Staining: Warthin-Starry stain
Organ: Gastric antrum
Along the mucosa can we see small black dots, which are stained H. pylori bacteria.
Diagnosis: Helicobacter pylori infection
- Helicobacter pylori infection
This sample is taken by biopsy, which explains why the tissue sample is fragmented. The sample is taken from the pyloric antrum.
H. pylori is famous for causing peptic ulcers in the stomach, however 85% of people with the bacterium in their stomach are asymptomatic. In addition to peptic ulcer disease can the bacterium also cause gastritis, adenocarcinoma and MALT lymphoma in the stomach.
1. Pleiomorphic adenoma
3. Coeliac disease - total villus atrophy (Marsh 3c)