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Flashcards in Endocrine Disorders Deck (53)
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1

Secondary hypothyroidism results from:
a) excess release of thyroid hormone beyond the newborn period
b) intrauterine exposure to thyrotoxic drugs
c) disease or disorder of the thyroid gland itself
d) disease or disorder of the hypothalamus or pituitary gland compromising thyroid function

d) disease or disorder of the hypothalamus or pituitary gland compromising thyroid function

2

Congenital hypothyroidism has a higher incidence in which of the following populations?
a) African-Americans
b) Hispanic and Native Americans
c) Asian-Americans
d) Euro-Americans

b) Hispanic and Native Americans

3

Which of the following is not a sign or symptom of congenital hypothyroidism?
a) hoarse cry
b) frequent stooling
c) coarse features
d) lethargy

b) frequent stooling

4

The most common cause of hyperthyroidism in children and adolescents is:
a) Graves' disease
b) thyroid cancer
c) thyroid nodules
d) pituitary tumor

a) Graves' disease

5

Which of the following is not found in an adolescent with untreated Graves' disease?
a) behavioral problems
b) sleep disturbances
c) tendency to gain weight easily
d) tachycardia

c) tendency to gain weight easily

6

In which one of the following children would you most suspect hyperthyroidism?
a) a 16 yo male who complains about restlessness
b) a 14 yo adolescent female who is heat intolerant and has amenorrhea
c) a male preteen with behavior problems
d) a 6 yo female who complains of tiredness

b) a 14 yo adolescent female who is heat intolerant and has amenorrhea

7

The most common thyroiditis is:
a) subacute thyroiditis caused by a viral infection of the gland
b) acute suppurative thyroiditis caused by a bacterial infection
c) caused by exposure to radiation or trauma
d) Hashimoto's or chronic autoimmune thyroiditis

d) Hashimoto's or chronic autoimmune thyroiditis

8

Nephrogenic, or vasopressin-resistant diabetes insipidus:
a) is caused by anatomic defects in the brain causing hypofunction of the pituitary or hypothalamus
b) results from damage to the hypothalamus or pituitary from surgical trauma or infection
c) is caused by reduced renal responsiveness to antidiuretic hormone (ADH)
d) Has oliguria as a primary presenting symptom

c) is caused by reduced renal responsiveness to antidiuretic hormone (ADH)

9

An infant with polydipsia, polyuria, irritability, and FTT should be evaluated for:
a) diabetes insipidus
b) homocytinuria
c) growth hormone deficiency
d) hyperglycemia

a) diabetes insipidus

10

Which one of the following is not characteristic of constitutional growth delay?
a) there is generally no history of a similar growth pattern in other family members
b) the child usually remains constitutionally small as an adult
c) final adult stature tends to be normal
d) weight and height at birth are generally in the lower percentiles

c) final adult stature tends to be normal

11

A newborn or infant with birth length

a) growth hormone deficiency

12

An adolescent male who fails to develop secondary sex characteristics at puberty and who has small, underdeveloped testes should be suspected of having:
a) adrenal hyperplasia
b) klinefelter's syndrome
c) marfan syndrome
d) cerebral gigantism (Sotos syndrome)

b) klinefelter's syndrome

13

Individuals with chronic adrenal insufficiency often have:
a) frequent OM
b) high energy levels
c) love for physical activity
d) a craving for salt

d) a craving for salt

14

In the newborn period, infants of diabetic mothers (IDMs) are particularly at risk for:
a) small size for gestational age
b) IUGR
c) disorders in bone development
d) hypoglycemia

d) hypoglycemia

15

Which statement is true about true (complete) precocity or incomplete (pseudoprecocity)?
a) true precocity occurs because of hormonal stimulation from the pituitary or hypothalamus causing gonadal maturation and fertility
b) pseudoprecocity does not involve development of any secondary sex characteristics
c) incomplete precocity is caused by adrenal or gonadal tumor or dysfunction and results in increased linear growth but no development of secondary sex characteristics
d) incomplete or pseudoprecocity leads to testicular growth and ovulation

a) true precocity occurs because of hormonal stimulation from the pituitary or hypothalamus causing gonadal maturation and fertility

16

An adolescent who has tall stature, increased arm span, arachnodactyly, laxity of joints, pectus excavatum, and an abnormal echocardiogram would be suspected of having:
a) Turner's
b) Beckwith-Wiedemann syndrome
c) Marfan
d) Klinefelter's syndrome

c) Marfan

17

Which one of the following is not found in children with growth hormone excess?
a) tall stature
b) prominent mandible and supraorbital ridge
c) high or normal plasma growth hormone
d) short stature

d) short stature

18

A pathognomonic skin finding in children with chronic adrenal insufficiency (Addison's) is:
a) purple striae
b) increased pigmentation in the axilla, groin, areola, hand creases, and surgical scars
c) dry, thickened skin
d) increased perspiration

b) increased pigmentation in the axilla, groin, areola, hand creases, and surgical scars

19

Which of the following findings is not characteristic of children and infants with hyperadrenocorticism?
a) advanced skeletal maturation
b) "moon" facies
c) delayed onset of secondary sex characteristics
d) "buffalo type" adiposity of face, neck, and trunk

a) advanced skeletal maturation

20

Transient neonatal hypoglycemia is:
a) most common in AGA infants
b) low in premature SGA infants
c) most common in LGA infants
d) least common in LGA infants

c) most common in LGA infants

21

Regular insulin:
a) has a quicker onset of effect and longer duration than NPH
b) has a slower onset of effect and shorter duration than NPH
c) has a quicker onset of effect and shorter duration than NPH
d) has the longest duration of the insulins available

c) has a quicker onset of effect and shorter duration than NPH

22

The preferred name now for insulin-dependent diabetes mellitus (IDDM) is:
a) maturity-onset diabetes
b) Type 1 diabetes
c) Type 2 diabetes
d) Insulin resistance syndrome

b) Type 1 diabetes

23

Blood glucose levels of younger children with diabetes should be maintained between:
a) 70-180
b) 100-200
c) 60-80
d) slightly over 200

a) 70-180

24

Blood glucose levels of younger children with diabetes are maintained at slightly higher levels than blood glucose levels of older children because:
a) children have a greater need for available glucose in the blood system
b) younger children tend to be more active
c) younger children become more irritable than do older children
d) lowering the risk of hypoglycemia in younger children is particularly important in order to avoid the potential for hypoglycemia with consequent neurological system damage

d) lowering the risk of hypoglycemia in younger children is particularly important in order to avoid the potential for hypoglycemia with consequent neurological system damage

25

Glucagon should be used to treat:
a) children with mild hypoglycemia
b) children with moderate hypoglycemia
c) children with severe hyperglycemia
d) children with severe hypoglycemia

d) children with severe hypoglycemia

26

Which finding is not a sign or symptom of diabetes onset in children?
a) alopecia
b) glycosuria
c) polydipsia
d) polyuria

a) alopecia

27

Abdominal pain and vomiting are particularly critical to monitor in children with diabetes because these findings may represent the onset of:
a) ketoacidosis
b) gastrointestinal infection
c) hyperglycemia
d) autoimmune response to the pancreas

a) ketoacidosis

28

Which of the following statements is not true about type 1 diabetes?
a) the honeymoon period post diagnosis is of variable duration
b) diabetes is a relatively common disease in childhood
c) children with type 1 diabetes can switch to oral insulin agents once they reach adulthood
d) three factors influence a child's potential to develop diabetes--genetic disposition, autoimmune response, and exposure to viral or chemical agents

c) children with type 1 diabetes can switch to oral insulin agents once they reach adulthood

29

Precocious pubertal development is defined as the development of secondary sexual characteristics in boys before age ___ and menses in girls before age ___.
a) 10, 10
b) 6, 8
c) 9, 9.5
d) 6, 9

c) 9, 9.5

30

In boys, lack of secondary sexual characteristics after 17 years suggests:
a) castration
b) abnormal testicular function
c) true hermaphroditism
d) pituitary adenoma

b) abnormal testicular function