Gastric mucosa showing focal superficial erosions and marked infiltration by lymphocytes and plasma cells. Lymphocytes aggregate in some foci to form lymphoid follicles. Neutrophils are seen infiltrating glands thus indicating activity. H. pylori characteristic forms are present. Focal intestinal metaplasia is noted. There is no evidence of atypia or malignancy.
Severe erosive pangastritis.
Soft tissue fragments collectively measured 0.7 cm, totally embedded.
Stomach, endoscopic biopsy: