Treatment of gastric carcinoma with lymphoid stroma by immunotherapy: A case report

Figure 1 Computer tomography image and gastroscopic picture of initial diagnosis. A: Computer tomography scan showed local thickening of the gastric body wall; B: Endoscopic image revealed a 3 cm × 3 cm ulcer with irregular borders, mucosal sclerosis and hemorrhagic tendency was revealed on the lesser curvature of the gastric body by gastroscopy.

Figure 2 Gross specimen and pathological picture. A: Inspection of the gastrectomy specimen revealed a tumor measuring 4 cm × 4 cm × 1 cm; B: Hematoxylin-eosin staining of biopsy specimens indicated lymphoepithelioma-like gastric carcinoma (× 200 magnification).

Figure 3 Computer tomography images before and after treatment. A: Computer tomography before immunotherapy showed metastases to retroperitoneal lymph node and adrenal gland; B: Re-examination after immunotherapy revealed a significant reduction in the size of the metastases.