A clinician who works on a cardiac care unit of a hospital is providing care for a number of clients. Which client most likely has a genetic disorder arising from inheritance of a single gene?
A)
A short, thin, 56-year-old woman with hypertension
B)
A tall, thin, myopic, 28-year-old woman with mitral valve prolapse
C)
An overweight, middle-aged male smoker with coronary artery disease
D)
A thin, middle-aged nonsmoking man with a repaired atrial septal defect
Ans:
B
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This patient exhibits several classic signs of Marfan syndrome, an autosomal dominant genetic disorder of the connective tissue. The other patients show signs of heart disease most likely caused by multiple factors.
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