Search Results
Results 451 - 500 of 787
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Liu D L - - 1996
BACKGROUND: Anatomic knowledge of vasculature of the splenic lobe and segment is of great clinical significance in partial resections and transplantation of the spleen. METHODS: The methods of two-colored corrosion casting, roentgenography, and anatomic dissection were used to evaluate the vasculature of the splenic hilum and intraspleen. On this basis ...
Machálek L - - 1996
Our study was done on 45 spleens obtained from the autopsy rooms of the department of pathology and anatomy and forensic medicine institute. We studied the morphology, the presence of accessory lobes of the spleen and branching of the splenic artery. Intraparenchymal ramification of splenic artery and the localization of ...
Canakkalelioglu L - - 1996
Hemorrhage from pancreatic pseudocyst or a pseudoaneurysm is a rare, fatal complication of chronic pancreatitis. Elastase may cause erosion of adjacent vessels in the course of acute pancreatitis and spontaneous bleeding may occur. One therapeutic modality is embolotherapy, but surgery is the traditional therapy. Resection of the bleeding site of ...
Pityński K - - 1996
In 67 human fetuses 127-285 mm of crown-rump length (15 to 28 weeks of fetal age), the variability of the posterior gastric artery (PGA) and superior polar artery (SPA) was investigated. The vascular bed was injected with colored acrylic emulsion, and diaphanisation in methyl salicylate, taken from tissue blocks. The ...
Kotsis L - - 1996
In a patient presenting with a roentgenographic retrocardiac density, left pleural effusion and distal oesophageal displacement, echocardiography confirmed presence of a pseudocyst in the posterior mediastinum. Pancreatic origin was suspected. Left thoracolaparotomy revealed the large (900 ml), exclusively mediastinal pseudocyst, surrounding the aorta and adherent to the diaphragm, with high ...
Hallett J W JW - - 1995
Small (2 to 3 cm) asymptomatic splenic artery aneurysms are likely to be recognized incidentally in an increasing number of women undergoing abdominal imaging for other conditions. Such aneurysms can be monitored closely for symptoms or expansion unless the woman is in the child-bearing age or pregnant. These younger women ...
Tolmas H C - - 1995
The purpose of this paper is to point out that although the incidence of ruptured splenic artery aneurysm is a rare occurrence, it should be considered in the differential diagnosis of acute abdominal pain. The case reported is a 21-year-old white woman who presented with acute abdominal pain for 24 ...
Tan C J - - 1995
A tracheal left mainstem bronchus and gastric outlet obstruction owing to gastric mucosal intussusception occurred in a child who had esophageal atresia and tracheoesophageal fistula. Bronchography and bronchoscopy, indicated because of persisting atelectasis and ventilation dependency, showed a tracheal left mainstem bronchus. The atelectasis disappeared after reimplantation of the left ...
Basu S - - 1995
BACKGROUND: Although biological glues have been used clinically in cardiovascular operations, there are no comprehensive comparative studies to help clinicians select one glue over another. In this study we determined the efficacy in controlling suture line and surface bleeding and the biophysical properties of cryoprecipitate glue, two-component fibrin sealant, and ...
Sugg S L - - 1995
The presentation, diagnosis, and successful management of posttraumatic pseudoaneurysms of the intraparenchymal splenic artery after nonoperative therapy in an adult patient is described. Pseudoaneurysm formation of the intraparenchymal splenic artery is a rare complication of traumatic splenic injury, which is a potential mechanism of delayed splenic rupture and demonstrates the ...
Poulin E C - - 1995
We describe the course of a patient who underwent partial laparoscopic splenectomy after a fall while skiing. Computed tomography revealed intact liver and kidneys with fragmentation of the upper third of the spleen and a left upper quadrant hematoma. Splenic artery angiogram showed devascularization of the superior pole, and selective ...
McDermott V G - - 1995
Splenic vein thrombosis is a complication of pancreatic carcinoma or pancreatitis. It may lead to gastric varices which are difficult to treat and splenectomy may be required to stop variceal bleeding. A case of bleeding gastric varices secondary to splenic vein thrombosis and successfully treated by splenic artery embolization is ...
Doğan R - - 1995
Although splanchnic artery aneurysms are an uncommon form of vascular disease, splenic artery aneurysms are the third most common intraabdominal aneurysms, followed by aneurysms of the infrarenal aorta and iliac arteries. In this report, we present two splanchnic artery aneurysms, one symptomatic located in the superior mesenteric artery and one ...
Snyder P W - - 1995
Eighteen young Beagle dogs (eight males and 10 females), ages 6-40 months, with canine juvenile polyarteritis syndrome (CJPS), a naturally occurring vasculitis and perivasculitis of unknown etiology, were necropsied, and their tissues were examined by histopathologic and histochemical methods. The condition is characterized by recurring episodes of an acute onset ...
Ueda J - - 1995
Imaging studies of two women with portal hypertension demonstrated multiple splenic artery aneurysms, splenomegaly, and large splenic veins varices with a spontaneous splenorenal shunt. In each case, a large splenic hilar, as well as intrasplenic aneurysms were found along with portal vein pressures of about 15 mmHg. Portal hypertension with ...
Kelekis D - - 1995
BACKGROUND/AIM: Fistulous communication between the splenic artery and the vein is rare. We present one such case. PATIENT AND METHODS: A 50 year old woman was admitted to the hospital complaining of abdominal pain and diarrhea, both unrelated to the meals. Physical examination, laboratory testing, computed tomography, and aortogram were ...
Loke S S - - 1995
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. Review of the literature reveals nine reported cases of combined maternal and fetus survival. None were diagnosed prior to rupture and the need ...
Sendra F - - 1995
Splenic artery aneurysms are relatively common lesions that remain asymptomatic in the vast majority of patients. The commencement of symptoms is generally a morbid development because it frequently heralds either frank rupture or an erosive process that involves neighboring structures. Erosion into the splenic vein has been reported but is ...
Kimura W - - 1995
OBJECTIVE: The authors precisely examined the topography of the duodenum, pancreas, bile duct, and supplying vessels from the perspective of performing duodenum-preserving resection of the pancreatic head. SUMMARY BACKGROUND DATA: Little has been reported regarding the detailed surgical anatomy that is crucial in this procedure. METHODS: The authors precisely examined ...
Fishman E K - - 1995
The pancreas is located deep within the retroperitoneum in the anterior pararenal space. The distal portion of the pancreatic tail extends along the course of the splenic artery and vein (Fig. 1) and enters the splenic hilum contained within the splenorenal ligament. Because of these anatomic relationships, the spleen and ...
Shafik A - - 1995
Pudendal artery syndrome (PAS) was studied in 10 patients with erectile dysfunction (ED). Ages ranged from 38 to 55 years. All had chronic constipation and straining at stool, absent nocturnal penile tumescence, low penobrachial pressure index (p < .01), low peak flow velocity (p < .001), and a diameter increase ...
Abuhamad A Z - - 1995
OBJECTIVE: The aim of this investigation was to describe splenic artery flow velocity waveforms in the appropriate- and small-for-gestational-age human fetus. STUDY DESIGN: Splenic artery flow velocity waveforms were prospectively obtained from 95 appropriate- and 15 small-for-gestational-age fetuses with pulsed Doppler ultrasonography. The resistance index was used to quantify the ...
Hashemi H A - - 1995
A 66-year-old woman had development of a rapidly enlarging juxtaceliac mycotic aneurysm after therapy for lumbar osteomyelitis and a psoas abscess. The aneurysm was repaired through a thoracoabdominal approach with a Dacron aortic graft sewn end to end to the thoracic aorta and end to side to the infrarenal aorta. ...
Barth K H - - 1995
The role of angiography in acute upper GI tract bleeding is less a diagnostic than a therapeutic one because it provides a guide to selective embolization of either the left gastric artery, or the gastroduodenal artery and its two principal branches, the pancreaticoduodenal and the right gastroepiploic artery. Angiographic catheter ...
Norotsky M C - - 1995
Splenic artery pseudoaneurysms are known to be caused by either pancreatitis or operative trauma. We present two patients who had delayed presentation of splenic artery pseudoaneurysms secondary to blunt abdominal trauma. This is the first report of splenic artery pseudoaneurysms following trauma and demonstrates the importance of follow-up computed tomography ...
Sylvester P A - - 1995
Arantius (1571) was the first to describe tortuosity of the splenic artery. The present study investigated the variations in its tortuosity in man, and possible relationships with age, sex, and presence of atheroma. Twenty-nine cadaveric specimens and forty-four celiac angiograms were studied. The straight distance from the origin of the ...
Montanari E - - 1995
The laparoscopic technique has well defined indications for some andrological procedures such as the diagnosis and the treatment of cryptorchidism, but its role remains controversial in varix ligation for which laparoscopy is however the newest development. At the Institute of Urology of the University of Milan from January 1992 to ...
Borley N R - - 1995
The splenic artery of four mammals--pig, greyhound, rhesus macaque, and olive baboon--was studied to determine its tortuosity and pattern of convolutions. The results were compared to those previously gathered in humans. It was found that the isolated cadaveric arteries showed a noticeable species variation in mean index of tortuosity. In ...
Yamamoto M - - 1995
To evaluate the effects of ligature of the internal spermatic artery at varicocelectomy on fertility, we conducted a prospective randomized study for comparison of two surgical methods (artery-ligated and artery-preserved). A total of 66 infertile patients with palpable varicocele was randomly assigned to an artery-ligated or artery-preserved group at varicocelectomy ...
Sasada T - - 1995
We report herein the case of a 47-year-old man who developed a huge splenic artery aneurysm (SAA) with splenomegaly, for which ligation of the splenic artery and partial aneurysmectomy was performed. A celiac arteriogram taken 2 months postoperatively revealed that two small aneurysms had developed in the collateral vessels, indicating ...
Little A F - - 1994
PURPOSE: To evaluate whether computed tomographic arterial portography (CTAP) is best performed with injections in the superior mesenteric artery (SMA) or the splenic artery. MATERIALS AND METHODS: Seventy-one studies were performed with injection into the SMA (n = 37) or splenic artery (n = 34) of 150 mL of contrast ...
Grassi-Kassisse D M - - 1994
1. Endothelin-1 (ET-1, 0.4-200 pmol) was injected into the arterial circuit of the isolated perfused spleen of the dog in which splenic arterial perfusion pressure and spleen weight were recorded continuously. 2. Serial collection was made of splenic venous effluent before and after intra-arterial injection of ET-1 and assayed by ...
Lu P - - 1994
To compare tomographic and planar radionuclide ventriculography (RNVG) in assessing regional left ventricular (LV) function and predicting improvement in LV ejection fraction (LVEF) after operation in patients with LV aneurysm, 18 patients with aneurysm underwent both tomography and planar RNVG 1 month before and 3 weeks to 6 months after ...
Shahani R B - - 1994
Six male patients (age group: 30-60 years) with aneurysm of the splenic artery presented with massive upper gastrointestinal tract hemorrhage. Five patients presented with hematemesis and one with melena. Chronic pancreatitis was noted in all the patients, four of whom were chronic alcoholics. Endoscopy was not useful in diagnosis. Bleeding ...
Pilkey R M - - 1994
A very unusual cause of splenic rupture is described in a 73-year-old man with severe coronary artery disease. A transthoracic intra-aortic balloon pump (IABP) was inserted during coronary artery bypass grafting and was used for 3 days. However, his hypotension continued, and ischemic changes in his hand were thought to ...
Wu C W - - 1994
A detailed clinical and anatomic-pathological study of lymph node (LN) metastases from adenocarcinoma of the midstomach is lacking. To such an end, we prospectively evaluated 100 patients who underwent radical gastrectomy. A total of 3,394 LNs were removed with an average of 34 per specimen (range, 10-105). Forty-seven patients (47%) ...
Milsom J W - - 1994
The purpose of this study was to demonstrate that a standardized approach to laparoscopic proctosigmoidectomy in a cadaver model with (1) initial proximal ligation of the inferior mesenteric (IM) vascular pedicle, (2) complete mobilization of the splenic flexure, and (3) intraperitoneal stapled colorectal anastomosis can be accomplished in complete accordance ...
Farag A - - 1994
Despite the recognized desirability of splenic salvage, forced splenectomy remains the rule in many operative situations, including trauma and pancreatic cancer. An anatomic study was conducted to assess whether the upper short gastric arteries provide sufficient collateral circulation to the spleen that the upper pole could remain viable even when ...
Wang J J - - 1994
A 54-year-old male suddenly developed cramping abdominal pain followed by diarrhea. A segmental narrowing with multiple mucosal ulcers of the colon near the splenic flexure was noted on both barium enema and fiberoptic colonoscopy. Cramping abdominal pain and diarrhea persisted, associated with a body weight loss of 13 kg. Four ...
Huncharek M - - 1994
An eighty-three-year-old nulliparous woman hospitalized for orthopedic surgery developed postoperative upper gastrointestinal bleeding and hypotension resulting in her death. Postmortem examination revealed a ruptured splenic artery aneurysm. This is the second reported case of gastrointestinal bleeding due to ruptured splenic artery aneurysm in a nulliparous woman and the first such ...
Ohhira M - - 1994
A case of splenic vein aneurysm is reported. The patient was diagnosed as having a cirrhotic liver with portal hypertension. Computed tomography and angiography demonstrated a splenic vein aneurysm with saccular dilatation. The splenic vein aneurysm increased in size as the hepatic cirrhosis deteriorated; however, there were no complications such ...
Yamauchi T - - 1994
We have developed an embolizing material consisting of Y-shaped silicone particles for partial splenic embolization. Wide spaces for blood flow are left around the particles when these are lodged in arterial branches. We embolized one kidney in each of 3 dogs with the particles and observed a slowly induced occlusion ...
McDermott V G - - 1994
Splenic artery aneurysms and pseudoaneurysms are being diagnosed with increasing frequency by modern imaging. The question of appropriate treatment--surgical or endovascular--arises more often. We review our experience and that of others as documented in the literature. The information available suggests that endovascular management of a splenic artery aneurysm or pseudoaneurysm ...
Sprabery A T - - 1994
Three months after splenic infarct, a 50-year-old woman underwent arteriography for persistent low-grade fever and abdominal complaints. After 5 months of corticosteroid therapy for "polyarteritis nodosa," another arteriogram confirmed embolic disease; transesophageal echocardiography (TEE) showed a pedunculated mobile thrombus in the aortic arch. We suggest this represents "pseudovasculitis" from an ...
Sato T - - 1994
Leiomyosarcoma of the pancreas is very rare. We report a case of giant leiomyosarcoma of the pancreas treated by distal pancreatectomy. A 53-year-old female was admitted with an large abdominal mass. Computed tomography, magnetic resonance imaging, and ultrasonography revealed a huge tumor adjacent to the pancreas. However, we could not ...
Ohta M - - 1994
In our ongoing studies on the hemodynamics of splenic artery aneurysms (SAA) in portal hypertension, 32 patients with portal hypertension were examined by duplex sonography and angiography. Four out of 32 (12.5%) had SAA, and SAA(+) and SAA(-) groups were formed. On duplex sonography, splenic venous blood flow in the ...
Kita I - - 1994
Histological characteristics of retrograde corpora lutea (RCL) were examined for 105 pairs of ovaries of adult female sika deer, Cervus nippon. Animals were captured in various seasons at Mt. Goyo, Iwate Prefecture, the northern part of Japan. No histological differences were recognizable between RCL of pregnancy and retrograde accessory corpora ...
Zhang J - - 1994
This study was made with the aim of specifying the general architecture of the venous system of the stomach and its mode of drainage under normal conditions, and also of investigating the role of the venous drainage in the origin of disunion, anastomotic fistula and structure after tubular esophagoplasty pedicled ...
Fiedor P - - 1994
The purpose of the study was to examine the variability of pancreatic arterial vascularization and to evaluate a vascular model of canine pancreatic segment for transplantation, providing preservation of normal endocrine and exocrine functions. The study included the assessment of pancreatic segment function on the basis of glycemia and post ...
Gómez Pellico L - - 1994
The authors conducted a study of the human splenic venous system by corrosion cast. The existence of two main venous territories or lobes separated by an avascular plane is confirmed. Smaller territories or segments, drained systematically by segmentary veins, and also separated by avascular planes, are defined in them. Their ...
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