Xanthogranulomatous gastritis: association with xanthogranulomatous cholecystitis.

A case of xanthogranulomatous inflammation of the gastric wall is reported. The lesion was associated with adherent xanthogranulomatous cholecystitis and simulated, clinically, a malignant neoplasm. Histologically, foamy histiocytes, multi-nucleated giant cells, other inflammatory cells, fibrous reaction with spindle cells and cholesterol clefts were found.