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. Author manuscript; available in PMC: 2012 Jun 19.
Published in final edited form as: Am J Respir Crit Care Med. 2012 Apr 13;185(12):1316–1322. doi: 10.1164/rccm.201202-0294OC

Figure 1.

Figure 1

Figure 1

Figure 1

Figure 1

a: EBUS-TBNA smear demonstrating adenocarcinoma (May–Grunwald-Giemsa stain).

b: Cell block obtained from EBUS-TBNA demonstrating adenocarcinoma

c: Adenocarcinoma from EBUS-TBNA cell block, positive for TTF-1, confirming lung origin TTF-1 - thyroid transcription factor -1

d: EBUS-TBNA cell block demonstrating adenocarcinoma to be ERCC1 positive, suggesting resistance to platinum-based chemotherapies ERCC1 - excision repair cross-complementing group 1