Table 1
Clinical characteristics of 7 patients with gastric metastasis of breast cancer in Korea

Authors Year [Ref]	Age	Localization (breast)	Time of gastric metastasis (after diagnosis)	Clinical presentation	Endoscopic features	Location	Pathology	Immunohistochemical stain				Treatment	Other metastasis	Survival period
								ER	PR	GCDFP-15	HER2/neu
								Sang in Lee et al. 1983 [2]	48	Left	5 years				Melena	Bull’s eye configuration	Antrum angle	-	-	-	-	Chemotherapy	Multiple bone metastasis, liver	-
7 months								Sang in Lee et al. 1983 [2]	48	Left					Melena	Bull’s eye configuration	Antrum angle	-	-	-	-	Chemotherapy	Multiple bone metastasis, liver	-
Hyunee Yim et al 1997 [3]	48	Left	at the time of diagnosis	Mild epigastric discomfort	Multiple small erosive lesions	Prepyloric body	Lobular carcinoma	neg	neg	neg	-	Chemotherapy	Multiple bone metastasis	-
Hyunee Yim et al 1997 [3]	48	Left	at the time of diagnosis	Mild epigastric discomfort	Erosive lesion of deep excavation	Greater curvature of midbody	Lobular carcinoma	neg	neg	neg	-	Chemotherapy	Multiple bone metastasis	-
Sang Hoon Jeon et al 2002 [4]	49	Left	5 years	Melena	Volcano shaped ulcers with marginal elevation	Body	Ductal carcinoma	pos	neg	-	-	Chemotherapy	Multiple bone metastasis	-
Sang Hoon Jeon et al 2002 [4]	49	Left	5 years	Melena	Volcano shaped ulcers with marginal elevation	Fundus	Ductal carcinoma	pos	neg	-	-	Chemotherapy	Multiple bone metastasis	-
Dae –Young Kim et al 2003 [5]	53	Left	10 years	Dyspepsia	Thickening of rugae, multiple erosions and ulcers	Greater curvature	Ductal carcinoma	neg	neg	-	-	Chemotherapy, hormone therapy	Kidney, ovary, colon intraperitomeal	28 months
				Lower abdominal pain									LN, multiple bone metastasis
				Small caliper of stool
Sang Youn Hwang et al 2005 [6]	66	Left	17 years	Back pain	Flat lesion resembling early gastric cancer (type IIb)	Anterior wall of lower body	Lobular carcinoma	neg	pos	pos	-	Chemotherapy	Multiple bone metastasis	-
Kyung-Suck Cheoi et al 2006 [7]	56	Right	4 years	Upper abdominal discomfort	Elevated lesion, submucosal tumor	Lesser curvature	Ductal carcinoma	neg	pos	pos	pos	Chemotherapy, hormone therapy	-	15months
Present study 2012	63	Right	10 years	Melena	Linitis plastica,	Upper and mid body	Lobular carcinoma	pos	pos	-	pos	Chemotherapy, hormone therapy	Colon, bone marrow involvement	-
Present study 2012	63	Right	10 years	Small caliper of stool	Elevated lesion with central depression	Cardia	Lobular carcinoma	pos	pos	-	pos	Chemotherapy, hormone therapy	Colon, bone marrow involvement	-

ER, estrogen receptor; PR, progesterone receptor; GCDFP-15, gross cystic disease fluid protein 15.