Biomedical subjects
Publications and source records attributed to A N Fontan.
Chronic nonspecific bulbitis (CNB), the number of G-cells in the antrum and the level of serum gastrin were unrelated in a group of 24 patients. Gastrin may be produced by cells outside the antrum or by a few but hyperactive antral G-cells.
We report a case of upper gastrointestinal hemorrhage due to ascaris in young patient. She presented with hematemesis. Endoscopically ascaris lumbricoides was seen in the duodenum.
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The diagnosis of CND cannot be improved by electron microscopy. The normal duodenal cap and CND have similar ultrastructural appearances on guided endoscopic biopsy.
"Bulbitis" was classified by fiberoptic endoscopy in: superficial, erosive and pseudopolypoid. Endoscopic diagnosis of "bulbitis" is reliable, as good agreement was obtained in 100 cases tabulated according to histological grading. Erosive "bulbitis" implies a severe histopathological compromise.