Fig. 4From: Familial multiple endocrine neoplasia type 1 with intrathoracic low-grade fibromyxoid sarcomaHistological imaging. Hematoxylin–eosin images (× 200) showing spindle-shaped tumor cell proliferation, with a mixture of A fibrous and B mucus components. C Mucin 4 was positive with immunostaining (×200)Back to article page