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CARLOS de la ROSA, MD; CARLOS A. LINARES, MD; EDWARD R. WOODWARD, MD; LESTER R. DRAGSTEDT, MD

AMA Arch Surg. 1964;88(6):927-931.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

For many years it has been generally recognized that pyloric stenosis exerts an unfavorable influence on the healing of chronic duodenal and gastric ulcers. Sippy¹ was persuaded that this unfavorable effect could not be accounted for simply by malnutrition resulting from the vomiting induced by obstruction at the pylorus. In 1914 Friedman and Hamburger² provided experimental evidence in support of this view. They demonstrated that the injection of 0.5 to 1 cc of a 5% solution of silver nitrate beneath the mucous membrane of the stomach or duodenum would produce localized necrosis of the mucosa and a sharply punched out acute ulcer. If nothing further was done, these acute lesions healed in two to three weeks, an observation that we have repeatedly confirmed. However, if partial pyloric obstruction was produced by placing a heavy silk ligature around the pylorus of dogs, such acute lesions in the stomach produced . . . [Full Text PDF of this Article]

Author Affiliations
GAINESVILLE. FLA

Research Assistant (Dr. de la Rosa); Research Assistant supported by a grant from the Consejo Nacional de Investigaciones y Tecnics, Republic Argentina (Dr. Linares); Professor and Chairman, Department of Surgery (Dr. Woodward); Research Professor (Dr. Dragstedt).; From the Department of Surgery of the University of Florida.

Footnotes
Submitted for publication Jan 2, 1964.

This work has been aided by grants from the Division of Research Grants and Fellowships of the National Institutes of Health, United States Public Health Service.

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