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Biomedical subjects

J Zundler

Publications and source records attributed to J Zundler.

9 recordsLinked to original sources

Thrombolytic therapy in patients with portal vein thrombosis: case report and review of the literature.

A 29-year-old male patient with Crohn's disease of the terminal ileum and previous abdominal surgery was admitted because of severe abdominal pain and signs of bacterial sepsis. The diagnosis of portal vein thrombosis and multiple liver abscesses due to Streptococcus intermedius septicaemia was made and antibiotic therapy was instituted immediately. As high-dose heparin therapy was ineffective, urokinase was administered intravenously over a total of 7 days. Within 2 days, the patient's symptoms completely subsided. Colour duplex ultrasonography revealed complete recanalization of the main stem of the portal vein; the right branch of the portal vein, however, remained occluded. Other case reports on thrombolytic therapy in patients with portal vein thrombosis are reviewed.

Adult↗

The role of intestinal P-glycoprotein in the interaction of digoxin and rifampin.

Recent data point to the contribution of P-glycoprotein (P-gp) to digoxin elimination. On the basis of clinical observations of patients in whom digoxin levels decreased considerably when treated with rifampin, we hypothesized that concomitant rifampin therapy may affect digoxin disposition in humans by induction of P-gp. We compared single-dose (1 mg oral and 1 mg intravenous) pharmacokinetics of digoxin before and after coadministration of rifampin (600 mg/d for 10 days) in 8 healthy volunteers. Duodenal biopsies were obtained from each volunteer before and after administration of rifampin. The area under the plasma concentration time curve (AUC) of oral digoxin was significantly lower during rifampin treatment; the effect was less pronounced after intravenous administration of digoxin. Renal clearance and half-life of digoxin were not altered by rifampin. Rifampin treatment increased intestinal P-gp content 3.5 +/- 2.1-fold, which correlated with the AUC after oral digoxin but not after intravenous digoxin. P-gp is a determinant of the disposition of digoxin. Concomitant administration of rifampin reduced digoxin plasma concentrations substantially after oral administration but to a lesser extent after intravenous administration. The rifampin-digoxin interaction appears to occur largely at the level of the intestine. Therefore, induction of intestinal P-gp could explain this new type of drug-drug interaction.

ATP Binding Cassette Transporter, Subfamily B, Mem↗

[Spontaneous bacterial peritonitis].

BACKGROUND: Since the beginning of the eighties systematic investigations broadened our knowledge about the clinical picture of spontaneous bacterial peritonitis very much. Important insights into epidemiology, pathogenesis, symptomatology, diagnosis and therapy of this disease, which is a frequent complication in patients with cirrhosis of the liver and ascites, could be gained. Actual research work primarily deals with questions of therapy and prophylaxis. AIM: Aim of this review is a comprehensive presentation of the different aspects of this disease on the basis of the present literature. CONCLUSIONS: As on the one side the clinical symptoms may be very little and on the other side the prognosis is very bad, it is extremely important to take this entity into the differential considerations to make an early diagnosis and to start an adequate therapy early.

Anti-Bacterial Agents↗

[Mesenteric lipomatosis. A rare disease often misdiagnosed as ascites].

A 53-year-old man, a known alcoholic, was admitted to hospital, because of abdominal swelling, with the admission diagnosis of ascites. Treated with diuretics a severe hypokalaemia developed with subileus and moderate clouding of consciousness. Computed tomography revealed the correct diagnosis of intraabdominal extraperitoneal (mesenteric, pelvic, retroperitoneal) soft-tissue lipomatosis.

Alcoholism↗