Fig. 1From: Comparative genetic analysis of a rare synchronous collision tumor composed of malignant pleural mesothelioma and primary pulmonary adenocarcinomaMacroscopic appearance of the synchronous collision tumor. A cross-section of the resected specimen shows diffuse pleural thickening confluent with the multinodular grayish-white solid tumor (red arrow), and an intrapulmonary tumor showing an irregular and ill-defined border and a gray-white cut surface (blue arrow) colliding within the left lower lobe of the lungBack to article page