erythema and friability in the antrumerythema and congestion in the antrumerythema in gastric antrumerythema and erosions in the antrumpatchy erythema antrumerythema in the antrum biopsyerythema and granularity in stomacherythematous mucosa in the antrumerythematous antrumantral mucosal erythemagastric antrum erythematous hyperemicerythematous mucosa in gastric antrum