Eating Disorders: Questions and Case studies

Questions

 * 1) A girl, who is 17 years old and 170 cm tall with a weight of 45 kg. Her average daily intake of energy nutrients is 100 g of carbohydrates, 20 g of protein and 15 g of fat. 1. What is her daily energy intake (in kcal, kJ) ?  2. What is her basal metabolic rate? Use a rough estimate ie BMR = 24 x weight in kg.
 * 2) Kwashiorkor manifests itself as:
 * 3) *A – By slowing growth
 * 4) *B – Loss of subcutaneous fat
 * 5) *C – Hypoalbuminemia
 * 6) *D – edema
 * 7) Which vitamins are absorbed directly into the intestine?
 * 8) *A – Folic acid
 * 9) *B – biotin
 * 10) *C – Vit. B12
 * 11) *D – Vit. E
 * 12) *E – Pantothenic acid

Case reports
A woman, aged 73 years old

She had been living in a nursing home for 2 years, and in recent months she had difficulty walking, had paresthesias and numbness in her legs. A neurologist diagnosed peripheral neuropathy. He suspected inadequate nutrition, especially in terms of vitamin intake. He had the concentration of transketolase in erythrocytes examined.

Questions:
 * 1) What causes transketolase deficiency?
 * 2) What are the symptoms of thiamine pyrophosphate deficiency?

A man, aged 68 years old
He was on parenteral nutrition for established malnutrition. He was diagnosed with pernicious anemia. The attending physician ordered a blood sample to be taken to determine the B12 level.

Questions:
 * 1) Was this examination necessary for the patient? (Note: This is a relatively expensive examination.)