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Table 1 Histological characteristics of gastric lesions in children with gastritis without H. pylori (negative) and children with gastritis who were infected with H. pylori (positive) based on the updated Sydney system

From: Differential expression of miRNA-146a and miRNA-155 in gastritis induced by Helicobacter pylori infection in paediatric patients, adults, and an animal model

Gastritis

Infection with H. pylori

N = 25

Activity

Atrophy

Metaplasia

Chronic

Negative

5 (55.5%)

1

L

N

Follicular chronic

Negative

2 (22.25%)

0

N

N

Reactive gastropathy

Negative

2 (22.25%)

0

N

Intestinal

Chronic

Positive

10 (62.5%)

 (4)

1

N

N

 (2)

1

L

 (2)

2

L

 (2)

2

M

Follicular chronic

Positive

4 (25%)

 (2)

0

N

N

 (1)

0

L

 (1)

1

L

Reactive gastropathy

Positive

2 (12.5%)

1

N

N

  1. Activity: 0 (null); 1 (mild); 2 (Moderate); 3(severe)
  2. Atrophy: N Negative, L Light, M Moderate