Term
What is the relevance of SIRS in trauma patients? |
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Definition
It indicates that a systemic response (and all of its nutritional complications) is occurring |
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Term
When should nutrition support be initiated in trauma patients? |
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Definition
Nutrition support should be initiated as soon as resuscitation is complete |
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Term
Which antioxidant has not been shown to benefit trauma patients? |
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Definition
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Term
How quickly should patients be screened for malnutrition risk after admission? |
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Definition
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Term
What are the three main categories of surgical ICU patients? |
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Definition
- Postoperative major elective surgery
- Major injury (burns/trauma)
- Serious sepsis
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Term
What are the characteristics of post-op major elective surgery patients in the SICU? |
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Definition
- They are often moderately depleted of body protein pre-operatively because of their disease process
- The patients tend to lose a significant amount of body protein post-operatively
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Term
What weight change typically occurs in the ICU, and why? |
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Definition
ICU patients typically gain a significant amount of weight due to fluid accumulation |
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Term
What factors can cause indirect calorimetry to be inaccurate? |
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Definition
- Receiving >60% fraction of inspired oxygen in a gas mixture
- Leaking chest or endotracheal tubes in which the ventilated gas is not completely captured
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Term
Do adult patients need to wait 24 hours before initiating feeds after a PEG tube is placed? |
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Definition
No. Two hours is generally adequate. |
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Term
Is aggressive nutrition intervention effective at preventing body protein loss for critically ill patients? |
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Definition
No. They tend to lose large amounts of protein/LBM despite aggressive nutrition intervention |
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Term
How much protein should patients on CRRT receive? |
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Definition
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Term
What is the maximum rate of glucose oxidation in the metabolically stressed adult? |
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Definition
4 to 7 mg/kg/min (equivalent to 400-700 g/day in a 70 kg person) |
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Term
How much urine should a thermal injury patient produce? |
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Definition
Thermal injury patients should produce a minimum of 0.3 to 0.5 mL/kg/hr |
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Term
What are the dangers of excessive fluid resuscitation in critical care patients? |
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Definition
Excessive fluid resuscitation can lead to increased morbidity and mortality |
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Term
What are the recommendations for vitamin and mineral supplementation for burns? |
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Definition
- >20% TSAB: one multivitamin daily, 500 mg of ascorbic acid twice daily 10,000 IU of vitamin A daily, 45-50 mg of zinc daily
- <20% TSAB: one multivitamin daily
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Term
Should parenteral glutamine be considered in the critical care setting? |
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Definition
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Term
Is arginine supplementation recommended in major surgery, trauma, and burn patients? |
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Definition
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Term
What groups benefit from preoperative PN provision? |
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Definition
Only severely malnourished patients have been shown to benefit from preoperative PN provision |
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