USMLEGladiator
2009 & still in race
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21. A 3-month-old boy is brought to the physician in January because of difficulty breathing, clear nasal discharge, and cough for 24 hours. His temperature is 37.6°C (99.6°F), blood pressure is 88/54 mm Hg, pulse is 168/min, and respirations are 60/min. Bilateral wheezing, prolonged expiration, and a grade 2/6 systolic murmur along the left sternal border are heard. The liver is palpated 3 cm below the right costal margin. An x-ray film of the chest shows bilateral hyperinflation and no cardiomegaly. Which of the following is the most likely diagnosis?
O A) Adenovirus pneumonia
O B) Congestive heart failure
O C) Influenza A virus pneumonia
O D) Respiratory syncytial viral bronchiolitis
O E) Staphylococcal pneumonia
0 F) Status asthmaticus
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| Aashi
Forum Moderator
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D) Respiratory syncytial viral bronchiolitis
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| jojo999
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d
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| falcon
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Hi, Aashi, can u explain why it is D and why not it is A or C
Thanks
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| ngaybinhyen
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D
-t.
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