A patient is admitted with acute respiratory failure and pneumonia. The physician documents acute respiratory failure as the condition requiring the most intensive management. Per UHDDS and ICD-10-CM guidelines, what is the principal diagnosis?
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A
Pneumonia, because it caused the respiratory failure
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B
Acute respiratory failure, because it required the most resources
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C
Both conditions are co-principal and either may be sequenced first
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D
Whichever condition the physician lists first in the H&P