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Heat stress reduces the central blood volume and causes orthostatic intolerance. The hypothesis is that infusion of volume may reduce effects of orthostatic stress during heat stress.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| A | Experimental |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Intravascular volume administration | Procedure | Infusion of colloid to reestablish CVP under heat stress |
|
| Measure | Description | Time Frame |
|---|---|---|
| Cardiac filling pressure in relation to cardiac SV | with varying degress of lower body negative pressures |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Niels Secher, MD, PhD | Rigshospitalet, Denmark | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Dept of anesthesiology 2041 | Copenhagen | 2100 | Denmark |
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| ID | Term |
|---|---|
| D013575 | Syncope |
| ID | Term |
|---|---|
| D014474 | Unconsciousness |
| D003244 | Consciousness Disorders |
| D019954 | Neurobehavioral Manifestations |
| D009461 | Neurologic Manifestations |
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| D009422 | Nervous System Diseases |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |