Cystic fibrosis Quiz: Ace Your Exams
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A 33-year-old man comes to the PA with complaints of infertility. The man and his 34-year-old wife have been trying to conceive for the past year. His wife has no known medical conditions and has 2 children from a previous marriage. The patient states he has had multiple lung infections in the past, as well as a persistent cough. The patient states he has been taking loratadine when needed for seasonal allergies. His vitals are within normal limits. Physical examination reveals clubbing of the digits. Chest auscultation reveals crackles and wheezes bilaterally. Bilateral testes are palpable within the scrotum and are normal in size. Measurement of nasal nitric oxide is normal. Which of the following is the most likely cause of this patient’s infertility?
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