p267

Question 1

children > 4 years old.
Salicylate poisoning can cause in the ABGs, during the 1st few hours after ingestion a primary____________.
Then, they suggest compensated ____________.

Answer 1

respiratory alkalosis

metabolic acidosis

Respiratory alkalosis occurs in this age group
because aspirin stimulates the respiratory center

Question 2

3.5-year-old girl
ABGs of Salicylate poisoning, with hypotensive, flushed, and tachypneic. Show:
high or low what?
pH __; HCO3 __; pCO2 ___

Answer 2

pH low; HCO3 low; pCO2 low

Question 3

ASA toxicity in children < 4 years of age leads to ___anion gap metabolic ______ with _____
compensation.

Therefore, the pH will be _____(due to
_____). The HCO3 will be __ and the pCO2 will be
____.

Answer 3

high
acidosis
respiratory/tachypnea.

low or normal
compensation
low(due to metabolic acidosis)
low (due to respiratory compensation)

Question 4

The hallmark physical findings in intussusception are:

Answer 4

a right hypochondrium sausage-shaped mass and emptiness in the right lower quadrant
(Dance sign).

Question 5

Etiologies of Intussusception <1year old

Answer 5

usually idiopathic

Question 6

Etiologies of Intussusception > 1year old

Answer 6

here may be a “lead point,” ie, a
mass or other intestinal abnormality that triggers the telescoping; examples include 
-polyps,
-lymphoma
- Meckel's diverticulum, 
-Henoch-Schönlein purpura.
Cystic fibrosis is also a risk factor.

Question 7

Impetigo Tx|

Answer 7

Treatment for localized disease is topical mupirocin.
but not compounds
containing neomycin, are the preferred first-line tx.

Oral such as dicloxacillin or cephalexin are also used.

Question 8

____________ is as effective as cephalexin or amoxicillin/clavulanate in the treatment of
impetigo

Answer 8

Topical mupirocin

Question 9

A mother is worried about her child, because of a family history of myopathy. What is the
most appropriate investigation to do first in the child?

Answer 9

Creatine phosphokinase (CPK)

Question 10

A child has juvenile polyposis. What is the most common symptom to be seen in this
patient?

Answer 10

Painless bleeding

Question 11

After diagnosis and treatment of a recurrent urinary tract infection in any children < 5 years
further investigation should include:

Answer 11

Renal ultrasound and voiding cystogram in girls, making US at first
. Both for boys but cystogram at first.

Question 12

radial head subluxations, examination landmarks are:

Answer 12

arm is adducted and the forearm is pronated

“nursemaid’s elbow”.

Question 13

radial head subluxations if multiple reduction attempts prove unsuccessful. what to do?

Answer 13

a sling or posterior long arm splint may
be applied for comfort,
and the child can be referred to an orthopedist.