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Hyperglucagonaemia in the surgical patient
British Medical Journal
|January 4, 1975
Summary
Surgical operations cause a significant rise in plasma glucagon levels. This study investigated the complex interplay between plasma glucagon and plasma insulin during and after surgery, noting insulin
Area of Science:
- Endocrinology
- Metabolic Regulation
- Surgical Physiology
Background:
- Surgical stress impacts hormonal balance.
- Understanding glucose regulation during surgery is crucial.
Purpose of the Study:
- To measure plasma glucagon, insulin, and blood glucose.
- To analyze hormonal changes before, during, and after surgical operations.
Main Methods:
- Serial blood sampling in 21 patients.
- Measurement of plasma glucagon, plasma insulin, and blood glucose concentrations.
Main Results:
- Plasma glucagon significantly increased during surgery.
- Plasma insulin decreased during surgery but rose postoperatively.
- Hyperglycaemia persisted despite insulin level changes.
Conclusions:
- Surgical operations induce hyperglucagonaemia.
- The glucagon-insulin relationship is complex during surgical stress.