Figure 4From: Spontaneous perforation of primary gastric malignant lymphoma: a case report and review of the literature Histological specimen. The full thickness of the gastric wall was diffusely infiltrated by a population of large, atypical lymphoid cells. Tumor cells and necrotic matter were seen around the perforation and ulcer floor (hematoxylin & eosin staining; ×1.25, ×60).Back to article page