Malnutrition - Week 2 Flashcards
What is meant by malnutrition?
A state of nutrition in which a deficiency, excess or imbalance of energy, protein and other nutrients causes measurable adverse effects on clinical outcome
State some acute events which may cause malnutrition.
Sepsis, pneumonia etc Fever Surgery Trauma Radiotherapy Chemotherapy
Give some chronic conditions which may result in malnutrition.
Anorexia Asthenia, depression Dysphagia Malabsorption, fistula, diarrhoea Infection (TB, HIV etc) Immobility
Give some psychosocial causes of malnutrition.
Inappropriate food provision
Lack of assistance
Bereavement
Deprivation
Give 3 biochemical markers of malnutrition.
Albumin and transferrin, creatinine
Who needs nutritional support?
BMI <18.5
Unintentional weight loss >10% within the last 3–6 months
BMI <20 and unintentional weight loss >5% within the last 3–6 months
Have eaten or are likely to eat little or nothing for more than 5 days or longer
Poor absorptive capacity and/or high nutrient losses and/or increased nutritional needs from causes such as catabolism
Give examples of nutritional support which can be given.
Food fortification & dietary counselling
Oral nutrition support
Enteral tube feeding
Parenteral feeding
What is meant by enteral tube feeding?
Delivery of a nutritionally complete feed via a tube into the stomach, duodenum or jejunum
What is meant by parenteral nutrition?
The administration of nutrient solutions via a central or peripheral vein
What are the 3 steps in calculating a MUST score?
BMI, unintended weight loss & if acutely unwell or not
