Rita's Endocrine Questions Flashcards

1
Q

What single test can differentiate hypothyroidism vs hyperthyroidism?

a) TSH
b) T3
c) T4
d) Thyroid antibodies

A

a) TSH

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2
Q

A 15yo has an enlarged thyroid. What physical findings are consistent with Grave’s disease?

a) cold intolerance, unexplained weight changes, dry skin
b) heat intolerance, bradycardia, motor hyperactivity
c) Tremors, delayed maturation, impaired cognition
d) heat intolerance, tachycardia, and lid lag

A

d) heat intolerance, tachycardia, and lid lag
- -> Graves = hyperthyroid!

cold intolerance, unexplained weight changes, dry skin
–> = hypothyroidism

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3
Q

Girl with DM having a few hypoglycemic attacks during her afternoon soccer practice…what should she do to decrease the hypoglycemic attacks?

a) decrease the morning dose of NPH
b) drink a cup of Gatorade every 30 min during activity
c) have a cookie before practice
d) take insulin before practice

A

c) have a cookie before practice

gatorade: not a good idea in diabetics!
- -anything with fat and sugar is good in diabetes!

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4
Q

A 14yo girl who is tanner 3 and has no menarche is worried about being short. What is the next best step?

a) order labs including CBC, IGF-1
b) order a bone age
c) tell her this is normal

A

b) order a bone age
c) tell her this is normal

–> either! b or c

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5
Q

You are examining a 5month old child w/large tongue, constipation, large fontanelle, and dry skin. What is the most likely dx?

a) Turner’s syndrome
b) Hyperthyroidism
c) Hypothyroidism
d) Hyperparathyroidism

A

c) Hypothyroidism

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6
Q

The mother of a 6yo diabetic reports a blood glucose of 59 at 2am and 199 at 7am. What is the best recommendation?

a) inform the mother that this is a lab error
b) eliminate the insulin at bedtime
c) inform the mother that this is the dawn phenomena
d) change the insulin at bedtime to a long regular

A

b) eliminate the insulin at bedtime

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7
Q

If you suspect hyperthyroidism, what tests would you order?

a) thyroid binding antibodies, TSH
b) TSH, T4
c) T4 and T3
d) Free T4 and T3

A

b) TSH, T4

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8
Q

If a preschooler has type 1 diabetes and is on a 2 injection per day regimen of insulin lispro and NPH administered before breakfast and before dinner. The mother reports that her child’s blood glucose level before breakfast has been low. What should be the first course of action?

a) decrease the dose of NPH before breakfast
b) decrease the dose of NPH before dinner
c) decrease the dose of insulin Lispro before breakfast
d) decrease the dose of insulin Lispro before dinner

A

b) decrease the dose of NPH before dinner

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9
Q

A 12yo with congenital adrenal hyperplasia presents with weakness, vomiting, and hypotension. Which of the following should be administered to a child with congenital adrenal hyperplasia who has weakness accompanied by hypotension?

a) mineralocorticoid replacement
b) IV fluid hydration
c) adrenocorticotropic hormone (ACTH)
d) glucocorticoid stress treatment

A

d) glucocorticoid stress treatment

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10
Q

A 12yo girl presents with height below the 5th percentile and tanner stage 4 pubertal development. Her mid parental target height is 5’6”. Her PE is remarkable for widely spaced nipples. What is the diagnostic study of choice?

a) bone age
b) karyotype
c) IGF-1 (insulin like growth factor 1)
d) LH (luteinizing hormone)

A

b) karyotype

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