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SUPERIOR MESENTERIC EMBOLECTOMY.

This paper reports a successful superior mesenteric embolectomy. The possibility of successful surgical treatment makes its recognition particularly important. In any patient with a known history of cardiovascular disease who presents a sudden severe abdominal pain of obscure origin this diagnosis must be entertained. The pain at first is colicky because of the severe peristalsis which is induced but when ischaemia is marked it then becomes constant. With the crises of pain in the early stages the blood pressure falls and then recovers with the cessation of pain and this intermittent shock was a feature in the patient reported. A plain radiograph of the abdomen in the early stages is characterized by the absence or minimal presence of air in both the small and large bowel giving the film a very clear appearance. Prompt exploration is needed.

Embolectomy↗

Endovascular embolectomy of acute basilar artery occlusion.

Acute basilar artery occlusion has a mortality rate approaching 90%. The authors describe a case of acute basilar artery occlusion managed successfully with endovascular embolectomy. A 31-year-old man sought treatment for confusion, dysarthria, and right-sided weakness. He soon became unresponsive and was found to have a vertebral artery dissection and an associated basilar artery embolism. The dissection was managed with endovascular stenting, and the basilar artery embolus was removed with a clot retriever at 7 hours. The patient recovered without neurologic deficit.

Acute Disease↗

Vein graft replacement of the middle cerebral artery after unsuccessful embolectomy: case report.

A forty-one-year-old man with a cavernous hemangioma of the right cavernous sinus underwent a preoperative cerebral angiogram and a balloon occlusion test of the internal carotid artery. During the operation to remove the cavernous sinus lesion, the ipsilateral electroencephalogram was found to be abnormal. An embolic occlusion of the M2 and M3 segments of the middle cerebral artery (MCA) was discovered. A platelet and thromboembolus was removed via multiple incisions, and flow was restored. The cavernous sinus lesion was removed uneventfully. At the end of the operation, the MCA was found to be reclotted. Flow was eventually restored by replacing the M2 segment of the MCA with a 2-cm saphenous vein graft. The patient recovered without any deficits of brain function and with transient deficits of Cranial Nerves III and VI. Computed tomography revealed infarcts in the temporal and parietal areas. When MCA embolectomy is unsuccessful, vein graft replacement should be considered to restore flow and to avoid major neurological deficits.

Adult↗

Choriocarcinoma in the pulmonary artery treated with emergency pulmonary embolectomy.

A 42-year-old woman with choriocarcinoma required emergency pulmonary embolectomy under cardiopulmonary bypass. After diagnosis of choriocarcinoma was confirmed by examination of tumor emboli specimens, the patient was treated and had complete remission by chemotherapy over a 6-month period. Although rare, choriocarcinoma should be considered in the differential diagnosis of fertile women presenting with pulmonary embolism.

Adult↗

[A case report of pulmonary embolectomy for acute pulmonary thromboembolism without extra-corporeal circulation].

A 69-year-old man complaining of abrupt dyspnea was admitted by ambulance. Acute massive pulmonary thromboembolism was diagnosed by pulmonary arteriography but after PAG cardiac standstill developed. Infusing of heparin and tPA immediately, cardiopulmonary resuscitation was successful after 5 minutes. Repeated PAG showed that thrombus in the right intermediate pulmonary artery was not detected, but was still detected in the left main pulmonary artery. The emergency embolectomy of left main pulmonary artery was performed without extracorporeal circulation and massive thrombi were removed. Mechanical respiratory support was required and we suffered from the frequent bleeding of the air way for one night. The patient was discharged about one month without any complaints.

Aged↗

[A case of successful pulmonary embolectomy for massive acute pulmonary thromboembolism].

A 54-year-old man was admitted to our hospital complaining of sudden-onset dyspnea in shock. Chest computed tomography(CT) showed thrombi in the right main and left intermediate pulmonary arteries. The case was diagnosed as a massive acute pulmonary thromboembolism. Although his hemodynamic status was stable after catecholamine infusion, his dyspnea was still in progress. Emergency pulmonary embolectomy was performed and the life of patient was saved. It is thought that progressive dyspnea is an important sign of a deteriorating hemodynamic status and the predictive symptom indicating a surgical procedure in patients with massive acute pulmonary thromboembolism.

Acute Disease↗

Transarterial embolectomy in acute stroke.

BACKGROUND AND PURPOSE: An embolus causing cerebral ischemia is a major cause of death and disability, and the search for methods to reestablish blood flow is of major importance. A technique for the emergent primary treatment of cerebral emboli causing stroke is presented in detail. METHODS: The method developed implies the mechanical extraction of the embolus with a standard vascular retrieval snare via the endovascular route without the use of thrombolytic agents. RESULTS: Five consecutive patients were treated to extract an embolus. All patients had substantial improvement in their clinical status. No revascularization hemorrhages occurred. CONCLUSION: In this small series, the embolectomy method described was reproducible, rapid, and safe. It may offer an alternative to other methods of vascular recanalization.

Adult↗

[Acute pulmonary embolism performed embolectomy under percutaneous cardiopulmonary support successfully after lung cancer operation].

We have experienced a case of acute pulmonary embolism after lung cancer operation. The case was a 74-year-old male. He underwent left upper lobectomy due to squamous cell carcinoma. He fell into shock state suddenly on the 6th day postoperatively. We diagnosted acute pulmonary embolism, performed urgent embolectomy under percutaneous cardiopulmonary support (PCPS). Postoperative course was smooth, and he has returned to normal daily life. Urgent diagnosis and management are indispensable for acute pulmonary embolism after lung cancer operation from the aspect of residual among of pulmonary vascular bed.

Acute Disease↗

[Indication of pulmonary embolectomy for acute pulmonary embolism].

During the past 7 years, 15 patients with acute pulmonary embolism (APE) were treated at Kagawa Medical School and 10 patients were survived. Nine patients had an embolus in a right or left pulmonary trunk (group A) and 6 patients were peripheral APE (group B). In group A abnormal findings in a chest x-ray film and an electrocardiogram were observed in many patients, but in group B these findings were slight. In group A a shock was observed in 89% and cardiac arrest in 4 patients, although in group B neither shock nor death were observed. Marked hypoxia with hypocapnia was observed in 8 patients in group A and only in 2 in group B. All patients in group B were recovered by medical therapy. In group A, however, only 3 patients were recovered by medical therapy. Two patients in group A were performed pulmonary embolectomy (PER), but one of them, who had been in nonreversible shock, died. We conclude that the patient who had marked hypoxia (PO2 less than or equal to 50 mmHg) with hypocapnia (PCO2 less than or equal to 35 mmHg) early at an attack should be taken a pulmonary angiography, and when a large embolus is found out in the proximal pulmonary artery, the PER should be performed as soon as possible.

Acute Disease↗

[Acute, massive pulmonary embolism treated with surgical embolectomy without cardio-pulmonary by-pass - a case report].

A case of a 44-year-old male with massive pulmonary embolism is presented. Due to recent intra-cranial haemorrhage and on-going urinary bleeding, the patient was not treated with anticoagulant or thrombolytic agents. Because of the symptoms of cardiogenic shock, an urgent surgical pulmonary embolectomy was performed, using an approach firstly described by Trendelenburg in 1908. The procedure was performed without a cardio-pulmonary by-pass which was contra-indicted in this patient. During surgery, a massive thrombus from both right and left pulmonary arteries was removed. The patient survived surgery and seven days later was transferred to another hospital where the rehabilitation process was successfully continued.

Acute Disease↗

Transradial intracoronary catheter-aspiration embolectomy for acute coronary embolism after mitral valve replacement.

An anticoagulated 51-year-old woman with a mechanical mitral prosthesis, which had been implanted 12 years earlier, sustained an acute anterior wall myocardial infarction caused by an embolus in the mid left anterior descending coronary artery. After treatment with tissue-plasminogen activator failed to lyse the obstruction, we performed intracoronary catheter-aspiration embolectomy via a transradial approach, which yielded a favorable result.

Acute Disease↗

A study of thirty-nine cases of arterial embolectomy.

Thirty-nine patients with 46 limbs at risk underwent arterial embolectomy. The overall mortality was 36% (14 patients). Seventeen limbs (37%) had a poor result. The high mortality is related to the severe underlying medical problems. The patients were divided into two groups: those who actually had embolism (n = 25) and those who had acute thrombosis in previously diseased arteries (n = 14). Those finally diagnosed to have embolism had lower mortality (24% versus 57%) and better limb salvage rates (93% versus 6%) when compared to those with thrombosis. However, the two groups are difficult to distinguish preoperatively. The delay from onset of symptoms to the operation varied between a few hours to over a week and this was not related to the outcome. Thirteen percent of the arterial occlusions were in the upper limb. All of these were due to embolism and there was no mortality for this group with all affected arms achieving a good outcome.

Aorta, Abdominal↗

[Treatment of middle stage arterial embolism through both Fogarty catheter embolectomy and directly pouring thrombolytic agents into artery].

We treated successfully 9 patients with middle stage arterial embolism through both Fogarty catheter embolectomy and directly pouring thrombolytic agents into artery. In all patients the extremities were salvaged and symptoms disappeared. The patients were operated upon 15, 30, 60 hours and 3, 5, 8, 30, 39, 40 days respectively after onset of the disease. The indications for this treatment are dependent on how many hours last between onset and treatment and whether the extremity is gangrened. The main embolus in the greater artery can be removed by Fogarty catheter, while the thrombosis in smaller artery can be resolved by directly arterial luminal pouring thrombolytic agents, so the result is better if the two methods are combined.

Adult↗

[Successful embolectomy of the main branches of the celiac trunk and the superior mesenteric artery].

This is a case report of a female patient, 81 years old, with embolic occlusions of the celiac trunk and superior mesenteric artery. The surgical therapy was embolectomy of both vessels through a transversal arteriotomy. The peripheral mesenteric vascular bed was flushed with a special conservation solution in continuity. It is given a plentiful discussion about the details of this successful treated course of disease.

Aged↗

Percutaneous aspiration embolectomy.

Percutaneous aspiration thromboembolectomy (PAT) for management of a spontaneous arterial embolus, or following a complication of balloon angioplasty, was initially described in 1984. Instrument developments using a new clot aspiration system have facilitated this procedure. We report a case where PAT was successful in retrieving a spontaneous arterial embolus, and describe this new technique. We feel that PAT broadens the armamentarium of the vascular surgeon in the management of emboli to the distal circulation, where the results for operative embolectomy are frequently less than ideal.

Embolectomy↗

[Leg embolisms: treatment via surgical embolectomy].

Arterial thrombembolectomy with the Fogarty balloon catheter was the standard therapy until now. We present fifty three patients who underwent 63 embolectomies. The rate of leg salvage was 95%, mortality was 18.8%. There is no controversy about the use of the Fogarty balloon catheter in the iliofemoral segment, particularly in patients with acute ischemia. In popliteal and tibial embolic occlusions, associated intraoperative fibrinolytic therapy obtained good results. Percutaneous thrombo aspiration was a complementary technique for few of distal embolic occlusions.

Aged↗

Thrombo-embolectomy and thrombolytic therapy in acute lower limb ischaemia. A five year experience.

Between 1988 and 1993, 82 patients with a median age (iq range) of 81 (73-87) years underwent thrombo-embolectomy (TE) and thrombolysis for acute lower limb ischaemia at the Royal Hallamshire Hospital, Sheffield. 28 patients (Group 1) underwent TE prior to the introduction of thrombolysis in 1991. TE with intraoperative thrombolysis (IT) as an adjunct was performed in 34 patients (Group 2) and 20 patients (Group 3) were treated using percutaneous thrombolysis (PT) in the first instance. 41 of these patients were in AF at presentation. Although 24 were on digoxin, only 4 were on warfarin. Group 3 patients were younger (p < 0.05; ANOVA) with a longer duration of ischaemia (p < 0.05; ANOVA) and had less limbs suffering a sensorimotor deficit (p = 0.007; chi 2) compared with Groups 1 and 2 which were similar in these respects. Overall mortality was 17%. Successful revascularisation was achieved in 18 (64%), 28 (82%) and 15 (75%) patients in Groups 1, 2 and 3 respectively. 14 of the 15 patients successfully treated initially by PT required further intervention in order to maintain revascularisation. Revascularisation failure was associated with the presence of a sensorimotor deficit but not associated with patient age or duration of ischaemia.

Acute Disease↗