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Biomedical subjects

A Thierry

Publications and source records attributed to A Thierry.

At least 55 records · Page 3Linked to original sources

[Orthostatic arterial hypotension and giant aneurysm of the basilar trunk].

The authors report two observations of giant aneurysm of basilar artery, where the first neurological signs were preceded or escorted by a postural hypotension. They emphasize the place of rhombencephon in the control of blood pressure and they bring together their cases with those reporting a postural hypotension revealing a lesion of medulla. They insist upon the necessity to look a peripheric and central neurological lesion in front of a postural hypotension.

Adult↗

[X-ray computed tomography in a series of aneurysms of the circle of Willis].

During four years, 80 patients with intracranial aneurysms were examined by a CT scanner. The CT was helpful for: The rapid and easy diagnosis of subarachnoid hemorrhage. Direct visualization of intracranial aneurysms. Detecting intracerebral or intraventricular hematoma and distribution of subarachnoid clots. The limitations and pitfalls of CT were: No abnormality was seen on 16 scans (20%). The identification of the source of bleeding in multiple intracranial aneurysms.

Cerebral Hemorrhage↗

[Intracranial aneurysm and polycystic kidneys].

Five cases of intracranial aneurysms with polycystic kidneys are reported: --15% of polycystic kidneys have an intracranial aneurysm, and about 4% - 5% of intracranial aneurysms are joined with polycystic kidneys; --the surgical treatment of intracranial aneurysm with this association doesn't present more risk than an intracranial aneurysm, and the surgical prognosis isn't bad; --the pathogeny isn't clear. This association is perhaps a congenital elastic system disease.

Adult↗

[Scanography in head injuries. Critical study of 500 cases].

In 22 months, about 2 000 patients were hospitalized for head injury and 410 of these had computerized tomography to determine the presence and extent of intracranial pathology. 165 patients had normal C.T. scan, and in 245 cases the scan showed an intracranial pathology: 132 brain contusions, 45 epidural hematomas, 36 subdural hygromas, 32 chronic subdural hematomas, 8 intracerebral hematomas, 2 pneumocephalus. The C.T. scan is a very useful technique for evaluation of the head injured patient in emergency. For epidural hematomas, mortality rate which was 16% before C.T. scan period decreased to 8% after C.T. scan period. The C.T. scan has a definite advantage over angiography in brain contusions. Instead of seeing only mass effect, one can tell on C.T. scans whether the abnormality is a small hematoma, an area of contused swollen brain, an hemorrhagic contusion, or a brain oedema. The surgical decisions are more precise with this information. In the management of head injury, we think that C.T. scan must be repeat because many patients developed new lesions and delayed hematomas: intracerebral, subdural, epidural.

Adolescent↗

[Plastic coating in the surgical treatment of intracranial aneurysms. Late results of twenty cases (author's transl)].

The authors reported the late results of a serie of fifteen intracranial aneurysm treated by plastic coating. These fifteen patients belong to a group of twenty cases operated with this technic. Four patients were pre-operatively in stade V. One patient died massive pre-frontal infract probably to retractor. In the same period, seventy-two others patients were operated for intracranial aneurysm by usual clip. The fifteen patients with plastic coating have been from two years to seven years observed. One case of minor epilepsy, one case of meningitis good imprevoded were noted. In this serie, no relapsing meningeal hemorrhage, is noted.

Aneurysm↗

[The neurosurgical treatment of the cerebral localisations of the alveolaris (multilocularis) echinococcosis (author's transl)].

A case of adult woman surgically treated for hepatic alveolaris ecchinococcosis on 1975 is presented. On 1976, a hypertensive intracranial syndrome is treated by removal of a right temporal kystic localisation. On 1977, a new localisation is successfully raised. The authors, in a short review of the literature note that these cerebral localisations are not always terminal. The alveolaris ecchinococcosis is now autochthonous in France.

Brain Diseases↗