Fig. 1From: The growth of non-solid neoplastic lung nodules is associated with low PD L1 expression, irrespective of sampling techniqueMorphology of non-solid nodules samples obtained through CT-guided biopsy. a Cell-block of CT-guided biopsy with neoplastic epithelial cell with secretive features, arranged in strains and micro-papillae (H&E, 100×). b Adenocarcinoma of the lung with prevalent lepidic growth. Invasive features are focally present in the neoplasia (H&E, 100x)Back to article page