Table 1.

Summary of the previous reports of Lactococcus lactis cremoris infection

Author, Year	Infection site	Age	Sex	Consumption of unpasteurized dairy products	Dental history	Immune status
Inoue et al. (Presented case) 2012	Subdural empyema	33	M	None	Untreated dental caries	Normal
Feierabend et al. (2012)6)	Brain abscess	8	M	None	None	Normal
Topçu et al. (2011)16)	Brain abscess	1	F	Unpasteurized milk	None	Normal
Kim et al. (2010)8)	Liver abscess	42	M	None	None	Normal
Lin et al. (2010)11)	Endocarditis	41	M	None	None	Normal
Davies et al. (2009)4)	Ascending cholangitis	72	F	None	None	Normal
Resch et al. (2008)15)	Endocarditis	49	M	Unpasteurized cheese	Possible dental caries	Normal
Leung et al. (2006)10)	Canaliculitis	80	F	None	Dental caries under treatment	DM
Zechini et al. (2006)19)	Endocarditis	55	M	None	Dental surgery None
Koyuncu et al. (2005)9)	Deep neck infection	68	M	Unpasteurized milk	Surgery and radiotherapy of buccal malignancy mucosa tumor	Previous
Antolín et al. (2004)2)	Liver Abscess	79	F	None	None	Normal
Halldórsdóttir et al. (2002)7)	Endocarditis	67	M	Unpasteurized milk	None	Normal
Akhaddar et al. (2002)1)	Cerebellar abscess	45	F	None	Dental surgery	Normal
Nakarai et al. (2000)13)	Liver abscess	14	F	None	None	Normal
Pellizzer et al. (1996)14)	Endocarditis	56	M	None	None	Normal
Durand et al. (1995)5)	Septicaemia	69	M	Yoghurt	None	CLL
Campbell et al. (1993)3)	Septic arthritis	57	F	Unpasteurized milk	None	Normal
Mannion and Rothburn (1990)12)	Endocarditis	65	F	None	None	Normal
Torre (1990)17)	Necrotizing pneumonitis	24	M	Unpasteurized milk and cheese	None	HIV
Wood et al. (1955)18)	Endocarditis	21	M	Sour cream	Irritated gum surrounding a non-vital tooth	Normal

CLL: chronic lymphocytic leukemia, DM: diabetes mellitus, F: female, HIV: human immunodeficiency virus, M: male.