Comparison of Narrowband Imaging with Autofluorescence Imaging for Endoscopic Visualization of Superficial Squamous Cell Carcinoma Lesions of the Esophagus

Table 1

Clinicopathological features of superficial esophageal squamous cell carcinomas and visualization by narrow-band imaging (NBI) and autofluorescence imaging (AFI).

Case	Lesion	Location	Circumference of esophageal lumen	Macroscopic type	Size, mm	Depth of invasion (Vienna classification)	Treatment	Visualization
								NBI	AFI
1	1	Lower	<1/2	Depressed	15	Mucosal (4.2)	ER^∗	Fair	Fair
2	2	Middle	1/2≤ <3/4	Depressed	53	Mucosal (5.1)	ER	Excellent	Excellent
3	3	Middle	<1/2	Depressed	5	Mucosal (4.2)	ER	Excellent	Poor
	4	Middle	<1/2	Depressed	30	Mucosal (5.1)	ER	Excellent	Excellent
	5	Middle	<1/2	Depressed	15	Mucosal (4.2)	ER	Excellent	Fair
4	6	Upper	1/2≤ <3/4	Depressed	35	Mucosal (5.1)	ER	Excellent	Excellent
5	7	Middle	<1/2	Depressed	10	Mucosal (5.1)	ER	Excellent	Fair
6	8	Middle	<1/2	Depressed	3	Mucosal (4.2)	ER	Excellent	Fair
7	9	Middle	<1/2	Depressed	23	Mucosal (5.1)	ER	Excellent	Fair
8	10	Lower	1/2≤ <3/4	Depressed	43	Mucosal (5.1)	ER	Excellent	Excellent
9	11	Middle	<1/2	Depressed	11	Mucosal (4.2)	ER	Fair	Excellent
10	12	Lower	3/4≤	Depressed	60	Mucosal (5.1)	Surgery	Excellent	Fair
11	13	Lower	1/2≤ <3/4	Depressed	25	Mucosal (5.1)	ER	Excellent	Excellent
12	14	Middle	1/2≤ <3/4	Elevated	30	Submucosal (5.2)	Surgery	Excellent	Excellent
	15	Middle	<1/2	Depressed	10	Mucosal (5.1)	Surgery	Excellent	Excellent
13	16	Middle	1/2≤ <3/4	Depressed	64	Mucosal (5.1)	ER	Excellent	Excellent
14	17	Middle	<1/2	Depressed	18	Mucosal (5.1)	ER	Excellent	Poor
	18	Lower	<1/2	Depressed	15	Mucosal (4.2)	ER	Excellent	Fair
	19	Middle	<1/2	Depressed	12	Mucosal (5.1)	ER	Poor	Fair
	20	Upper	<1/2	Depressed	10	Mucosal (4.2)	ER	Excellent	Fair
15	21	Lower	1/2≤ <3/4	Depressed	50	Sub mucosal (5.2)	ER	Excellent	Excellent
16	22	Upper	1/2≤ <3/4	Depressed	18	Mucosal (5.1)	ER	Excellent	Excellent
17	23	Middle	1/2≤ <3/4	Depressed	30	Mucosal (5.1)	Surgery	Excellent	Excellent
18	24	Lower	<1/2	Depressed	20	Mucosal (5.1)	ER	Fair	Excellent
19	25	Lower	1/2≤ <3/4	Depressed	26	Mucosal (4.2)	ER	Excellent	Excellent
20	26	Middle	3/4≤	Elevated	100	Sub mucosal (5.2)	Surgery	Excellent	Fair
21	27	Middle	<1/2	Depressed	15	Mucosal (5.1)	ER	Excellent	Excellent
22	28	Lower	<1/2	Depressed	30	Mucosal (5.1)	ER	Excellent	Excellent
	29	Upper	<1/2	Depressed	10	Mucosal (4.2)	ER	Excellent	Excellent
23	30	Lower	3/4≤	Depressed	40	Sub mucosal (5.2)	ER	Excellent	Excellent
24	31	Middle	<1/2	Depressed	30	Mucosal (4.2)	ER	Excellent	Excellent

^* ER:  endoscopic resection.