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Geographical distribution: S. Stanley is prevalent in Asia, this serovar has been reported in Thailand, Taiwan, Japan, and Malaysia. In Europe, cases reported in Denmark were attributed to traveling to Asia.Outbreaks: Multiple outbreaks have been linked to S. Stanley in Europe. In the US a recent outbreak linked with S. Stanley caused 14 cases and a recall of raw cashew cheese. In the EU an outbreak that last for 17 months appears to continue since cases with the same strain (identical PFGE) have been reported in 2014.

Human outbreaks:

Year	Location	Associated source	Number of cases
2020	US (Multistate)	Wood Ear Mushrooms	55
2013-14	US-multistate	Raw cashew cheese	14
2011-13	EU-multi-country	Turkey	710
2007	Sweden	Alfalfa sprouts	51
2006-07	Switzerland	Soft cheese	82
2004	Australia	Unknown	33
2001	UK (Newport & Stanley)	Peanuts	109

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Border rejections: There have been no recent border rejections linked to this serovar.

Recalls:

Year	Location	Recalled food	Type
2022	Finland, Denmark	Dried fungus from Vietnam, viaNetherlands	Fruits and vegetables
2020	US: CA	Dried fungus¹	Fruits and vegetables
2013	US: CA	Raw cashew cheese²	Milk and milk products

¹ This recall was caused by a multistate outbreak described above. On September 23, 2020, Wismettac Asian Foods, Inc., Santa Fe Springs, CA issued a voluntary recall for Shirakiku brand imported dried fungus (aka. Kikurage or Black Fungus).

² This recall was caused by a multistate outbreak described above. On December 31, 2013, Cultured Kitchen of West Sacramento, California voluntarily issued a recall of all six flavors of its raw cashew cheese.

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