Pulmonary Sarcoidosis following Etanercept Treatment

Figure 3

Histological analysis of transbronchial biopsies. (a) H&E stain showing presence of noncaseating granuloma with surrounding lymphocytes. (b) Ziehl-Nielson—no acid fast bacilli seen. (c) Grocott Stain—no fungal elements seen.

(a)

(b)

(c)