Exam Questions And Answers
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,PED - 1.2
Bone age is advanced:
A) in case of hypothyreoidism
B) amongst children living in bad social
conditions
C) in congenital adrenal hyperplasia
D) in familiar dwarfism
E) as a result of glucocorticoid application
ANSWER
C) in congenital adrenal hyperplasia
EXPLANATION
Bone age is advanced in congenital adrenal
hyperplasia (CAH). The diagnosis of no-salt-
losing CAH, especially in boys, is often made at
the age of 3-6 years, by this time, bone
maturation can even exceed the chronological
age of 5 years. Appropriate treatment slows
,down growth; however, if the bone age is
already equivalent of a 12-year-old,
spontaneous gonadotropin-dependent puberty
can occur, because hydrocortison therapy has
already repressed the production of adrenal
androgens, allowing the production of
gonadotropins by the hypophysis.
PED - 1.7
How much is the daily maintenance fluid
requirement of a child who weighs 14 kg?
A) 700 ml
B) 900 ml
C) 1200 ml
D) 2000 ml
E) 2800 ml
ANSWER
C) 1200 ml
EXPLANATION
Calculation of daily maintenance fluid
requirement: For the first 10 kg of weight:100
, ml/kg, then from 11 kg to 20 kg: 50 ml/ kg. Thus
for a child, who weighs 14 kg it is 1200 ml.
PED - 1.8
Minimum daily fluid requirement of a 6-month-
old baby with mild diarrhea is:
A) 50 ml/ttkg
B) 75 ml/ttkg
C) 150 ml/ttkg
D) 300 ml/ttkg
E) 400 ml/ttkg
ANSWER
C) 150 ml/ttkg
EXPLANATION
Infants require an amount of maintenance fluid
of 100mlg/kg/day. In mild diarrhea, we have to
add (supplement) the losses, which is 50
ml/kg/day. Thus, a total of 150 ml/kg/day
should be administered.