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  • 1
    ISSN: 1573-2568
    Keywords: hoarseness ; gastroesophageal reflux ; voice
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Eleven patients presenting to an ear, nose, and throat specialist were diagnosed as having idiopathic hoarseness and prospectively evaluated for evidence of gastroesophageal reflux (GER) to determine if an association existed. Testing for GER included voice analysis, EGD, esophageal manometry, Bernstein test, and ambulatory 24-hr pH monitoring. Six of the 11 (55%) hoarse patients studied had GER by pH monitoring (mean score 105±23), and most reflux episodes were supine and prolonged (20.9±8.2% supine pH〈4.0, longest 129 min). All patients with abnormal pH monitoring had endoscopic esophagitis (Barrett's esophagus in two, peptic stricture in one, and erosive esophagitis in three), while none of the patients with normal scores had esophagitis. Symptoms of throat pain or nocturnal heartburn were more common in the GER-positive patients (6 of 6 vs 1 of 5), and clinically helpful in discriminating which hoarse patients had pathologic GER. Treatment with ranitidine 150 mgper os twice a day for 12 weeks improved esophagitis in all patients, but the voice improved in only one of the two patients with completely healed esophagitis. This study suggests that (1) GER is frequently seen in patients with idiopathic hoarseness (55%), (2) hoarse patients with throat pain or nocturnal heartburn are likely to have severe esophagitis and should be evaluated by EGD, and (3) additional antireflux and voice therapy may be necessary to heal esophagitis and improve the voice.
    Type of Medium: Electronic Resource
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  • 2
    ISSN: 1573-2568
    Keywords: zinc ; esophagitis ; H2 antagonist ; interleukin-1 and-6
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Because zinc is an important metabolic requirement for growth and repair of squamous tissue, we questioned whether changes in serum and esophageal tissue zinc were present in patients with reflux esophagitis. To investigate this question, we prospectively studied 49 patients undergoing upper gastrointestinal endoscopy for symptoms of abdominal pain and discomfort; 19 patients were taking H2 antagonists at the time of the study. Blood was obtained to measure serum zinc concentrations prior to endoscopy and tissue zinc levels were obtained from esophageal biopsies from the distal, middle, and proximal esophagus in patients who were either endoscopically normal or who exhibited endoscopic esophagitis. Serum zinc concentrations were significantly lower in patients with endoscopic esophagitis compared to the endoscopically normal group (77±3.8 μg/dl vs 88±2.4 μg/dl,P〈0.02). Distal esophageal tissue concentrations were significantly higher in patients with endoscopic esophagitis compared to the endoscopically normal group (200±30 μg/liter vs 135±15 μg/liter,P〈0.05); whereas there were no differences between values obtained in the proximal or middle esophagus. Serum and tissue zinc concentrations in patients with esophagitis receiving H2 antagonists were more similar to values obtained in patients who were endoscopically normal than to patients with endoscopic esophagitis without treatment. This study suggests that in endoscopic esophagitis: (1) greater amounts of zinc are concentrated in the rapidly proliferating distal esophageal epithelium, (2) the serum zinc pool may serve as a major zinc source, and (3) decreasing esophageal mucosal inflammation with H2 antagonists may decrease zinc loss via the esophageal epithelium.
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Springer
    Digestive diseases and sciences 33 (1988), S. 385-388 
    ISSN: 1573-2568
    Keywords: gastroesophageal reflux ; esophagus ; pH monitoring systems ; human study
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Twenty-four-hour pH monitoring of the esophagus is frequently performed to assess gastroesophageal reflux. We performed a prospective study to determine if results obtained from stationary and ambulatory pH recording systems are comparable. Two groups of patients were studied. Group I consisted of 12 patients monitored simultaneously by both a stationary and an ambulatory pH recording system, each system having a separate pH and reference electrode. In group II, in order to eliminate electrode variability, 10 patients were monitored simultaneously with both systems and a common single pH and reference electrode. In group I, significant correlations were found in six reflux parameters measured and in the 24-hr composite score (r≥0.8722). However, in three of the 12 patients, marked discrepancies were noted in the composite score calculated by the stationary and ambulatory recording systems. Small variations in the pH level recorded by different pH electrodes may have accounted for the discrepancies. In group II, where electrode variability was eliminated, a better correlation was noted between all parameters measured (r ≥0.991), and no discrepancies were noted between calculated composite scores. We concluded that the stationary and ambulatory recording systems tested are comparable in measuring 24-hr esophageal pH.
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    Springer
    Digestive diseases and sciences 34 (1989), S. 349-352 
    ISSN: 1573-2568
    Keywords: HLA phenotyping ; achalasia
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Achalasia is a neuromuscular disorder of the esophagus with unknown etiology. There have been suggestions that this disorder is immunologically mediated. To examine this possibility, HLA phenotyping was prospectively performed on 40 patients with documented achalasia (24 Caucasian, 16 blacks). Results showed a positive association for the class II HLA antigen, DQwl, with 83% of Caucasians (P 〈0.02) and 86% of blacks having the antigen (NS). The relative risk for developing achalasia with the presence of DQw1 was 4.2 in Caucasians and 3.6 in blacks. A negative correlation for the DRw53 antigen was noted in Caucasian patients with a relative risk of 0.23. These results indicate an immunogenetic association for achalasia and provide insight into the pathogenesis of this disorder.
    Type of Medium: Electronic Resource
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  • 5
    Electronic Resource
    Electronic Resource
    Springer
    Digestive diseases and sciences 35 (1990), S. 1176-1179 
    ISSN: 1573-2568
    Keywords: suture ; granuloma ; cholangiocarcinoma ; biliary stricture
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary Eighteen years after having a duodenal leiomyosarcoma resected, a patient presented with weight loss, pruritus, and abdominal pain. ERCP was consistent with a cholangiocarcinoma with proximal hepatic duct stricture and nonfilling of the cystic duct. CAT scan revealed no extrinsic masses compressing the gallbladder or biliary tract. At surgical exploration, the patient was found to have a suture granuloma with surrounding fibrosis within the common bile duct. There was no evidence of malignancy.
    Type of Medium: Electronic Resource
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