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Fatigue (PDQ®)
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Last Modified:
04/22/2009
Table 1. Nutrition/Energy Factors
Mechanisms
Causes
Altered ability to process nutrients
Impaired glucose, lipid, and protein metabolism
Increased energy requirements
Tumor consumption of and competition for nutrients
Hypermetabolic state due to tumor growth
Infection/fever
Dyspnea
Decreased intake of energy sources
Anorexia
Nausea/vomiting
Diarrhea
Bowel obstruction
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