Synchronous early gastric and intestinal mucosa-associated lymphoid tissue lymphoma in a Helicobacter pylori-negative patient: A case report

Table 1 Summary of co-occurring gastric and colon mucosa-associated lymphoid tissue lymphoma case reports

Ref.	Sex	Age (yr)	Gastric	Colon	H. pylori	HPE	Other
Nakagawara et al[2]	M	50	Enlarged folds	A polypoid tumor	Negative	ND	No
Isomoto et al[7]	F	67	Multiple ulcer	Ulcer	Positive	Invalid	Duodenum MALT
Arakura et al[8]	M	65	Red and swollen	Submucosal tumor (> 50mm)	Positive	Invalid	Small intestine MALT
Fares et al[9]	M	70	An ulcer on top of a polypoid mass	Multiple polyps	Positive	Invalid	Lungs MALT
Tursi et al[10]	M	57	Ulcer	Irregular area	ND	ND	Coeliac disease
Venizelos et al[11]	F	70	Nodular pattern	Mucosal thicken	Positive	Invalid	Small intestine MALT
Sahara et al[12]	M	85	Petechial	Low protuberant lesion (> 20 mm)	Positive	Invalid	Early gastric cancer/small intestine MALT
McFarlane et al[13]	M	73	Spherical mass (> 30 mm) with ulceration	Polypoidal sigmoid (> 50 mm)	Positive	Invalid	Diabetes mellitus
Singh et al[14]	M	60	Erythematous areas	Diffusely friable, nodular and erythematous mucosa	Positive	Effective	Strongyloides stercoralis

ND: Non-descried; H. pylori: Helicobacter pylori; HPE: Helicobacter pylori eradication.