A 48-year-old man with B-cell lymphoma of the stomach was seen with re
current pneumonia, weight loss, and anorexia. A barium study revealed
a large malignant gastric ulcer with a gastrobronchial fistula. A comp
uted tomography (CT) scan of the abdomen showed a gastric neoplasm inv
ading the left lower lobe of the lung and the spleen.