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Biomedical subjects

L Sabattini

Publications and source records attributed to L Sabattini.

8 recordsLinked to original sources

Benign arterial dissections of the posterior circulation.

Four young adults with spontaneous dissection of the vertebrobasilar system are reported. Clinically, two patients presented with subarachnoid hemorrhage and two with brain-stem ischemia. In two cases of ruptured arterial dissection of the posterior cerebral artery, angiography demonstrated fusiform and "sausage-like" dilatation of the involved vessel. In two cases of occlusive dissection of the basilar artery, angiography revealed the typical "string sign." All four patients were treated conservatively: three survive in good clinical condition and one remains disabled. Follow-up angiograms showed spontaneous healing of the lesion with return to an almost normal arterial configuration in two cases; residual narrowing corresponding to the dissection was the most notable finding in the other two. It is recommended that, in a subset of neurologically stable patients, angiographic monitoring is undertaken to assess the tendency for spontaneous repair before surgical intervention is planned.

Adult

Computed tomographic scans in posttraumatic epilepsy.

The occurrence of posttraumatic epilepsy was studied in 219 patients who had had a computed tomographic (CT) scan within three days after a civilian head trauma. Posttraumatic epilepsy was observed in 13 patients. All of them had focal brain damage shown by CT scan. The predicting power of both clinical risk factors and CT scans was analyzed by multiple logistic regression. Only an intracerebral hemorrhage and intracerebral hemorrhage plus satellite extracerebral hematoma proved significantly associated with posttraumatic epilepsy. This result has important implications in the design of posttraumatic prophylaxis trials.

Brain

Fifty-five thousand cerebral angiographies.

A large series of patients submitted to cerebral angiography at the Bellaria Hospital in Bologna are presented in a preliminary report. Experience gained is discussed from the standpoints of success versus failure and of the complications. It is concluded that direct percutaneous cerebral angiography, if used selectively, still has a role to fill in a modern neuroradiology department, because of its safety. It is especially well suited for the examination of older patients. For angiography of the external carotid and the vertebral artery femoral catheterization is more suitable.

Cerebral Angiography

Postoperative CT changes.

An analysis is made of 36 cases of severe postoperative changes, some of which are undoubtedly of iatrogenic origin. CT has considerably improved the possibilities of postoperative control. By this means it is easy to check the result of the operation. Moreover the neuroradiologist can verify the quality (indication and technique) of the work of his surgical colleagues in the same way that the neurosurgeon can verify the neuroradiologist's work in the operating theater. This will result in a better knowledge of each other and, even more important, in better care of the patient.

Brain Diseases

Computerized tomography and encephalography.

This preliminary paper compares encephalography and computed tomography as regards the duration of the examinations, the technical difficulties and their diagnostic values. Some examples are reported to demonstrate the complementary importance of the two techniques.

Brain