A Cab Driver, Stuck in Traffic, Becomes Lightheaded, Tremulous, Diaphoretic

A cab driver, stuck in traffic, becomes lightheaded, tremulous, diaphoretic, tachycardic, and dyspneic. A work-up in an emergency department reveals no pathology. Which medical diagnosis should the nurse suspect, and what nursing diagnosis should be the nurse's first priority?

A) Generalized anxiety disorder and a nursing diagnosis of fear
B) Mild anxiety disorder and a nursing diagnosis of anxiety
C) Pain disorder and a nursing diagnosis of altered role performance
D) Panic disorder and a nursing diagnosis of anxiety