September 23, 2015 - SG - Nutrition Flashcards

1
Q

Starvation

A

A severe deficiency in caloric energy intake. It is the most extreme form of malnutrition.

Can be reversed through feeding and nutrition.

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2
Q

Cachexia

A

Also known as wasting syndrome.

A loss of weight, muscle atrophy, fatigue, weakness, in somebody who is not trying to lose weight. The loss of body mass that cannot be reversed nutritionally.

Commonly seen in AIDS, end-stage cancer, tubercolosis, among others.

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3
Q

Determining Nutritional Status

A

You can assess for loss of subcutaneous fat, look for muscle wasting (particularly temporalis), the presence of edema/ascites, the squaring of shoulders.

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4
Q

SGA

A

Subjective Global Assessment

SGA-A: Well-nourished. No weight loss, change in intake, or any physical findings. Also for recovering patients.

SGA-B: Moderately malnourished. Unintentional 5-10% weight loss, decreased energy intake, and mild signs on PE.

SGA-C. Severely malnourished. >10% weight loss, decreased intake, and marked findings on PE.

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5
Q

Short Bowel Syndrome

A

A malabsorption disorder caused by the surgical removal of the small intestine, or rarely due to the complete dysfunction of a large segment of bowel. Most cases are acquired, although some children are born with a congenital short bowel.

Usually develops when more than 2/3 (400cm) of the small intestine are removed. Not enough bowel for proper nutrient absorption.

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6
Q

72-Hour Fecal Fat

A

Can be used to determine if fat malabsorption is taking place.

Normally, up to 7% of fat can be secreted in stool.

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7
Q

High INR in SBS

A

Often caused by Vitamin K deficiency.

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8
Q

Codeine and Transit Time

A

Greatly slows transit time.

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9
Q

Risks of TPN

A

Central line complications.

Liver disease (particularly cholestatic).

Metabolic bone disease.

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