Examine the Availability and Safety of Mucosal Cutting Biopsy Technique for Diagnosis of Gastric Submucosal Tumor

Table 1

Endoscopic findings and pathological diagnosis of gastric SMT patient performed with mucosal cutting biopsy.

Patient			Information of SMT by EGD, EUS, and MCB				Diagnosis by resected specimen
Case	Age	Gender	Location	Size (mm)	Diagnosis	Ki-67 (%)	Definitive diagnosis	Size (mm)	Nuclear fission	Ki-67 (%)	Miettinen classification	Modified Fletcher classification
1	76	M	Body	28	GIST	<5	GIST	35	<5	1.8	Very low	Low
2	74	M	Body	19	Heterotopic pancreas
3	46	M	Antrum	8	Heterotopic pancreas
4	56	M	Fornix	17	GIST	6.6	GIST	23	<5	—	Very low	Low
5	82	M	Fornix	22	GIST		GIST	30	<5	4	Very low	Low
6	53	F	Angle	13	Heterotopic pancreas
7	74	F	Body	12	GIST	2.2	GIST	18	2	2	Very low	Low
8	42	M	Cardia	24	Leiomyoma
9	73	F	Angle	15	Heterotopic pancreas
10	35	F	Body	13	Heterotopic pancreas
11	68	F	Body	26	GIST	0	GIST	30	<5	2.9	Very low	Low
12	66	F	Cardia	14	GIST	1	GIST	35	<5	3.6	Very low	Low
13	62	M	Angle	12	Negative
14	70	F	Cardia	13	Leiomyoma
15	65	M	Body	23	GIST	2.22	GIST	40	<5	<2	Very low	Low
16	72	F	Cardia	15	GIST	0
17	69	M	Body	29	GIST	4.3
18	45	M	Body	29	GIST	0	GIST	25	<5	<2	Very low	Low
19	73	F	Body	9	Heterotopic pancreas
20	44	F	Body	8	Schwannoma
21	38	M	Body	17	Heterotopic pancreas
22	45	F	Body	10	GIST	0	Schwannoma	10	0	<2	—	—
23	82	F	Body	8	GIST	0
24	59	F	Cardia	18	Leiomyoma
25	85	M	Cardia	15	GIST	6.5	GIST	15	<5	<2	None	Very low
26	72	M	Body	9	Leiomyoma
27	70	F	Fornix	9	GIST	Unknown	GIST	10	<5	<2	None	Very low
28	57	F	Antrum	8	Heterotopic pancreas
29	35	M	Body	11	Leiomyoma
30	42	F	Body	8	Leiomyoma

SMT: submucosal tumor; EGD: esophagogastroduodenography; EUS: endoscopic ultrasound; MCB: mucosal cutting biopsy; GIST: gastrointestinal stromal tumor.