[Ranitidine inhibition of gastric secretion stimulated by pentagastrin. Results in 30 cases of duodenal ulcer].

The aim of this study was to investigate the effects of ranitidine on the pentagastrin stimulated gastric secretion (6 micrograms.kg.h) in 30 patients with duodenal ulcer.

[Inhibition by a 2-pyridyltetrahydrothiophene derivative (40749 RP) of gastric secretion stimulated by pentagastrin. Results in 30 duodenal ulcer patients].

The aim of this study was to investigate the effects of a new antisecretory compound (40749 RP) on the pentagastrin stimulated gastric secretion (6 micrograms.kg-1 b. w.

[Incomplete dissolution of calculi. Calcification, cholecystectomy, after treatment of biliary lithiasis with chenodeoxycholic acid].

Among 54 patients with radiolucent asymptomatic gallstones treated by chenodeoxycholic acid (CDCA), 32 failures were observed. In 15 cases the size of gallstones did not change. In 11 cases the size of gallstones decreased but dissolution was not complete.

[Recurrence and prevention of recurrence after dissolution of gallbladder lithiasis by chenodeoxycholic acid in 22 patients].

Dissolution of gallstones was observed 33 times in 22 patients. For 11 of them a recurrent lithiasis was dissolved by means of a second or third medical treatment. 21 patients have been followed for 3 to 6 years (median over 4 years).