A 53-Year-Old Man Is Being Evaluated for Dyspnea

question 294

Multiple Choice

A 53-year-old man is being evaluated for dyspnea.  The graph on the right shows how the patient's work of breathing varies with respiratory rate, whereas the graph on left represents the work of breathing versus respiratory rate in a normal individual.  The minute ventilation is constant and equal in both graphs. Which of the following is the most likely diagnosis in this patient?

• A)Alpha-1 antitrypsin deficiency
• B)Anxiety disorder
• C)Asthma
• D)Goiter
• E)Pulmonary fibrosis

---

Definitions:

Investment Account

An account held at a financial institution that is used for investing in securities, such as stocks, bonds, and mutual funds.

Withdraw

The process of withdrawing money from a bank account or investment.

Compounded Monthly

It's the practice of assessing interest each month, by adding up both the initial amount invested or borrowed and the subsequent interest that's accumulated over time.

GIC's Maturity

The fixed date when a Guaranteed Investment Certificate (GIC) expires and the principal amount is returned to the investor along with the accrued earnings.