Essential fatty acid deficiency may complicate total parenteral nutrition (TPN). Which of the following statements are true?
A. Essential fatty acid deficiency may be prevented by the administration of 1% to 2% of total calories as fat emulsion.
B. Fat-free parenteral nutrition results in the appearance of plasma abnormalities, indicating essential fatty acid deficiency, within 7 to 10 days of initiation.
C. An abnormal plasma eicosatrienoic-arachidonic acid ratio is always associated with essential fatty acid deficiency.
D. Following initiation of fat-free parenteral nutrition, dry, scaly skin associated with a maculopapular rash indicates essential fatty acid deficiency.
Answer:B
Essential fatty acid deficiency may complicate total parenteral nutrition (TPN). Which of the following statements are true?
A. Essential fatty acid deficiency may be prevented by the administration of 1% to 2% of total calories as fat emulsion. B. Fat-free parenteral nutrition results in the appearance of plasma abnormalities, indicating essential fatty acid deficiency, within 7 to 10 days of initiation. C. An abnormal plasma eicosatrienoic-arachidonic acid ratio is always associated with essential fatty acid deficiency. D. Following initiation of fat-free parenteral nutrition, dry, scaly skin associated with a maculopapular rash indicates essential fatty acid deficiency.