[Contribution of MRI in the diagnosis of ovarian tumors].
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Biomedical subjects
Publications and source records attributed to M Benhaim.
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During seven years, 212 small bowel examinations are made on patients with suspected small bowel obstruction by barium infusion. We find all the main small bowel pathology: Crohn's disease (16.5%), carcinomatosis (14.6%), neoplasia (10.3%), vascular disease (17.8%), actinic enteritis (9.5%) and miscellanous (18%). The small bowel infusion is normal in 15%. Surgery is avoided in 51% of the cases. There is non complications associated with the examination but in 12% of the cases, the examination is unsuccessful.
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The authors report their findings in a series of 51 patients suffering from typical cervical radiculopathy. With the aid of the CT scanner and intravenous injection of a contrast medium, the quality and resolution of the resulting images allowed neurosurgical intervention in 42 patients in whom the symptomatology alone was not sufficiently informative to allow successful treatment. In most cases the CT images allowed an accurate diagnosis and revealed a free fragment that had torn the common posterior vertebra ligament.
Thirty two patients with confirmed Crohn's disease were examined from october 1983 to may 1985 by ultrasound (42 examinations) and by Conventional Contrast Radiology (Barium Contrast Studies). The well-know "target" pattern is the most frequent feature (88%) which is characteristic of the thickening bowel wall. The thickening is more important for the small bowel wall than the large bowel wall. But the "target" pattern is not the single pattern of inflammation involving the bowel. We also find a "rosette" pattern. This third ring is hypo or hyperechogenic or more complex. Other infrequent features are noted: solid abdominal masses, distended loops, luminal narrowing, fistula and stiffness. Because sonography is noninvasive and simple to perform without radiation exposure, it must often be used as the initial diagnostic tool and as the follow-up test for young people.
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Chordoma of base of skull is a rare tumor in children. The case reported was atypical by its slow course, the initial clinical signs resulting from the development of the tumoral process in the posterior fossa at the level of the petrous and pontocerebellar angle. Neuro-ophthalmologic manifestations appeared at a late stage only.
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