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Clinical Monitoring of Endothelial Dysfunction for Pregnant Women and in the Perioperative Course

24. mai 2018 oppdatert av: Claudia Spies

Clinical Monitoring of Endothelial Dysfunction for Pregnant Women and in the Perioperative Course - a Pilot Study

A single- center prospective observational study. This study evaluates different aspects of endothelial function. It investigates the endothelial leakage with the venous occlusion plethysmography and the flow-mediated vasodilatation by ischaemia reperfusion testing.

Studieoversikt

Status

Avsluttet

Studietype

Observasjonsmessig

Registrering (Faktiske)

47

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiesteder

      • Berlin, Tyskland, 13353
        • Department of Anesthesiology and Intensive Care Medicine, Campus Virchow Klinikum, Charité - Universitaetsmedizin

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

18 år og eldre (Voksen, Eldre voksen)

Tar imot friske frivillige

Ja

Kjønn som er kvalifisert for studier

Hunn

Prøvetakingsmetode

Sannsynlighetsprøve

Studiepopulasjon

Female patients being treated in the Department of Gynecology and Obstetrics, Campus Virchow Klinikum, Charité - Universitaetsmedizin Berlin

Beskrivelse

Inclusion Criteria:

  • Offered patient information and written informed consent
  • Female patients aged greater than or equal to 18 years:

    1. for reduction of a primary ovarian tumour or recidive of an ovarian tumour
    2. pregnant patients with:

      • clinical normal pregnancy
      • pregnancy with weight gain of more than 10 kg
      • pregnancy and gestosis
    3. healthy volunteers

Exclusion Criteria:

  • Persons without the capacity to consent
  • Unability of German language use
  • Lacking willingness to save and hand out data within the study
  • Accommodation in an institution due to an official or judicial order
  • (Unclear) history of alcohol or substances disabuse
  • Coworker of the Charité
  • Advanced disease of the oesophagus or upper respiratory tract
  • Operation in the area of the oesophagus or nasopharynx within the last two months
  • Neurological or psychiatric disease
  • CHF (congestive heart failure) according to (New York Heart Association) classification - NYHA class IV at the beginning of hospital stay
  • American Society of Anaesthesiologists (ASA) classification greater than IV
  • Renal insufficiency (dependency of haemodialysis)
  • Pulmonal oedema in thorax x-ray
  • History of intracranial hemorrhage within one year of participation in the study
  • Conditions following venous thrombosis within the last three years before study inclusion
  • Inflammatory or reflective disease of blood vessels (Raynaud-Syndrome, Vasculitis)
  • Inherent connective tissue disease(e.g. Marfan Syndrome)

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

Kohorter og intervensjoner

Gruppe / Kohort
Perioperative ovarian cancer patients
Pregnant patients
Female healthy volunteers

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Filtration coefficient
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
Endothelial parameter from the examination with venous occlusion plethysmography.
perioperatively up to the fifth postoperative day in patients undergoing surgery
Filtration coefficient
Tidsramme: up to one hour single measurement in pregnant woman
Endothelial parameter from the examination with venous occlusion plethysmography.
up to one hour single measurement in pregnant woman

Sekundære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
All patients: Hemodynamic parameters
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
perioperatively up to the fifth postoperative day in patients undergoing surgery
All patients: Markers of endothelial dysfunction (ICAM-1, E-Selectin, vWF)
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
perioperatively up to the fifth postoperative day in patients undergoing surgery
All patients: Endothelial flow-mediated vasodilatation
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
perioperatively up to the fifth postoperative day in patients undergoing surgery
Perioperative patients: Blood loss
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
perioperatively up to the fifth postoperative day in patients undergoing surgery
Perioperative patients: Parameter of monitored sedation (BIS - Monitoring)
Tidsramme: during the operation
during the operation
Perioperative patients: Incidence and impact of organ dysfunctions
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
perioperatively up to the fifth postoperative day in patients undergoing surgery
Perioperative patients: Pain
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
Patient self-assessed postoperative pain levels during rest using an unmarked zero to one hundred mm visual analog scale (VAS)
perioperatively up to the fifth postoperative day in patients undergoing surgery
Perioperative patients: Body weight
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
perioperatively up to the fifth postoperative day in patients undergoing surgery
Perioperative patients: Satisfaction of the patients, surgeon and anesthesiologist
Tidsramme: on the day of surgery
on the day of surgery
Perioperative patients: Duration until clinical discharge criteria were satisfied
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
Postanesthesia Discharge Scoring System (PADS) for Determining Home-Readiness
perioperatively up to the fifth postoperative day in patients undergoing surgery
Perioperative patients: Intensive care unit average length of stay; hospital average length of stay
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
perioperatively up to the fifth postoperative day in patients undergoing surgery
Perioperative patients: Quality of life
Tidsramme: perioperatively up to hospital discharge in patients undergoing surgery, an expexcted average of two weeks
Descriptive system of health-related quality of life states consisting of five dimensions (mobility, self-care, usual activities, pain/discomfort, anxiety/depression) each of which can take one of three responses. The responses record three levels of severity (no problems/some or moderate problems/extreme problems) within a particular EQ-5D dimension.
perioperatively up to hospital discharge in patients undergoing surgery, an expexcted average of two weeks
Pregnant patients: History data of the pregnancy, parameter of Gestosis
Tidsramme: up to one hour single measurement in pregnant woman
Gestosis: toxemia of pregnancy
up to one hour single measurement in pregnant woman
All patients: Immunological Markers
Tidsramme: perioperatively up to the fifth postoperative day in patients undergoing surgery
Differences in selected immunologic parameters among others IL-6, IL-10
perioperatively up to the fifth postoperative day in patients undergoing surgery

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Sponsor

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart (Faktiske)

29. mars 2011

Primær fullføring (Faktiske)

29. september 2012

Studiet fullført (Faktiske)

29. september 2012

Datoer for studieregistrering

Først innsendt

8. mars 2011

Først innsendt som oppfylte QC-kriteriene

8. mars 2011

Først lagt ut (Anslag)

9. mars 2011

Oppdateringer av studieposter

Sist oppdatering lagt ut (Faktiske)

25. mai 2018

Siste oppdatering sendt inn som oppfylte QC-kriteriene

24. mai 2018

Sist bekreftet

1. mai 2018

Mer informasjon

Begreper knyttet til denne studien

Andre studie-ID-numre

  • POPEYE

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