1. Esophageal varices evaluated by endoscopic ultrasonography: observation of collateral circulation during non-shunting operations

   • H. Nakamura
   • M. Endo
   • H. Inoue

   Original Articles Pages: 69 - 74

2. Invited commentary

   • K. -J. Paquet

   Original Articles Pages: 75 - 75

3. Endoscopic approach to patients with portal hypertension: a complex diagnosis

   • R. V. Buccino
   • G. Bogliolo
   • A. Montori

   Original Articles Pages: 76 - 79

4. A comparative study for fiberoptic and video endoscopic determination of the extent in minimal changes of gastric mucosa using indigo dye spraying

   • Salim Demirci
   • Akira Gohchi

   Original Articles Pages: 80 - 82

5. Management of chronic pancreatitis with pancreas cyst by endoscopic pancreatic prosthesis

   • M. Dohmoto

   Original Articles Pages: 83 - 87

6. Endoscopic fistulotomy and biliary drainage as the ultimate palliative treatment for obstruction due to malignant tumors of the papilla of Vater

   • C. Feretis
   • D. Tabakopoulos
   • B. Golematis

   Original Articles Pages: 88 - 90

7. Invited commentary

   • L. Aabakken
   • M. Osnes

   Original Articles Pages: 90 - 90

8. Endoscopic stent configuration and bile flow rates in a variable diameter bile duct model

   • David Scheeres
   • William O'Brien
   • Jeffrey Ponsky

   Original Articles Pages: 91 - 93

9. Anastomosis of biliary tissue with high-frequency electrical diathermy

   • Lawrence S. Bass
   • Howard W. Popp
   • Michael R. Treat

   Original Articles Pages: 94 - 96

10. Canine colonic anastomoses reinforced with dye-enhanced fibrinogen and a diode laser

    • Steven K. Libutti
    • Mehmet C. Oz
    • Michael R. Treat

    Original Articles Pages: 97 - 99

11. Laparoscopic appendectomy in pregnancy

    • Jörg H. Schreiber

    Original Articles Pages: 100 - 102

12. The effect of laparoscopic treatment of polycystic ovarian disease by CO₂-laser or Nd:YAG laser

    • Georg Keckstein
    • Winfried Rossmanith
    • Rudolf Steiner

    Original Articles Pages: 103 - 107

13. Surgery in postmenopausal women — the value of transvaginal sonography

    • Alex Schoenfeld
    • Hanoch Levavi
    • Jardena Ovadia

    Original Articles Pages: 108 - 113

14. Rat liver model for testing intraoperative echo contrast sonography

    • A. El Mouaaouy
    • H. D. Becker
    • C. Portas

    Original Articles Pages: 114 - 117

15. Small-cell carcinoma of the esophagus

    • G. Di Felice
    • M. Dal Fante
    • P. Spinelli

    Case Reports Pages: 118 - 121

16. Primary malignant melanoma of the esophagus

    • K. Moncada
    • A. Bremondy
    • J. Salducci

    Case Reports Pages: 122 - 123

17. New tools

    • B. Stinner
    • D. Lorenz
    • H. O. Barth

    BriefCommunication Pages: 124 - 124