as well as ...
Trubel W - - 1985
The posterior gastric artery, a branch of the splenic artery to the posterior gastric wall, was described for the first time by Walther in 1729. It was often recognized by many authors since, but consequently ignored by anatomical and surgical textbooks until its rediscovery and description by Suzuki et al. ...
Angerås U - - 1984
A patient presenting with acute life-threatening upper gastrointestinal hemorrhage caused by a wandering spleen is reported. Emergency laparotomy revealed profuse gastric bleeding, large engorged varicose veins in the gastric wall, and a normal liver parenchyma. Gastroscopy after arrest of the hemorrhage showed varicose veins in the fundus without esophageal varices. ...
Curran D H - - 1984
A 59 year old female, who presented with abdominal pain, diarrhea, and ascites, developed major bleeding from esophageal varices. Celiac angiography demonstrated a splenic arterio-venous fistula with early filling of an enlarged splenic vein and esophageal varices (pre-sinusoidal extra hepatic portal hypertension). The patient underwent splenectomy and resection of the ...
Olson L A - - 1984
Fibromuscular dysplasia (FMD) of the arteries of the extremities has been reported few times in the literature. The clinical significance of FMD relates to the consequences of interruption of arterial blood to the tissues. We report here the second case of FMD of the brachial artery and discuss the failure ...
Hadley G P - - 1984
Three patients in whom blunt splenic trauma involving the hilum threatened the success of splenic preservation were treated by main splenic artery ligation as an adjunct to other techniques. Definition of the traumatic lesion required full splenic mobilization, which in 1 case resulted in extension of the trauma. In all ...
Harper P C - - 1984
We describe a case of upper gastrointestinal hemorrhage secondary to splenic artery aneurysm-pancreatic duct fistula, with associated partial common bile duct obstruction and pancreatitis. The literature is reviewed briefly in order to stress distinctive clinical features and caveats in diagnosis. Angiography is the most definitive diagnostic study; surgical resection is ...
Shuttleworth R D - - 1984
Nine patients qualified for surgery for a bleeding gastric ulcer--all had a 'visible vessel'. Three of these vessels were thrombosed including 2 in patients who had been in shock. The smallest patent vessel was 0,35 mm in diameter, and 6 of the bleeding vessels were subserosal. The features thought to ...
Subramanyam B R - - 1984
The sonographic features of 20 accessory spleens in 19 patients are presented. They are round or oval solid structures with their echogenicity similar to that of the main spleen. They are surrounded by high-amplitude interfaces that separate them from adjacent parenchymal organs. Sonographic demonstration of blood supply to the accessory ...
Warren W D - - 1984
Eight patients have had selective variceal decompression after a splenectomy or splenic vein thrombosis with successful control of bleeding. The principle veins utilized in these patients, either alone or in combination, were: (a) the splenic remnant, (b) the coronary, (c) the gastroepiploic, and (d) an inferior mesenteric that joined the ...
Lee L M - - 1984
Conflicting and sparsely detailed reports concerning the arterial vasculature of the testes prompted us to study 51 human cadaveric testicles radiographically in order to document any interarterial communications. Twelve specimens were harvested from the pediatric age group and 39 from adult cadavers. Vascular communication was demonstrated between the testicular, cremasteric, ...
Weingarten M J - - 1984
After undergoing therapeutic transcatheter embolization of the splenic artery for treatment of portal hypertension, 11 consecutive patients were evaluated with sulfur colloid scintigraphy and real-time sonography of the left upper quadrant to determine which method was better for follow-up evaluation of the spleen. Six splenic infarcts were documented by both ...
Goldberg S - - 1984
Isolated bleeding gastric varices due to a spontaneous idiopathic thrombosis of the splenic vein was found to be the cause of obscure, painless recurrent bleeding in our patient. The diagnosis of spontaneous splenic vein thrombosis should be considered in the presence of gastrointestinal bleeding with unexplained splenomegaly. Prominent gastric folds ...
Gleysteen J J - - 1984
Antireflux procedures are required in some patients at the same time or later after operations for chronic duodenal ulcer. The consequences to gastric blood supply are different between the three vagotomies usually performed to treat duodenal ulcer. A serious ischemic complication, incurred when a patient underwent fundoplication several years after ...
Saito H - - 1984
The spleen of Neoceratodus forsteri Krefft grows in the shape of a " boomerang " on the left lateral-dorsal-right lateral part of the borderline between the foregut and the yolkgut . Development of the spleen follows the following stages: 1) appearance of the splenic primordium as a mesenchymal condensation in ...
van Rooyen W - - 1984
Recurrent upper gastrointestinal haemorrhage arising from the pancreatic duct presents diagnostic difficulties. Bleeding can be secondary to pancreatic disease (pancreatitis, pseudocysts) or vascular disorders (aneurysms of the splanchic arteries). Of the 5 cases reported here, 3 involved a ruptured aneurysm of the splenic artery and 2 chronic pancreatitis. Attacks of ...
Keramidas D C - - 1984
Ligation of the splenic artery, combined with splenorrhaphy, was used successfully on eight children with splenic trauma involving major segmental vessels. Evaluation of the collateral arterial network and of its adequacy was done by means of arteriography on four out of the eight patients. Aortographies were carried out on the ...
BreliƄska R - - 1984
Male Wistar rats were injected intravenously with 5-(3H)uridine-labeled lymphocytes isolated from lymph nodes of syngeneic donors and enriched in T cells. After short periods of time (3 to 120 min after injection), labeled lymphocytes were localized in spleen compartments using autoradiography to identify routes of lymphocyte movement from blood into ...
Spriggs D W - - 1984
Major angiographic features of congenital absence of the splenic artery are nonvisualization of the splenic artery and filling of the intrasplenic branches via collateral channels. The differential diagnosis of the anomaly includes atherosclerotic occlusion of the splenic artery, splenic artery thrombosis, and previous surgical intervention of the splenic artery. This ...
Florack G - - 1983
Heterotopic segmental pancreatic autotransplantation in dogs is more appropriate than allograft models for the investigation of several problems associated with transplantation. We have defined the anatomic variations of blood supply in the pancreatic tail and designed various modifications of vascular anastomosis to the iliac vessels in order to eliminate technical ...
Mehrotra D - - 1983
Spontaneous rupture of a splenic artery aneurysm in the third trimester of pregnancy is a catastrophic event associated with a very high fetal and maternal mortality rate. There are only five reported instances of both maternal and fetal survival after spontaneous rupture of a splenic artery aneurysm. This report not ...
Anand V K - - 1983
A sublabial approach to the nasal cavity, paranasal sinuses and the nasopharynx degloving the middle third of the face has been described. Its major advantages over the other approaches have been compared and the usefulness of this approach has been stressed. The incidence of complications from this approach has been ...
Ruiz P J - - 1983
An 8-year-old boy was admitted to hospital with acute testicular pain. A diagnosis of torsion of the testicle was made, and an orchidectomy was performed. Histopathological study showed necrosis of the testicular parenchyma caused by arterial obstruction, and adults of Angiostrongylus costaricensis were found within the spermatic arteries. In addition, ...
Fee H - - 1983
A 3-year-old child had ischemia of the left-sided upper extremity secondary to embolic disease. Arteriography showed multiple idiopathic saccular aneurysms of the left subclavian artery. Coronary arteriograms were normal. Cerebral arteriography showed ectasia of the right common carotid artery, and abdominal aortography, aneurysms of the splenic and phrenic arteries. The ...
Zannini G - - 1983
We studied 16 patients with hypersplenism, splenomegaly, and moderate nonbleeding portal hypertension with the purpose of discovering a hyperdynamic component associated with splenomegaly. We treated the patients' splenic hyperdynamic component and hypersplenism with a splenectomy. We measured wedge hepatic vein pressure (WHVP) before and after superior mesenteric artery occlusion by ...
Høivik B - - 1983
The risk of sepsis after splenectomy is well known. This chiefly concerns the surgeon, who should make every effort to save an injured spleen. This may be achieved by not operating on selected cases, by partial resection, or by suturing the splenic ruptures. Another treatment is ligation of the splenic ...
van Schilfgaarde R - - 1983
The anatomy of the arterial blood supply of the left lobe of the pancreas was studied in 70 beagles. It was found to be supplied by one small artery only, which was called the pancreatic artery. The pancreatic artery originated from the splenic artery (type I) in 56 dogs (80%). ...
Du Toit D F - - 1983
The case of an asymptomatic, calcified, arteriosclerotic, intact splenic artery aneurysm in a 60-year-old woman is presented. The diagnosis was confirmed by selective coeliac arteriography and the aneurysm was successfully resected with preservation of the spleen.
Wicherink-Bol H F - - 1983
Homocystinuria (HC) is an inborn error of amino acid metabolism characterized by ectopia lentis, mental retardation, and skeletal abnormalities. Vascular disorders may also occur in HC, although they are less common. Arteriographic studies of two sisters with HC are described. The younger woman's renal arteries showed wall irregularities and aneurysms, ...
Puttini M - - 1982
In a group of 170 cirrhotic patients with portal hypertension an 8.8% incidence of splenic artery aneurysm was found. These patients have been analysed. Attention was focused on the possible pathogenic mechanisms. On the basis of our experience, ligature and resection is considered the best treatment for large aneurysms. In ...
Katritsis E - - 1982
In a series of seventy adult human spleens, obtained from embalmed dissecting-room cadavers and post-mortem bodies, the extrasplenic division and intrasplenic architecture of the terminal branches of the splenic artery and of its polar arteries were studied via extrasplenic dissection, angiograms and injection-corrosion casts. The results showed that the splenic ...
Trastek V F - - 1982
The records of 100 patients with documented splenic artery aneurysms seen between January 1960 and January 1980 were reviewed. Eighty-seven were women and 13 men. Ages ranged from 16 to 81 years (mean 58.2 years). Eighty women (92%) had been pregnant. The number of pregnancies ranged from 1 to 16 ...
Orda R - - 1982
Hemisplenectomy was performed in mongrel dogs using a hand held CO2 laser. Cutting and hemostasis were performed by a laser beam with a high concentration power--about 6kW/mm2--at the focal spot, and residual bleeding was controlled by using a defocused beam. The cutting action was improved by temporary closing of the ...
Sando I - - 1982
Inner ear pathology following surgical sectioning of the eighth cranial nerve and labyrinthine artery in humans is compared histologically to the pathology observed following severance of the eighth cranial nerve. The case in which both the eighth cranial nerve and the labyrinthine artery were surgically severed revealed severe pathologic changes ...
Wright K C - - 1982
Partial splenic arterial embolization (50% reduction in flow) was evaluated in dogs using polyvinyl alcohol foam or microspheres (20-500 mu) made of dextran, polystyrene, or silicone. Dextran and polystyrene were found to be superior for several reasons: they were easier to use, did not shatter when agitated, and produced permanent, ...
Knight R W - - 1982
In patients with pancreatitis and blood loss, bleeding from visceral artery aneurysms should be suspected, especially in cases complicated by pseudocyst or abscess formation. We report of a patient with a transverse pancreatic artery aneurysm which was successfully embolized. In addition, decompression of the gastric varices associated with isolated splenic ...
Yamamoto S - - 1982
In a 42 year old female, a fistula developed between the splenic vein and the pancreatic duct through the cavity of a pseudocyst in the tail of the pancreas and resulted in an extrahepatic portal hypertension. The fistula was visualized by endoscopic retrograde cholangiopancreatography and percutaneous transhepatic portography, then was ...
Auer R N - - 1982
A patient with sudden apoplexy and coma was found to have hydrocephalus on computed tomographic scan, and metrizamide was instilled into the ventricles. Subsequent autopsy disclosed a brainstem infarct secondary to a primary dissecting aneurysm of the basilar artery, and a histologic picture of encephalitis in the walls of the ...
Cobos J M - - 1982
Multiple calcified aneurysms of splenic artery with hypersplenism and concomitant cholelithiasis were found in a 73-year-old Japanese woman. The symptoms and radiological findings were referable to the aneurysms. The predisposing factors are reviewed. Proximal ligation of the splenic artery and splenectomy gave a good postoperative result. Histopathological examination revealed an ...
Yamamoto K - - 1982
Blood vascular beds of the rat spleen were reproduced with methacrylate resin by thorough injection through the splenic artery or by separate injection through the splenic artery and the portal vein, and observed in the scanning electron microscope. In both thoroughly and separately injected specimens, terminal ends of the follicular ...
Barrett J M - - 1981
Spontaneous rupture of a splenic artery aneurysm is a rare, usually catastrophic event complicating pregnancy. Among risk factors for splenic artery aneurysm in nonpregnant patients is portal hypertension. The third case of rupture of splenic artery aneurysm in a patient with portal hypertension is reported, and previous reports are reviewed. ...
Börjesson B - - 1981
Two cases of gastro-intestinal bleeding due to haemosuccus pancreaticus (hemorrhage through the pancreatic duct) are presented. Both patients had hematemesis and melena in combination with epigastric pain and hyperamylasemia. Angiography revealed aneurysms of the splenic artery as the probable source of bleeding. Central ligation of the splenic artery with splenectomy ...
Alwmark A - - 1981
Because of a close anatomical relationship to the splenic vein chronic pancreatitis can cause obstruction to the splenic outflow. Regional portal hypertension develops and collateral flow sometimes gives rise to gastric and oesophageal varices which can cause life-threatening bleeding. Three cases with regional portal hypertension secondary to chronic pancreatitis are ...
Gonzalez E M - - 1981
A patient with splenic artery aneurysm which developed after creation of selective distal spleno-renal shunt for hepatic cirrhosis and portal hypertension was presented. Three months after operation, an aneurysm of the splenic artery with a diameter of about 20 mm was detected. This aneurysm reached 4 cm three months later, ...
Walburn F J - - 1980
Molds of arterial segments would be advantageous for in-vitro assessments of arterial flow dynamics. Previous techniques have been limited because of their technical difficulty or because they were limited to short planar segments. This paper presents a method, based on the lost wax technique, that is readily accomplished, and permits ...
< 6 7 8 9 10 11 12 13 14 15 16 >