Urea breath test
Stool antigen test
Blood antibody test
Endoscopy with biopsy and rapid urease test
Endoscopy with biopsy and histology
Endoscopy with biopsy and culture
Molecular/PCR testing on biopsy or stool samples
Urea breath test
Stool antigen test
Blood antibody test
Endoscopy with biopsy and rapid urease test
Endoscopy with biopsy and histology
Endoscopy with biopsy and culture
Molecular/PCR testing on biopsy or stool samples