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Biomedical subjects

A Odero

Publications and source records attributed to A Odero.

46 records · Page 3Linked to original sources

Acute aortic dissection. Personal experience.

Aortic dissection is a catastrophic event with a high mortality rate for untreated patients. One hundred and thirteen patients with acute aortic dissection were observed in the IInd Surgical Department of Milan University from 1974 to 1985; 55 had type I and II aortic dissection and 58 had type III aortic dissection. All patients with type I and II and about 50% of patients with type III aortic dissection underwent surgical correction. In the second type III group the aortic lesion was surgically corrected only when visceral ischaemia or ischaemia of the lower limb was recognized. In the other type III cases, medical treatment was preferred. The mortality rate was lower after medical treatment (15%) than after surgical treatment (37%). Follow-up was performed for the majority of patients and was recently completed with non-invasive techniques like Magnetic Resonance. It accurately shows the residual dissection and follows, the development of occlusion of the false lumen without any risk to the patients.

Acute Disease↗

Surgical treatment of thoracic aortic aneurysms. Personal experience.

A series of 262 observed cases of aneurysm of the thoracic aorta is examined in which 216 cases of surgical correction were performed between 1974 and 1987. Dissecting aneurysms and post-traumatic pseudoaneurysms, although of different aetiology and morbid anatomy, are also included since the surgical technique adopted is similar in all groups. Clinically different aspects of acute and chronic lesions are analyzed. Of all preoperative examinations, angiography is preferred as it gives the most precise definition of the aortic lesion. This is especially necessary in the case of acute dissection or rupture of thoracic aorta although the role of CAT scan is becoming progressively more important. In cases of aortic dissection with massive aortic valve insufficiency, the substitution of the ascending aorta and aortic valve with reimplantation of coronary arteries, in accordance with Bentall's technique is also indicated. The improvement in surgical results is emphasized, since surgical mortality has decreased from 30.6% to 22% in the last eight years. This is due to improvement in surgical technique, to extra corporeal circulation and myocardial protection.

Adult↗

Intracavitary heart fibroma. A case of successful total excision.

Tumors of the heart are relatively rare events and fibromas represent no more than 5% of these. A central source of peripheral embolization suggests the possibility to kept in mind in the absence of other causes and is therefore worthy of closer investigation.

Adult↗

Internal mammary artery to pulmonary artery fistula.

A rare case of arteriovenous fistula between an internal mammary artery and a pulmonary artery is presented. The clinical history of recurrent bronchitis and dyspnoea during exercise, the presence of right parasternal murmur with normal heart size and normal blood gases justified the execution of an arteriovenous thoracic angiography which revealed the presence of a cirsoid aneurysm supplied by the internal and external mammary arteries. Diagnostic investigation and surgical indication in patients with the rare fistulous communication between the internal mammary artery and the systemic or pulmonary circulation are analysed.

Adult↗

Acute ruptures of the thoracic aorta. Personal experience.

The statistical incidence, etiopathogenesis, diagnostics and surgical treatment of acute ruptures of the thoracic aorta are described. A personal series of 7 cases is reported; surgical techniques, benefits and risks of extracorporeal circulation during surgical treatments are analysed and discussed.

Accidents, Traffic↗

Nineteen year experience on the treatment of aneurysms of the abdominal aorta: a survey of 832 consecutive cases.

832 patients with abdominal aortic aneurysm were admitted to our Hospital, at the University of Milan, from 1965 to 1983. 238 patients were operated on as an emergency for rupture of the aneurysm while 541 underwent elective surgery. The overall postoperative mortality was 7% for the patients operated on electively and 54.3% for the ruptured aneurysm operated on as an emergency.

Adult↗