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Biomedical subjects

C Randon

Publications and source records attributed to C Randon.

13 recordsLinked to original sources

Endovascular repair of aortic rupture.

OBJECTIVES: To report a single centre experience with endovascular repair of ruptures of the descending thoracic and abdominal aorta. DESIGN: Retrospective non-randomised study in a university hospital. MATERIAL AND METHODS: Between February 1997 and October 2002, endovascular repair of the aorta was performed on 125 occasions. In 20 cases, this was done as an emergency (nine ruptured infrarenal aortic aneurysms and 11 descending thoracic aortic ruptures). All patients underwent spiral computed tomographic angiography to assess the feasibility of endovascular repair and the size of the endoprosthesis. RESULTS: Endovascular repair was successfully completed in all patients. Primary conversion to open repair was not necessary. Postoperative 30-day mortality was 5/20 (25%). There were major complications in 12/20 patients. No ruptures of the aneurysms occurred postoperatively. No primary endoleaks occurred, but in 4/20 (20%) secondary surgical interventions were required after a median follow-up of 12 months (range 1-42 months). CONCLUSION: Our early experience shows the feasibility of this technique with early results that compare favourably to those of emergency open repair. Further studies are required to assess the long-term efficacy.

Adult↗

How to perform a below-knee amputation.

Even though modern techniques have improved patient survival and limb salvage rates in patients with critical limb ischaemia and end-stage vascular disease, amputation is sometimes the only possible treatment. In younger patients with traumatic avulsion of a foot, infected gangrene of the foot or a peripheral tumour, amputation is out of discussion and commonly accepted. In older vascular patients, amputation should rather be considered as the starting point for revalidation and rehabilitation than as failure of a revascularization technique. The evolution in prostheses permits a rapid revalidation in most patients. However, an accurate amputation technique is still required to produce a good quality stump allowing early fitting of prosthetics.

Amputation, Surgical↗

Cost-benefit analysis of endovascular versus open abdominal aortic aneurysm treatment.

OBJECTIVE: To compare the costs and benefits of open versus endovascular repair of abdominal aortic aneurysm (AAA). METHODS: A consecutive series of 29 elective patients (open treatment, N = 20 and endovascular treatment, N = 9) were compared retrospectively. RESULTS: Operating time was significantly shorter for endovascular treatment (mean 90 vs. 125 min, p = 0.026). No endovascular procedure was converted to open surgery; one early endoleak was seen which sealed spontaneously. Endovascular treatment resulted in a shorter ICU and hospital stay (0 days vs. 2 days, p. 0.001 and 5 days vs. 11 days, p = 0.01 respectively). Mean total cost did not differ 361,938 BEF (9,048 Euro) vs. 382,995 BEF (9,575 Euro), p = 0.46. Endovascular treatment generated significantly less hospitalization costs (73,162 BEF or 1,829 Euro vs. 18,2740 BEF or 4,568 Euro, p = 0.001) but required a more expensive implant (153,293 BEF or 3,832 Euro vs. 38,296 BEF or 957 Euro, p = 0.001). Mean total cost for the patient was significantly higher in the endovascular treatment group (66,309 BEF or 1,658 Euro vs. 24,969 BEF or 624 Euro, p = 0.003). CONCLUSION: Our experience confirms the feasibility and safety of endovascular AAA treatment. It is associated with a shorter ICU and hospital stay and less morbidity. Overall cost for society does not differ significantly as the benefit, of lower hospitalization costs is undone by the high cost of the endovascular graft.

Aged↗

[Treatment of iatrogenic femoral pseudoaneurysms by ultrasound-guided percutaneous thrombin injection: effectiveness and complications].

AIM: We retrospectively assessed the effectiveness of ultrasound-guided percutaneous thrombin injection in the treatment of iatrogenic femoral pseudoaneurysms and registered the occurrence of complications in the systemic circulation. METHODS: We performed ultrasound-guided thrombin injection in 26 iatrogenic femoral pseudoaneurysms: 24 were classified as single en 2 as complex. We registered the volume and the pseudoaneurysm neck measurements, as well as the complication rate. RESULTS: Ultrasound-guided percutaneous thrombin injection led to a successful obliteration of pseudoaneurysm in 25 out of 26 cases (96.2%). The thrombin amount varied between 250 and 1000 IU. A thrombosis of the common femoral artery after the thrombin injection occurred only in one patient. CONCLUSION: Ultrasound-guided percutaneous thrombin injection is effective and safe in the treatment of iatrogenic femoral pseudoaneurysms provided the exclusion criteria are respected. Complications are rare.

Adult↗

[A case of open bite].

The Authors describe the classification of the malocclusion by Angle, and considerate one open byte case, may be caused by extrusion of first lower right molar, describing orthodontic treatment for his correction.

Adolescent↗