Which of the following types of pneumonia suggests that the patient acquired it through inhala-tion of infectious particles?

a. Cytomegalovirus
b. Haemophilus influenzae
c. Histoplasmosis
d. Staphylococcus

ANS: C
Six pathogenetic mechanisms may contribute to the development of pneumonia (Table 24-2). Histoplasmosis is one of those caused by inhalation of infectious particles.