Gastric adenocarcinoma of fundic gland type: Endoscopic and clinicopathological features

Table 1 Clinicopathological findings

	Case 1	Case 2	Case 3	Case 4
Age (yr)	42	60	62	50
Sex	Male	Female	Male	Female
Location	Upper third	Upper third	Middle third	Upper third
H. pylori	Negative	Positive	Negative	Positive
Morphological type	SMT-like	0IIb	0IIb	SMT-like
Size (mm)	4 × 3	5 × 4	5 × 5	2 × 2
Depth of invasion	M	M	SM	SM
Lymphatic invasion	-	-	-	-
Venous invasion	-	-	-	-
Observation time	10 mo	16 mo	28 mo	57 mo
Recurrence	-	-	-	-
Outcome	Alive	Alive	Alive	Alive

SMT: Submucosal tumor; SM: Submocosa; M: Mucosa; H. pylori: Helicobacter pylori.

Table 2 Immunohistochemical expression of cell differentiation markers

	Case 1	Case 2	Case 3	Case 4
MUC 2	Negative	Negative	Negative	Negative
MUC 5AC	Negative	Negative	Negative	Negative
MUC 6	Positive	Positive	Positive	Positive
CD 10	Negative	Negative	Negative	Negative
Pepsinogen-I	Positive	Positive	Positive	Positive
H+/K+-ATPase	NS	NS	NS	NS

MUC: Mucin; NS: Non-specific.