Publications by authors named "Tomasz Synowiec"

Introduction: There are known correlations between axitinib exposure and treatment response. The aim of the article was to study relationships between the axitinib steady-state trough concentration and the treatment efficacy and toxicity.

Patients And Methods: 35 patients (24 men and 11 women), treated or initiating treatment with axitinib, were included in the study over the period 2016-2019.

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Background: Aneurysms of the deep lower limbs veins are extremely rare. Diagnosis of such conditions may be confusing and suggest the presence of a neoplastic lesion.

Case Presentation: We herein report a case of a 68-year-old woman who was admitted with a large vein tumour revealed by sonography and computed tomography.

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Background/aims: To prevent contrast induced renal dysfunction a periprocedural prophylactic hydration is applied. Due to dilution it should cause a drop in serum creatinine concentration (SCR). Surprisingly, no reduction in SCR after contrast admission is found in up to 25% of patients as early as 12-18 hours after coronary angiography/angioplasty.

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Endovascular aneurysm repair (EVAR) has become tremendously popular in recent years. However, the long-term results of these stent grafts are uncertain and are still being evaluated. According to some data, the graft-related complication rate after EVAR could be as high as 43% in long-term observation.

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Introduction: Chronic venous disease is a group of symptoms caused by functional and structural defects of the venous vessels. One of the most common aspects of this disease is the occurrence of varicose veins. There are many ways of prevention and treatment of varicose veins, but in Poland the leading one is still surgery.

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The anterolateral thigh (ALT) flap was first described in 1984. It is now widely used in reconstructive surgery following extensive tumour resection in head and neck cancer. Routine preoperative perforator mapping is recommended due to variability of the vascular anatomy of the flap.

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Thoracic endovascular aortic repair (TEVAR) has become the most common procedure in the treatment of thoracic aorta aneurysms. However, potential long-term complications of this technique could be life-threatening. Hemoptysis is a common symptom of lung tumor, especially cancer.

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The actual incidence of renal dysfunction after contrast media administration seems to be underestimated, especially in the context of epidemiological data. There are only few data concerning the monitoring of impaired kidney function within a few hours after iodine contrast medium application. Hence, the purpose of this study is to observe the incidence of early renal function deterioration within 12-18 h after administration of iodine contrast media in patients scheduled for elective coronary angiography, who were intravenously and orally hydrated.

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Open repair of thoracoabdominal aortic aneurysm is connected with high mortality and morbidity. On the other hand, endovascular treatment of thoraco-abdominal aneurysms, which started 10 years ago, reduced perioperative mortality and morbidity. However, it results in a high level of late complications.

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Microsurgical free flaps are considered state of the art in head and neck reconstruction after composite tumor resections. The anterolateral thigh (ALT) flap is frequently used in ablative head and neck surgery, providing superior functional and aesthetic restoration with a minor donor-site morbidity. However, flap failures do occur occasionally, vascular obstruction within first 24 postoperative hours is one of the main reasons of flap compromise.

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Introduction: Free flaps with vascular anastomosis have been widely used in clinical practice for more than 30 years. They are standard in reconstructive surgery following extensive resections caused by neoplasms of the head and neck. The anterolateral thigh flap (ALT) constitutes very good reconstructive material due to the long vascular pedicle, the appropriate diameter of vessels, the large skin island plane, and thickness depending on requirements.

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While abdominal aortic aneurysms are quite common, visceral aneurysms are a seldomly diagnosed vascular pathology. Aneurysms of renal arteries, abdominal aorta and iliac arteries seem to be very rare. We present a patient after renal transplantation with aneurysms of both stumps of the renal arteries, abdominal aortic aneurysm and aneurysms of common iliac arteries.

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In a 37 year-old woman with Takayasu's arteriopathy angiography revealed occlusion of right coronary artery (RCA), brachiocephalic trunk and left carotid artery (LCA), as well as aortic regurgitation. She underwent a complex cardiovascular surgery consisting of aortic valve implantation, RCA grafting and implantation of vascular bifurcated graft anastomosed between ascending aorta and brachiocephalic trunk and LCA. The multi-slice computed tomography performed two weeks after the operation revealed preserved grafts patency.

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