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  • 2015-2019
  • 2005-2009
  • 2000-2004
  • 1985-1989  (6)
  • 1905-1909
  • Pollution  (4)
  • Gastroduodenal ulcer  (2)
  • 1
    Electronic Resource
    Electronic Resource
    Springer
    Chromatographia 27 (1989), S. 37-43 
    ISSN: 1612-1112
    Keywords: Gas chromatography ; Methylbromide ; Charcoal tubes ; Pollution
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary Air sampling of methylbromide using 900 mg HBr-treated activated charcoal tubes, followed by solvent desorption and FID or ECD chromatographic analysis, makes it possible to evaluate concentrations ranging from 0.2 ppm (1 mg×m−3) to 250 ppm (1g×m−3) at ambient temperature even with a high hygrometric level. Thermal desorption does not lead to satisfactory results.
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Springer
    Langenbeck's archives of surgery 369 (1986), S. 741-741 
    ISSN: 1435-2451
    Keywords: Gastroduodenal ulcer ; Perforation ; Prognostic criteria ; Indication ; Gastroduodenalulcus ; Perforation ; Prognostische Kriterien ; Verfahrenswahl
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Description / Table of Contents: Zusammenfassung Die hohe Morbidität (20–65% Ulcussymptome, 5–20% Ulcuskomplikationen, 20–39% Reoperationen) nach Excision und übernähung bei Patienten mit Ulcusperforation auchohne Ulcusanamnese spricht für die primäre, definitive Operation. Um das erhöhte Operationsrisiko auszuschalten, faßten wir 4 Risikofaktoren (Alter 〉 70, Intervall Perf./Op. 〉 24 h, schwere Begleitkrankheiten, diffuse Peritonitis) und die Ulcusanamnese 〈 3 Monate zu einem 5-Punktesystem zusammen. Patienten mit ≤ 3 Pt. wurden definitiv operiert (Excision/übernähung/PSV oder Resektion), Patienten mit ≥ 4 Pt. nur excidiert und übernäht. Die Gesamtletalität in dieser Serie von 51 Patienten (79–83) war dabei signifikant geringer (2 Patienten verstorben von 51; 4%) als in einer Serie mit grundsätzlicher definitiver Operation (5 verstorben von 64, 8%) (p 〈 0,025).
    Notes: Summary The high morbidity (20%–65% ulcer symptoms, 5%–20% ulcer complications, 20%–39% reoperations) after excision and simple closure of perforated ulcers that also occurs among patientswithout an ulcer history indicates that definitive operation is the treatment of choice. To identify patients with a high risk of mortality, a critical scoring system was devised according to whether the duration of the ulcer history exceeded 3 months and according to four risk factors: (1) age 〉 70 years, (2) time between perforation and operation 〉 24 h, (3) severe concomitant disease, and (4) diffuse peritonitis. Patients who scored ≤ 3 points underwent definitive surgery (excision, closure, proximal gastric vagotomy or partial gastrectomy), and patients who scored ≥ 4 points underwent only excision and simple closure. The overall mortality (2 of 51 patients died) of 4% was significantly lower than that of a previous group (8%) treated with definitive surgery, in which 5 of 64 patients died (p 〈 0.025).
    Type of Medium: Electronic Resource
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  • 3
    ISSN: 1435-2451
    Keywords: Proximal gastric vagotomy ; Gastroduodenal ulcer ; Ten-year results ; Proximal selektive Vagotomie ; Gastroduodenales Ulcus ; 10-Jahres-Ergebnisse
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Description / Table of Contents: Zusammenfassung Wir berichten über die 10-Jahres-Ergebnisse einer prospektiven multizentrischen Studie an 8 europäischen Kliniken (Basel, Bern, Düsseldorf, Erlangen, Freiburg, Krefeld, München Klinikum Grosshadern, Strassburg) zur Bewertung der proximal selektiven Vagotomie beim gastroduodenalen Ulcus. Die Nachuntersuchungsrate war 81%. Ergebnis:n symptomatisch total Visick Ulcustyp % Rezidivrate % 1 + II Ulcus duodeni524 13,6 20,4 88% Ulcus ventriculi 71 13,5 19,8 73% Ulcus pyloricum/praepyloricum 94 18,7 31,684% Kombinierte Ulcera 28 27,9 31,7 82%
    Notes: Summary We report the 10-year results of a prospective multicenter trial in eight European centers (Basel, Bern, Düsseldorf, Erlangen, Freiburg, Krefeld, München Klinikum Grosshadern, Strassburg) evaluating proximal gastric vagotomy for gastroduodenal ulcers. The follow-up rate was 81%. Results:n Symptomatic Total Visick Ulcer type recurrencerecurrence I + II (%) (%) Duodenal ulcer 524 13.6 20.488% Gastric ulcer 71 13.5 19.8 73% Pyloric/prepyloric ulcer 94 18.7 31.6 84% Combined ulcer 28 27.9 31.782%
    Type of Medium: Electronic Resource
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  • 4
    ISSN: 1612-1112
    Keywords: Gas chromatography ; Ethylene oxide ; Active charcoal tubes ; Pollution
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary Air sampling of ethylene oxide on active charcoal tubes followed by GC analysis is a frequently proposed method. This paper studies just to what extent it can be used, defining its limitations (concentration range, influence of ambient temperature and relative humidity), which are seldom taken seriously into account. This method proves inadequate to determine low pollution levels, i.e. around 2 mg m−3.
    Type of Medium: Electronic Resource
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  • 5
    ISSN: 1612-1112
    Keywords: Gas chromatography ; Chlorinated methanes ; Activated charcoal sampling ; Pollution
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary A sampling method using activated charcoal, followed by percolation with ethanol and FID or ECD chromatographic analysis, depending on the concentrations to be monitored, makes it possible to evaluate concentrations of methylene chloride between 5 and 1000mg m−3, chloroform between 0.1 and 2000mg m−3, and carbon tetrachloride between 0.015 and 1000mg m−3.
    Type of Medium: Electronic Resource
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  • 6
    ISSN: 1612-1112
    Keywords: Gas chromatography ; Ethylene oxide ; HBr-treated charcoal tubes ; Pollution
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary Air sampling of ethylene oxide on HBr-treated charcoal tubes followed by capillary GC analysis of the 2-bromoethanol produced allows pollution control evaluation for concentrations ranging from 0.2 to 20 mgm−3. The adequacy of the method is assessed taking into account ambient temperature and relative humidity.
    Type of Medium: Electronic Resource
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