Different antibiotic susceptibility between antrum and corpus of the stomach, a possible reason for treatment failure of Helicobacter pylori infection

Table 3 Antibiotic susceptibility in patients with discordant resistance pattern between antrum and corpus biopsies

Patients	Clarithromycin	Metronidazole	Levofloxacin	Rifabutin
Patient 1
Antrum	Resistant	Resistant	Susceptible	Susceptible
Corpus	Susceptible	Resistant	Resistant	Susceptible
Patient 2
Antrum	Susceptible	Resistant	Susceptible	Susceptible
Corpus	Susceptible	Resistant	Resistant	Susceptible
Patient 3
Antrum	Resistant	Resistant	Susceptible	Susceptible
Corpus	Susceptible	Susceptible	Susceptible	Susceptible
Patient 4
Antrum	Resistant	Resistant	Susceptible	Susceptible
Corpus	Resistant	Resistant	Resistant	Resistant
Patient 5
Antrum	Susceptible	Resistant	Susceptible	Susceptible
Corpus	Susceptible	Susceptible	Susceptible	Susceptible
Patient 6
Antrum	Resistant	Resistant	Susceptible	Susceptible
Corpus	Resistant	Susceptible	Susceptible	Susceptible
Patient 7
Antrum	Susceptible	Susceptible	Resistant	Susceptible
Corpus	Susceptible	Susceptible	Susceptible	Susceptible
Patient 8
Antrum	Resistant	Resistant	Resistant	Susceptible
Corpus	Resistant	Resistant	Resistant	Resistant
Patient 9
Antrum	Resistant	Susceptible	Resistant	Susceptible
Corpus	Resistant	Susceptible	Susceptible	Susceptible
Patient 10
Antrum	Resistant	Resistant	Susceptible	Susceptible
Corpus	Resistant	Susceptible	Susceptible	Susceptible