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Biomedical subjects

D Prosetti

Publications and source records attributed to D Prosetti.

7 recordsLinked to original sources

Balloon occlusion of the carotid artery in the treatment of cavernous giant aneurysms: two cases.

Over recent years, endovascular occlusion of the carotid artery has become a valid alternative to its more traditional surgical ligation in the treatment of cavernous giant aneurysms. The authors report two cases treated with balloon occlusion in two patients with clinical signs of cavernous sinus syndrome. The procedure consisted of occluding the aneurysm and the carotid by means of detachable balloons. This was preceded by a 30-minute clinically monitored occlusion test aimed at evaluating the functioning of Willis' circle. The treatment was carried out under neuroleptoanalgesia, so optimal control of the neurological condition of the patient was possible. Partial symptom regression was obtained in both cases.

Aged↗

Percutaneous discectomy using Onik's method: 3 years' experience.

A total of 234 patients treated by percutaneous discectomy at 237 levels and followed-up between 11 months and 3 years 4 months showed an overall success rate of about 75%. In a subgroup of 112 of these patients rechecked for a second time, the clinical results remain consistently good even 24 months after surgery. In a special group of 28 patients who complained only of low back pain, percutaneous discectomy achieved a success rate of 85.7%. Complications consisted of one disc infection which cleared without clinical or radiological sequelae (0.26%).

Adolescent↗

Unusual radiological presentation of a primary CNS lymphoma.

The Authors report a case of primary cerebral lymphoma occurred in a 62 years old lady, who came to observation for headache and mood alterations. An enhanced CT showed a lesion recalling a meningeal sarcoma. Points of interest in this case are the unusual radiological appearance and the infrequent localization. Main anatomical and clinical characteristics of primary CNS non-Hodgkin lymphomas are recalled, even with regard to modern immunohistochemical techniques.

Brain Neoplasms↗

CT in low back and sciatic pain due to lumbar canal osseous changes.

In a consecutive series of 600 patients scanned by CT for various spinal diseases, those with low back and sciatic pain without disc herniation were selected for study. The causes proved to be joint facet degeneration (32 cases), stenosis of the neural foramina (13 cases), stenosis of the spinal canal (13 cases), lateral recess stenosis (6 cases) and spondylolisthesis (6 cases). The predominance of joint facet pathology as the underlying cause of low back and sciatic pain in the absence of disc herniation is confirmed. CT scanning of the soft tissues as well as of the skeletal structures is crucial to the aetiological diagnosis of the condition under study and hence to the proper planning of treatment.

Back Pain↗

[Venous angioma associated with cavernous angioma. Presentation of three cases].

Cavernous angiomas and venous angiomas may be discovered as associated lesions in the same patient. Most Authors report that Venous angiomas are not true vascular malformation; they should be considered as variant of normal venous drainage, consisting of tortuous medullary veins converging into a dilated draining one. By rule, they are quite asymptomatic, and very rarely bleed. On the other side, cavernous angiomas are true vascular malformations, usually angiographically occult. Their association is relatively rare, but it is important because of the possibility of bleeding, which should be related to the presence of the cavernous malformation. We report the cases of three patients studied by Computed Tomography, Magnetic Resonance and Digital Angiography in our Neuroradiologic Department.

Adult↗

Dural arteriovenous fistula at the craniocervical junction with perimedullary venous drainage.

MR imaging showed swelling and diffuse signal changes in the spinal cord in two patients with progressive myelopathy. MR angiography revealed slow-flow perimedullary vessels extending to the skull base, which are consistent with drainage vessels of a dural arteriovenous fistula at the craniocervical junction. This fistula was subsequently seen in both patients on selective arteriograms of the ascending pharyngeal and vertebral arteries.

Aged↗