A 45-Year-Old Man Comes to the Office for Progressive Weakness

question 478

Multiple Choice

A 45-year-old man comes to the office for progressive weakness and fatigue over the last year.  The patient was adopted and does not know his family history.  After a comprehensive physical examination and laboratory evaluation, the patient undergoes genetic testing.  A loss of expression mutation is identified in a gene coding for a protein found on the basolateral surface of hepatocytes and enterocytes.  The protein is known to interact with the transferrin receptor.  Which of the following conditions is this patient at greatest risk of developing?

• A)Basal ganglia atrophy
• B)Fat malabsorption and osteoporosis
• C)Iron deficiency anemia
• D)Liver cirrhosis and hepatocellular carcinoma
• E)Pulmonary emphysema

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Definitions:

Capital

Financial assets or the financial value of assets, such as cash and buildings, used by a business to produce goods or services.

Least-Cost Combination

An economic principle where firms aim to achieve the lowest possible cost of production by efficiently combining resources.

Marginal Product

The additional output that is produced by adding one more unit of a specific input, while holding other inputs constant.

Total Dollars

The aggregate or total amount of money without adjusting for factors such as inflation or purchasing power.