Fig. 2From: Pulmonary tumor with Notochordal differentiation: a case report and morphologic, Immunohistochemical and molecular study of benign Notochordal cell tumor originating in the lungThe tumor was unencapsulated, but well demarcated, minimal destruction of the alveolar structure (a) and cuffs of lymphocytes were observed at the board (b). The tumor cells were vacuolated and resembled mature adipose cells with bland nuclei (c), intracellular mucous (d) was positive for AB/PAS stainingBack to article page