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Kaplan Qbank USMLE



Author3 Posts
  #1

A 15-year-old girl presents with dyspnea, cough, and wheezing. Ear, nose, and throat examinations are normal. After a careful history, it is determined that she has drug-induced bronchoconstriction. Her symptoms are likely a result of taking a drug that blocks which of the following enzymes?
A. Cyclooxygenase (COX)
B. 5-Lipoxygenase (5-LOX)
C. Phosphodiesterase (PDE)
D. Phospholipase A2 (PLA2)
E. Phospholipase C (PLC)


  #2

COX enzyme (most probably aspirin)

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  #3

COX and shifting to more LT production

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