Endosonographic Features of Histologically Proven Gastric Ectopic Pancreas

Table 3

Endoscopic ultrasonographic features of 13 patients with gastric ectopic pancreas originating in the fourth sonographic layer or not.

	In the 4th layer	Not in the 4th layer	value
Gross shape (by Yamada classification 11)			1.000
I	3	2
II	4	4
Dimpling/umbilication			0.286
Present	5	2
Absent	2	4
Size (mm, mean SD)	19.5 ± 2.1	12.6 ± 2.7	0.008
Echogenicity			0.005
Mixed echoic	0	5
Hypoechoic	7	1
Homogeneity			0.015
Homogeneous	6	0
Heterogeneous	1	5
Hypoechoic and homogeneous			0.029
Yes	6	1
Not	1	5
Border			0.070
Distinct	7	3
Indistinct	0	3
Anechoic duct-like structure			1.000
Present	1	0
Absent	6	6