Table 1 Clinical, histological and laboratorical characteristics of gastric MALT lymphomas

From: Effect of Helicobacter pylori eradication on ongoing mutation of immunoglobulin genes in gastric MALT lymphoma

    

Histological score

PCR analysis

 

Case

Age (years)/sex

Endoscopic appearance

Phenotype

Before eradication of H. pylori

After eradication of H. pylori

Before eradication of H. pylori

After eradication of H. pylori

Months after treatment of H. pylori

1

78/F

Single ulcer with fold hypertrophy

IgM λ

5

2

Monoclonal

Polyclonal

17

2

65/F

Small erosion

IgM κ

4

2

Monoclonal

Polyclonal

10

3

63/F

Granular

ND

5

5

Monoclonal

Monoclonal

6

4

53/M

Multiple ulcer

ND

5

5

Monoclonal

Monoclonal

20

5a

67/M

Single ulcer

IgMD λ

4

5

ND

Monoclonal

30

  1. MALT=mucosa-associated lymphoid tissue; ND=not determined.
  2. aAfter eradication of H. pylori.