Helicobacter Gastritis
Differential Diagnosis
- Occasionally mixed bacterial flora are identified in the bed of an ulcer or as contaminants washed into the stomach from the oral cavity
- Lacks the uniform appearance of Helicobacter
- Lacks the intimate association with the epithelial cell surface
- Occasionally after treatment Helicobacter may appear almost spherical
- Recognizable by intimate association with the epithelial cell surface or presence of a few organisms with typical appearance
- Immunhistochemistry should be positive