Bedside Ultrasound Measurement of the Inferior Vena Cava Correlates to Central Venous Pressure

NCT ID: NCT00596921

Last Updated: 2008-01-17

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Total Enrollment

100 participants

Study Classification

OBSERVATIONAL

Brief Summary

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This study proposes to examine the correlation of central venous pressure to measures of the diameter of the inferior vena cava as determined by bedside ultrasonography.

Detailed Description

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Central venous pressure (CVP) is a key physiologic estimate of preload, which in turn helps define the vascular fluid status. It is a particularly important parameter to measure in critically ill and injured patients who may require resuscitation. Unfortunately, measurement of the CVP requires invasive central venous catheters which can be difficult or time-consuming to insert. A non-invasive means of inferring the CVP would provide clinicians with an alternative. Preliminary data suggests that the diameter of the vena cava may reflect the CVP. Ultrasonography can provide reliable measures of internal body structures including the vena cava, and therefore may be useful in this regard. Collecting simultaneous values of vena cava diameter and CVPs will allow for the identification and quantification of correlation.

Conditions

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Shock Hypovolemia Hypervolemia

Study Design

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Observational Model Type

CASE_ONLY

Study Time Perspective

CROSS_SECTIONAL

Eligibility Criteria

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Inclusion Criteria

* CVP or right heart catheter that is already in place and functioning properly

Exclusion Criteria

* Supine position or placement of ultrasound probe on abdomen is contraindicated.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Brooke Army Medical Center

FED

Sponsor Role lead

Responsible Party

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Brooke Army Medical Center

Principal Investigators

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Robert A De Lorenzo, MD

Role: PRINCIPAL_INVESTIGATOR

Brooke Army Medical Center

Central Contacts

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Robert A De Lorenzo, MD

Role: CONTACT

210.916.0607

Other Identifiers

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CIRO.2008111

Identifier Type: -

Identifier Source: secondary_id

C.2008.029

Identifier Type: -

Identifier Source: org_study_id

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