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USMLE Q Bank Step 2 CK- 401




A 6-year-old boy presents with fever, malaise, cough, running nose and conjunctivitis. His past medical history indicates that he did not receive any immunizations due to his parents’ religious belief. On examination, his temperature is 102.7 F and there are white spots on a red base close to his second molar teeth. He also has non-pruritic, maculopapular rash on his face, behind his ears and spreading to his chest. What is the most likely diagnosis?

A- Chicken pox

B- German measles

C- Measles

D- Mumps

E- Smallpox




Answer: 

Koplik spots in the mouth are diagnostic of measles. They are white spots on a red base and found close to second molars.

The correct answer is C


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