Thyroid I - Endemic Goiter
Questions
Please choose the most likely correct answer (one):
1. Iodine Deficiency Disease.
a. Enlargement of the thyroid gland
b. Occurs only in developing countries
c. Is caused by low iodide levels in the diet or water
d. Occurs only in WHO member countries
2. Urinary Iodine Level monitoring.
a. Is best done in school-age children
b. Does not play a role in monitoring population iodine nutrition levels
c. Is not useful in developing countries
d. Should be done weekly in Schools
3. Iodine deficiency in a region does not lead to:
a. Mental retardation in new borns
b. Beri-Beri
c. Cretinism
d. Poor performance at school
4. Goiter is referred to as endemic when it occurs in:
a. 3% of the population
b. Rural populations
c. School age children only
d. In more than 10% of the population in a particular region
5. Iodine nutrition is considered adequate when the median UI levels
are:
a. Less than 20 micrograms in school children
b. More than 200 micrograms in primary school children
c. 50 micrograms in primary school in East Africa
d. Averaging 150 micrograms in school children anywhere in the World
6. Endemic goiter can be controlled by:
a. Salt iodization programs in affected areas
b. Banning the consumption of certain vegetables
c. monitoring the diet of primary school children
d. Migrating from mountainous to low altitude areas
7. The following food is not goitrogenic
a. Sorgum
b. Vicia Faba
c. Cabbage
d. Cassava
8. Compensated hypothyroidism
a. The TSH level is normal
b. Thyroxine levels are reduced
c. TSH levels are elevated with normal T3 and T4 levels
d. Non of the above
9. Grade 1 goiter refers to:
a. Visible thyroid mass
b. Palpable thyroid mass but not visible in neutral position
c. Often causes pressure symptoms
d. Is an indication for surgery
10. Salt iodization programs are:
a. Recommended by the WHO
b. Not a cause of hyperthyroidism when implemented in a region
c. Not dependent on the cooperation of salt manufacturers
d. Necessary in preventing all cases of mental retardation in Africa
11. Total thyroidectomy
a. Is always recommended for endemic goiter
b. Has a low morbidity in all hospitals
c. Is the recommended operation for symptomatic endemic goiter in Africa
d. Should be performed only by experienced surgeons
12. Indications for surgery in endemic goiter do not include:
a. Pressure symptoms
b. Grade 2 goiter in a 25 year old lady
c. Grade 1 goiter
d. breathing difficulties
Answers to these questions will be provided next month!