Figure 3From: Acute small bowel obstruction: a rare initial presentation for the metastasis of the large-cell carcinoma of the lungMicroscopic images of lung biopsy (a) hematoxylin-eosin staining × 100, showing large, undifferentiated tumor cells with rhabdoid variant; (b) immunoperoxidase × 400 showing CK7 immunoreactivity of cancer cells.Back to article page