Intestinal Failure, Malnutrition & Malabsorption Flashcards Preview

1MB Gastroenterology > Intestinal Failure, Malnutrition & Malabsorption > Flashcards

Flashcards in Intestinal Failure, Malnutrition & Malabsorption Deck (20)
1

What is intestinal failure?

Inability to maintain adequate nutrition + fluid demand via the intestines

2

What are some causes of intestinal failure?

Obstruction
Surgical resection
Congenital defects
Malabsorption diseases

3

What is the time frame for acute intestinal failure?

Up to 2 weeks

4

Give examples of some complications of parenteral nutrition

Sepsis
Line fracture/leakage
Pneumothorax

5

What is the treatment of choice for type III (chronic) intestinal failure?

Home parenteral nutrition

6

Less than 300 cm of small bowel is classed as short bowel syndrome. True/False?

False
Less than 200 cm is classed as short bowel syndrome

7

Albumin is a reliable, often diagnostic marker of malnutrition. True/False?

False
Low albumin can suggest malnutrition but can be low in other things

8

Which vitamins and minerals are significantly lower in high risk patients suffering from malnutrition?

Vitamin A, C, D, E
Zinc

9

What are the 4 stages of nutritional support?

Food (feeding normally)
Oral supplements
Enteral feeding
Parenteral feeding

10

What is enteral tube feeding?

Delivery of nutrition into the stomach, duodenum or jejunum via a tube

11

What are the 5 main methods of enteral tube feeding?

Nasogastric
Nasojejunal
Percutaneous endoscopic gastrostomy
Percutaneous endoscopic jejunostomy
Surgical jejunostomy

12

Name some contraindications for ET feeding

Lower GI obstruction
Prolonged ileus
Severe vomiting/diarrhoea
Fistulae
Intestinal ischaemia

13

Name some complications of ET feeding

Incorrect insertion
Rupture, perforation, bleeding
Reflux
GI intolerance/irritation

14

What is parenteral feeding?

Administration of nutrition intravenously

15

When would PE feeding be used over ET feeding?

Non-functioning GI tract
Short bowel syndrome
Motility disorders
IBD with severe malabsorption

16

What is refeeding syndrome?

Fatal shift in fluid and electrolyte imbalance caused by sudden feeding following long period of undernutrition

17

Define malabsorption

Defective mucosal absorption due to poor luminal digestion or structural disease

18

Which deficiency/-ies might cause easy bruising?

Vitamin K or Vitamin C deficiency

19

Which deficiency/-ies are known to cause glossitis?

Vitamin B12 deficiency
Iron deficiency

20

Which deficiency is known to cause spooning of the nails?

Iron deficiency