A 6-year-old boy was brought to the ER with severe vomiting and diarrhea for 3 days. He is lethargic, hypotensive (40/20 mmHg), tachycardic, has sunken eyes, dry mucous membranes, and no tears. The most appropriate initial IV fluid therapy is:
Anonymous Quiz
7%
0.45% saline with dextrose
17%
Normal saline 100 mL/kg over 30 minutes
12%
Ringer lactate 50 mL/kg over 30 minutes
64%
Ringer lactate 20 mL/kg over 20 minutes; repeat if needed
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A 2-year-old girl eats poorly but loves potato chips. The best measure of nutritional status is:
Anonymous Quiz
10%
Head circumference
4%
Length
12%
Weight
74%
Weight for height
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All of the following statements about enuresis are true EXCEPT:
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49%
Normal up to 7 years of age
11%
Risk increases if both parents had enuresis
20%
Secondary enuresis requires evaluation for stress
20%
More common in boys
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Which statement about omphalocele is TRUE?
Anonymous Quiz
16%
Not covered with a sac
12%
Normal abdominal cavity size
29%
Appears to the right of the umbilicus
43%
May be associated with trisomy
❤2
Stool lacks reducing substances.
Anonymous Quiz
38%
Lactase deficiency
27%
Sucrase-isomaltase deficiency
16%
Glucose malabsorption
20%
Galactose malabsorption
Preferred investigation:
Anonymous Quiz
8%
Abdominal X-ray
73%
CT scan abdomen
4%
Nuclear scan
16%
Left lateral decubitus film
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Which one is TRUE regarding his conditon?
Anonymous Quiz
19%
Resolves spontaneously
13%
Diagnosis not confirmed by X-ray
28%
Most patients are symptomatic
40%
Chest CT is required
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False statement about pertussis
Anonymous Quiz
9%
Erythromycin is treatment
16%
Erythromycin may cause pyloric stenosis
22%
Infants may appear normal between coughing spells
53%
Pertussis gives lifelong immunity
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Definitive test for congenital CMV
Anonymous Quiz
21%
Urine culture
50%
CMV IgG
17%
CMV IgA
12%
Blood culture
A child with diarrhea has sodium level 160 mEq/L. Appropriate management:
Anonymous Quiz
12%
Rapid correction in 6 hours
14%
D5W without sodium
66%
Correct slowly over 48 hours
8%
No IV fluids needed
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Which stage of pertussis is most contagious?
Anonymous Quiz
43%
Catarrhal stage
37%
Paroxysmal stage
16%
Convalescent stage
4%
Recovery stage
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A child with pertussis develops severe coughing spells with cyanosis. Most likely phase?
Anonymous Quiz
25%
Catarrhal phase
61%
Paroxysmal phase
5%
Incubation phase
9%
Convalescent phase
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Drug of choice for treatment of pertussis?
Anonymous Quiz
10%
Amoxicillin
75%
Erythromycin
12%
Ceftriaxone
3%
Vancomycin
👍2
Characteristic CBC finding in pertussis?
Anonymous Quiz
11%
Neutropenia
67%
Lymphocytosis
14%
Thrombocytopenia
9%
Eosinophilia
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Which complication may occur due to severe coughing in pertussis?
Anonymous Quiz
83%
Subconjunctival hemorrhage
5%
Ascites
9%
Glomerulonephritis
4%
Pancreatitis
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Pertussis is transmitted mainly by:
Anonymous Quiz
5%
Contaminated food
4%
Blood transfusion
90%
Respiratory droplets
1%
Mosquito bite
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