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Fig. 1B. —Histoplasmosis in 39-year-old man with recurrent pneumonia. Coronal reconstruction better reveals focal narrowing of left main bronchus (curved arrow). Calcified lymph nodes can be seen surrounding stricture, in subcarinal region, and in both hila (straight arrows). L = left main bronchus, R = right main bronchus, S = calcified subcarinal lymph nodes.