Review Article
Oral Cavity as an Extragastric Reservoir of Helicobacter pylori
Table 3
Summary of studies in which the presence of H. pylori in dental plaque was determined by culture.
| No. | Authors | Year | Sample size | Prevalence of H. pylori |
| 1 | Agarwal and Jithendra [31] | 2012 | 30 H. pylori positive and 20 H. pylori negative patients | Overall-18%; in H. pylori positive group-30%; in H. pylori negative group-0 | 2 | Loster et al. [74] | 2009 | Forty six dentists without known co-morbidities | 48% | 3 | Teoman et al. [25] | 2007 | 67 dyspeptic patients | 0 | 4 | Czesnikiewicz-Guzik et al. [75] | 2005 | 100 female patients | 48.3% | 5 |
Czenikiewicz-Guzik et al. [33] | 2004 | 100 female patients | 48.3% | 6 | Umeda et al. [37] | 2003 | 18 dental patients | 5.6% | 7 | Goosen et al. [67] | 2002 | 58 clinically healthy volunteers | 13.8% of which only 5.2% were positive in PCR analysis | 8 | Checchi et al. [28] | 2000 | 35 patients from a Periodontology clinic | 8.6% | 9 | Oshowo et al. [32] | 1998 | 208 dyspeptic patients-116 H. pylori positive and 92 H. pylori negative | Overall 1% all in H. pylori positive | 10 | Hardo et al. [24] | 1995 | 62 dyspeptic patients | 0 | 11 | Krajden et al. [16] | 1989 | 71 patients undergoing endoscopy | 1.4% |
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