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Febrile neutropenia induces changes in insulin sensitivity similar to obesity.

Acta Clinica Belgica 2018 October 18
BACKGROUND/AIM: To determine insulin sensitivity before chemotherapy and during febrile neutropenia in patients with acute leukemia and to assess its effect on the number of documented infections, the severity of infection and the outcome of the first hospitalization. To compare insulin sensitivity in the study group to a group of patient with obesity.

MATERIALS AND METHODS: The study group consisted of 30 (37% of the total number) patients with newly diagnosed acute leukemia. Testing of insulin sensitivity was done before chemotherapy and during febrile neutropenia. Parameters were compared to a group of 30 age, and sex matched patients with obesity.

RESULTS: Insulin sensitivity was normal before chemotherapy. Obese patients were characterized by insulin resistance. Febrile neutropenia led to the development of insulin resistance (t = -2.43, p = 0.021). The level of insulin resistance was in positive correlation with fibrinogen (r = 0.59, p < 0.05). Patients with a documented site of infection had higher fasting insulin and an insulin resistance before chemotherapy (t = -2.38, p = 0.024). Insulin sensitivity did not influence outcome of the first hospitalization.

CONCLUSION: Patients with acute leukemia in febrile neutropenia developed changes in insulin sensitivity similar to those seen in obesity. Insulin resistance was present in patients with a documented site of infection, and it worsened with the extent of inflammation. The outcome of the first hospitalization was not affected.

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