What question did this study set out to answer?

This research investigates how plasma adrenaline and noradrenaline levels change during mental stress and isometric exercise.

January 1, 1985Scandinavian Journal of Clinical and Laboratory Investigation

Plasma adrenaline and noradrenaline during mental stress and isometric exercise in man. The role of arterial sampling

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Why the study?

Does arterial blood sampling provide a more reliable indicator of sympathoadrenal activity compared to venous sampling during mental stress and isometric exercise?

Population

Humans undergoing mental stress and isometric exercise

Comparison

Arterial blood sampling vs Forearm venous blood sampling

Design

Cross-sectional

Authors

LJLars Stig JörgensenAarhus Municipality LBLars BönlökkeAarhus University Hospital NRN. J. Ch RistensenHerlev Hospital

Discussion

Member takes

Implication

May support arterial adrenaline sampling in stress protocols; leaves open prospective validation before practice change.

Key Points

This research investigates how plasma adrenaline and noradrenaline levels change during mental stress and isometric exercise.
Measured plasma adrenaline and noradrenaline in arterial and forearm venous blood during isometric exercise and a mental stress test.
Compared levels in the exercising arm versus the resting arm.
Analyzed the extraction of adrenaline in forearm blood samples.
Arterial plasma adrenaline increased significantly during both isometric exercise and mental stress tests.
Venous plasma noradrenaline showed a rebound phenomenon after isometric exercise and a decrease during mental stress tests.
Indicates that arterial measurement of adrenaline is a more accurate indicator of sympathoadrenal activity than venous measurement.

Structured PICO

Does arterial blood sampling provide a more reliable indicator of sympathoadrenal activity compared to venous sampling during mental stress and isometric exercise?

Population

Humans undergoing mental stress and isometric exercise

Intervention

Arterial blood sampling

Comparator

Forearm venous blood sampling

Outcome

Plasma adrenaline and noradrenaline concentrationssurrogate

Arterial concentrations of adrenaline are preferable to venous concentrations as an indicator of sympathoadrenal activity because forearm extraction of adrenaline is not constant.

Cite This Study

Jörgensen et al. (1985) studied this question.

synapsesocial.com/papers/6a215b676edeeecbd302fed6 https://doi.org/10.3109/00365518509155242

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Plasma adrenaline and noradrenaline during mental stress and isometric exercise in man. The role of arterial sampling

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

Plasma adrenaline and noradrenaline during mental stress and isometric exercise in man. The role of arterial sampling

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

Also Consider

Also Consider