Q: A 14-month-old infant receives chronic total parenteral nutrition for short gut syndrome. Which of the following is the most common complication?

(a) :  Sepsis
(b) :  Liver disease
(c) :  Pulmonary emboli
(d) :  Air emboli
(e) :  Irreversible atrophy of the mucosa of the small intestine
Answer:  Sepsis

Q: A 10-year-old boy has been having bellyaches for about 2 years. They occur at night as well as during the day. Occasionally, he vomits after the onset of pain. Occult blood has been found in his stool. His father also gets frequent stomachaches. The most likely diagnosis is

(a) :  Peptic ulcer
(b) :  Appendicitis
(c) :  Meckel diverticulum
(d) :  Intussusception
(e) :  Pinworm infestation 
Answer:  Peptic ulcer

Q: A 10-month-old infant has poor weight gain, a persistent cough, and a history of several bouts of pneumonitis. The mother describes the child as having very large, foul-smelling stools for months. Which of the following diagnostic maneuvers is likely to result in the correct diagnosis of this child?

(a) :  CT of the chest
(b) :  Serum immunoglobulins
(c) :  TB skin test
(d) :  Inspiratory and expiratory chest x-ray
(e) :  Sweat chloride test 
Answer:  Sweat chloride test 

Q: You are awakened in the night by your 2-year-old son, who has developed noisy breathing on inspiration, marked retractions of the chest wall, flaring of the nostrils, and a barking cough. He has had a mild upper respiratory infection (URI) for 2 days. The most likely diagnosis is

(a) :  Asthma
(b) :  Epiglottitis
(c) :  Bronchiolitis
(d) :  Viral croup
(e) :  Foreign body in the right mainstem bronchus
Answer:  Viral croup

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