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Flashcards in Iodine Deficiency Disorders Deck (24)
1

>90% of iodine stored in what gland?

thyroid gland

2

thyrotropin- releasing hormone is produced by the __

hypothalamus

3

TSH prod is in the __

anterior pituitary

4

A.Severe mental retardation & growth deficit
B.Upper limb paralysis
C.Rigidity
D.Deaf-mutism

Which is not a part of cretinism?

B

lower dapat

5

T or F. There are a lot of documented cases of cretinism in the Philippines.

F. No record in PHL (none documented)

6

Main causes of hypothyroidism: enumerate

iodine deficiency
thyroiditis
surgical-related

7

an autoimmune disease that may cause thyroiditis (answer must be the one mentioned in lecture)

Hashimoto's Disease

8

Not part of hypothyroidism
A.increased difficulty losing weight
B.cold intolerance
C.abnormal menstrual cycles
D.increased libido

D

decrease dapat

9

enumerate iodine status assessment methods

Goiter classification
Clinical methods
Urinary iodine concentration
TSH concentration

10

When is Goiter classification used to assess iodine status?

late stages of IDD

11

Best method to use for early detection of IDD

Urinary iodine concentration

12

__ are standard of WHO IDD severity
on Median Urinary Iodine Levels due to stable Iodine
storage.
A. Elderly
B. Young Adults
C. School Children
D. Preschoolers

C
(in absence of C, use D)

13

When __% of the population has goiter grade > 0, it's a Public Health Concern
A. 10
B. 20
C. 30
D. 40

20

14

For Median urinary iodine to indicate PH concern re IDD, what must be the measurement?
A. 50 ug/L
C. 25 ug/L

A

15

TSH > 5 mU/L blood: often PH concern re IDD for __
A.elderly
B.young adults
C.preschoolers
D.newborns

D

16

Thyroid volume >97 percentile becomes PH concern re IDD if __%
A. 10
B. 20
C. 30
D. 40

B

17

School children: best target group for the ff indicators except
A. Thyroid volume >97 percentile
B. TSH > 5 mU/L blood
C. Median urinary iodine
D. Goiter grade >0

B - for newborns

18

Which is false?
A.Cretinism is an IDD indicator in both children and adults.
B.Asia has a higher prevalence IDD than Europe.
C.Fortification of food cannot target a particular "at risk" group.
D.All are false.

B

Europe: higher (esp Eastern Europe)

19

target groups of iodized oil supplementation - enum

Women during pregnancy and 1st year postpartum;
Children

20

administration of iodized oil supplementation
A. intradermal
B. intraperitoneal
C. intramuscular
D. oral

C

21

What are goitrogens?

substances that suppress the function of
the thyroid gland by interfering with iodine uptake that
can cause an enlargement of the thyroid

22

goitrogen found in cassava

Thiocyanate

23

goitrogenic action of thiocyanate

Suppresses circulating T4

24

Which is false?
A.Iodinated water could reduce infant mortality
by approximately half
B.Iodized oil prevents infant mortality.
C.Iodine supplementation works in reducing infant mortality, regardless of age

C

association only proven to be present @ 1-2 months of age