Former Mucinous Bronchioloalveolar Carcinoma Revisited
(a) Mucinous adenocarcinoma with lepidic growth pattern (white arrows). Two foci of invasion are seen close to a vessel (black arrow) and around a bronchiole (arrow head). Mucin is present in the alveoli (H&E 20). (b) The photograph depicts lepidic pattern (black arrows). Invasion of the peribronchiolar tissue is also evident at the center (between white arrows) (H&E 100).
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