Biomedical subjects
J Sauvegrain
Publications and source records attributed to J Sauvegrain.
[Restraint in pediatric imaging].
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[Biliary lithiasis in cystic fibrosis. Study of the bile salts in the serum and in the bile in one case (author's transl)].
Biliary lithiasis was discovered in a girl aged 11 suffering from Cystic Fibrosis and who underwent partial small bowel resection for meconium ileus. A cholecystectomy was performed at 15. Examination of the stones showed that they were composed of cholesterol and chemical examination of the bile showed an increase of phospholipids and a decrease in bile salts. There was also a modification of the ratio (Formula: see text) in the serum and the bile. All those factors contribute to the insolubility of cholesterol and to the formation of lithiasis. For all those reasons, the authors recommend a regular radiologic surveillance of the gallbladder in Cystic Fibrosis.
Radiological aspects of the small bowel after extensive resection in children.
The authors present radiological aspects of small bowel after extensive resection. They describe the main phenomena related to compensatory hypertrophy: dilatation of the loops, mucosal fold-thickening and motor disturbances. The main complications demonstrated by the radiological examination are presented; gallstones, non-functioning anastomosis, bacterial overgrowth.
[Intestinal obstruction with feces (meconium ileus equivalent) in the course of mucoviscidosis. Radiographic diagnosis (author's transl].
Meconium ileus equivalent is a late intestinal occlusion occurring in patients suffering from mucoviscidosis. Three cases are reported in children aged, respectively, 3 years, 6 years and 10 years. In one of the observations (three year old girl), the intestinal obstruction with feces was first manifestation of a mucoviscidosis that was previously undetected. The radiological signs are identical to those found in cases of neonatal meconium ileus: intestinal obstruction and accumulation of closely spaced matter in a distended ileum (terminal part). As in cases of meconium ileus without complications, treatment consisted of enemas with water-soluble products. The high osmotic pressure of these products made it possible to remove the obstruction.
[Radiological aspects of oxalosis (author's transl)].
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[Idiopathic juvenile osteoporosis (author's transl)].
A young girl aged 13 years was hospitalized for metaphyseal fractures of both knees, and was found to have idiopathic juvenile osteoporosis which followed a favourable course over a period of one year. The authors recall the difficulties encountered in diagnosing this rare affection as no specific biological changes have been demonstrated. The criteria used are: the age of the patient, the disease usually becoming evident in the prepuberty period, the contrast between the very severe osteoporosis noted on radiological examination and the perfect general condtion of the patient, the negative biological tests results, and finally, the spontaneous repair of the osteoporosis in one to four years.
Myotonic dystrophy (Steinert's disease) in the neonate.
Radiological abnormalities of the ribs are reported in 5 newborn infants with myotonic dystrophy. In all 5, the ribs appeared very thin, in contrast to the normal appearance of the rest of the skeleton. This slenderness, which is important for diagnosis and prognosis, seems to be caused by hypotonia of the intercostal muscles. However, it is not pathognomonic of myotonic dystropy, for it can be observed in other myopathies.
The neuro-radiological examination of endocrine disorders of central origin in the child (precocious puberty, hypopituitarism).
The neuro-radiological findings in 38 cases of precocious puberty of central origin and 9 cases of hypopituitarism (craniopharyngiomas excepted), are reported. The radiological examination consisted of plain films of the skull and pneumo-encephalography. In the 9 cases with hypopituitarism radiological examination was normal in 4 and localised but quite diverse anomalies were discovered in 5. Out of 38 patients presenting with isosexual precocious puberty, 29 were female and 9 male. Out of the 29 girls, neuro-radiological examination was normal in 20 and showed a hypothalamic anomaly in 9. Out of the 9 boys, 8 had a hypothalamic anomaly, and only one examination was normal. In precocious puberty we found 1 ectopic pinealoma and 2 gliomas of the chiasma. In these three cases the clinical context and radiological examination made the diagnosis obvious. Masses were discovered in 7 (3 spongioblastomas and 4 heterotopias). In 2 cases (spongioblastomas) neurological symptoms were present and made an operation mandatory. In 5 cases (1 spongioblastoma, 4 heterotopias) precocious puberty was an isolated finding. It was not possible to make, on a clinical or radiological bases, a distinction between spongioblastoma and heterotopia. As time has passed the role of surgery has changed. Formerly, surgery aimed at excision of the lesion, but with advances in medical treatment surgical intervention is now directed towards biopsy and the histological study of lesions which may be treated by radiotherapy.
[Calcifications of the urinary apparatus in cases of aplasia of the abdominal wall (author's transl)].
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[Interstitial pneumonia in the immunodepressed child (author's transl)].
The authors stress the value of radiological examinations in the diagnosis of interstitial pneumonia in children with immuno-depression secondary to chemotherapy and/or radiotherapy. X-rays play a capital role in the early diagnosis of these conditions and may be of vital interest in some cases, in particular pneumocystosis which is curable. The diagnosis is based upon the discovery of minor signs of radiological interstitial syndrome, which in one third of cases is limited to a decrease in lung volume. This syndrome will be associated sooner or later with signs of alveolar involvement. The authors subsequently describe the underlying background, frequency, immune state, the circumstances of diagnosis and features of the aetiological diagnosis.
[Letter: Gastro-esophageal reflux in mucoviscidosis].
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Obituary. Professeur Jacques Lefebvre. 1907-1974.
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[Letter: Abnormalities of the gallbladder in mucoviscidosis].
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[Professor Jacques Lefébvre (1907-1974)].
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[Fronto-metaphyseal dysplasia].
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[Anomalies of the gallbladder in mucoviscidosis. Apropos of 57 cases].
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[Lymphography in primary lymphooedema of the leg in children. With reference to seven lymphographies].
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