Ch. 455 - IDA Flashcards Preview

Nelson - Exam 5 (Cardio/Hema/Onco) > Ch. 455 - IDA > Flashcards

Flashcards in Ch. 455 - IDA Deck (14)
Loading flashcards...
1
Q

The most widespread and common nutritional disorder in the world

A

Iron deficiency

2
Q

It is therefore necessary to absorb approximately ___ mg iron daily to maintain positive iron balance in childhood

A

1

3
Q

Because <10% of dietary iron usually is absorbed, a dietary intake of ___ mg of iron daily is necessary to maintain iron levels.

A

8-10

4
Q

Breastfed infants have an advantage because they absorb iron ___ times more efficiently than infants fed cow’s milk

A

2-3

5
Q

Most iron in neonates is in ___

A

Circulating hemoglobin

6
Q

Iron stores are usually sufficient for blood formation in the first ___ mo of life in term infants

A

6-9

7
Q

Delayed clamping of cord is defined as

A

> 1-3min

8
Q

Early clamping of cord is defined as

A

Less than 30sec

9
Q

In term infants, anemia caused solely by inadequate dietary iron usually occurs at ___mo of age and is relatively uncommon thereafter.

A

9-24

10
Q

The usual dietary pattern observed in infants and toddlers with nutritional iron-deficiency anemia in developed countries is

A

Excessive consumption of cow’s milk (low iron content, blood loss from milk protein colitis) in a child who is often overweight

11
Q

___ must be considered as a possible cause in every case of iron-deficiency anemia, particularly in older children and adolescents

A

Blood loss

12
Q

Chronic intestinal blood loss induced by exposure to cow’s milk protein is characeteristically

A

Anemia that is more severe and earlier than IDA

13
Q

Blood loss caused by exposure to cow’s milk protein can be prevented by

A

1) Breastfeeding 2) Delaying introduction of whole cow’s milk in the 1st year of life 3) Limiting quantity of feeds to <24oz/24hr.

14
Q

Highest risk of IDA is among what age-group

A

Teenagers who are or have been