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Biomedical subjects

J Delamarre

Publications and source records attributed to J Delamarre.

At least 19 recordsLinked to original sources

Spontaneous portal venous gas in a patient with Crohn's ileocolitis.

In a 70-year-old man with Crohn's ileocolitis who presented with a sudden fever, ultrasound and computed tomographic (CT) examinations showed hepatic portal venous gas (HPVG). Abdominal plain film was normal. The course was benign with medical management. The authors review previous cases of portal vein gas in intestinal inflammatory diseases.

Aged

[Hepatoid adenocarcinoma of the stomach].

One year after gastric resection for cancer, a 67 year old patient was hospitalized because of a large hepatic tumor with extremely high serum alpha-foetoprotein levels (13,245 ng/ml). Histological and immunohistochemical studies of the gastric tumor revealed hepatoid foci with alpha-foetoprotein and protease inhibitor-producing cells. Histopathological and immunohistochemical features of this and the 8 previously reported cases of hepatoid adenocarcinoma of the stomach are analyzed.

Adenocarcinoma

[Portal venous system calcifications. Study of 3 cases and review of the literature].

Three cases of calcifications of the portal system are reported in men aged 42, 53 and 40 years old. Two patients had alcoholic cirrhosis, and one had familial congenital hepatic fibrosis, respectively. Calcifications were discovered fortuitously on plain abdominal films. Ultrasound and computed tomography studies, and in two cases, angiography, confirmed that calcifications were located within the vein walls. The veins involved were the portal vein in 3 cases, the splenic vein in 2 cases, and the superior mesenteric and left gastric veins in one case each. Investigations demonstrated splenoportal and splenic thrombosis in 2 cases, whereas the portal vein system was patent in the other. In two cases, the splenic artery was aneurysmal, associated with several intrasplenic arterial aneurysms in one. Based on these three cases, combined with a review of the literature of 123 previous reports, the features of this rare entity are described with emphasis placed on the value of computed tomography studies.

Adult

Systemic AA amyloidosis induced by liver cell adenoma.

Systemic AA amyloidosis is a rare complication of benign tumours. This report describes a patient with hepatocellular adenoma associated with reactive AA amyloidosis. He had a nephrotic syndrome with deteriorating renal function and an increase of serum concentrations of acute phase proteins, mainly C-reactive protein. Resection of the tumour was followed by improvement in renal function and a marked decrease of the serum concentrations of acute phase proteins.

Amyloidosis

[Carney's syndrome disclosed by hemoperitoneum].

The authors report a case of Carney's triad in a blood-group O woman who successively sustained a) at age 13, a multicentric gastric leiomyoblastoma revealed by an hemoperitoneum; b) 6 years later, a pulmonary chondroma diagnosed by chest standard roentgenogram and CT scan, associated with leiomyoblastoma recurrence and hepatic metastases; c) 10 years later, a juxta-carotid tumor of unknown (paraganglion?) origin. This patient is presently in good clinical condition, in spite of hepatic metastases known for 5 years. Based on this case and the 33 previously reported cases, the main features of this very unusual entity are analyzed.

Adolescent

[Cavernous lymphangioma of the liver. A report of 2 cases and review of the literature].

The authors report 2 cases of hepatic lymphangioma observed in a 54-year-old woman, and in a 39-year-old man. These tumors were discovered upon ultrasound examination performed for jaundice due to viral hepatitis, and for abdominal right upper quadrant pain respectively. Computed tomography and angiography showed hypervascularized tumors. Diagnosis was established through surgical biopsy specimens. The clinical course was uneventful, during respectively the 9- and 3-year follow-up periods, respectively. From these and the 40 previously reported cases, the authors describe the different features of this unusual tumor.

Adult

"Porcelain liver" appearance due to Glisson's capsule phleboliths.

A case of multiple Glisson's capsule phleboliths is reported in a 29-year-old-woman who had portal vein obstruction with spontaneous shunting resulting in hepatic siderosis and cirrhosis. The phleboliths were visible as multiple linear calcifications on plain film and computed tomography. Diagnosis was established by surgical liver biopsy. The potential mechanisms of this unique entity is discussed.

Adult

Membranous obstruction of the inferior vena cava associated with a myeloproliferative disorder: a clue to membrane formation?

Although membranous obstruction of the inferior vena cava is frequently assumed to be a congenital defect, it has recently been hypothesized that it could be acquired and secondary to thrombosis at the ostium of hepatic veins. We report the case of a membranous obstruction of the inferior vena cava responsible for isolated hepatomegaly in a young Frenchman. No known cause of thrombosis was found but spontaneous formation of erythroid colonies occurred on bone marrow cultures. This indicated the existence of a latent myeloproliferative disorder, a frequent cause of hepatic vein thrombosis. We suggest that this association of a membranous obstruction of the inferior vena cava with a known, albeit often overlooked, cause of hepatic vein thrombosis provides strong support to the thrombosis theory of membrane formation.

Adult

Gastric bezoar: another side effect of endoscopic variceal sclerotherapy.

Gastric bezoars were observed after esophageal variceal injection of polidocanol in 5 of 56 patients with alcoholic cirrhosis treated by endoscopic sclerosis. We suggest that endoscopic sclerotherapy could have induced a transient vagal injury resulting in delayed gastric emptying and subsequent bezoar formation. Although the volume of sclerosant (25-35 ml per session) and the length of the injector needle (4 mm) were the same in all patients, two reasons could explain the occurrence of bezoars in these five patients: a deeper injection of sclerosant, and a worsening of a preexistent vagal neuropathy due to diabetes mellitus and/or alcoholism.

Adult

Gastric leiomyoblastoma: diagnosis by CT and ultrasonography.

A case of gastric leiomyoblastoma is reported in a 57-year-old woman complaining of upper abdominal discomfort. Ultrasound and CT examinations discovered an epigastric mass, and ultrasound manoeuvers by multiple positioning allowed to refer it to a gastric origin. Definitive diagnosis was established by histological examination of the surgically removed tumor. The authors emphasize the interest of the radiological examinations, particularly ultrasound and CT, in this rare condition.

Barium Sulfate

[The contribution of x-ray computed tomography in acute pancreatitis].

In acute pancreatitis. CT realize the best morphological examination not only for pancreas but also for extrapancreatic spread. However, ultrasonography is necessary for biliary lithiasis detection. Prognostic value of CT findings remains controversial and further studies are needed to clarify this problem. CT also permits to survey evolution and to detect eventual complications. Interventional CT, consisting in single-step needle aspiration or catheter drainage, allows in selected cases to avoid an unnecessary surgery.

Acute Disease