The potential value of biopsy surveillance of patients with Barrett's esophagus for dysplasia
is diminished by a lack of agreement on the diagnostic criteria for dysplasia. In a preliminary …

Infection with cryptosporidium occurred in 12 immunocompetent persons who had direct
contact with the feces of infected calves during three unrelated outbreaks of calf …

The recommended approach to the increased risk of colorectal carcinoma in ulcerative colitis
has been colonoscopic surveillance rather than prophylactic colectomy. This strategy is …

An animal model has been developed to study the evolution of intra-abdominal abscesses.
Gelatin capsules containing pooled colonic contents and barium sulfate were prepared in an …

Evidence has accumulated that nonsteroidal anti-inflammatory drugs (NSAIDs) cause clinically
important gastroduodenal ulcers. The pathogenesis, which involves the impairment of …

BACKGROUND & AIMS:: The public health impact of past screening and surveillance
practices on the outcomes of Barrett's related cancers has not previously been quantified. Our …

There is uncertainty regarding the value of endoscopic biopsy surveillance in Barrett's
esophagus because, in retrospective studies, some patients with high-grade dysplasia in …

In a randomized prospective study we tested the toxicity and efficacy of recombinant alpha-2
interferon in the treatment of Kaposi's sarcoma associated with the acquired …

The term “hemorrhagic gastritis” is frequently applied to the subepithelial hemorrhages seen
at endoscopy in alcoholic patients without a clear understanding of the histologic nature of …

An animal model simulating intra-abdominal sepsis was produced by implanting large bowel
contents into the pelvic region of rats. Bacteriological analysis of infected sites showed …