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Abstract
Arterial plasma amino acids and glucagon, blood glucose, and serum insulin were measured
in 10 patients on the second and third days after severe thermal injury and at the
same time in 10 control patients following uncomplicated abdominal operations. On
the second and third days in patients with burns, plasma glucagon (460.1 ± 270.4 and
331.0 ± 187.1 pg/ml, respectively) was higher than in the controls (p < 0.01, p <
0.05). Glucose was greater in burned patients than in controls on the second day (171.1
± 66.1 mg%, p < 0.05) and on the third day (164.4 ± 49.0 mg%, p < 0.01); insulin was
higher in those with burns on day three (45.7 ± 33.8 μU/ml, p < 0.05). The insulin:glucagon
molar ratios in the two groups were not significantly different, suggesting that there
are other factors which control the catabolic rate. On day two, in patients with burns,
phenylalanine (79.9 ± 20.9 μmole/liter) and the key glucogenic amino acid, alanine,
(387.2 ± 207.1 μmole/liter) were elevated and greater than in the controls (p < 0.05,
p < 0.05). Phenylalanine remained elevated on the third day after thermal injury (87.7
± 14.9 μmole/liter, p < 0.001). In the burned group, but not in the controls, there
was a correlation between alanine and phenylalanine on both days (r = 0.73, p < 0.05,
r = 0.82, p < 0.01). There was no correlation between alanine and glucagon in either
group. These data suggest impaired liver metabolism following severe burns.
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Article info
Publication history
Accepted:
March 31,
1977
Footnotes
☆Supported by grants from the British Columbia Medical Services Foundation and the Medical Research Council of Canada.
Identification
Copyright
© 1978 Published by Elsevier Inc.