Figure 2.

Pleural effusion aspiration smears. a) Clusters of malignant cells with morphological features of adenocarcinoma (Papanicolaou stain, ×400). b) Clusters of malignant cells with morphological features of adenocarcinoma (Papanicolaou stain, ×600). c) Immunocytochemical positivity to TTF-1 (×350). d) Immunocytochemical positivity to TTF-1 (×280).

Maounis et al. Diagnostic Pathology 2010 5:82   doi:10.1186/1746-1596-5-82
Download authors' original image