CDC in the United States posted a warning on an outbreak of E.Coli on romaine lettuce grown around Yuma, Arizona. The warning say all consumers should throw away all romaine lettuce originated from Yum and it includes whole heads and hearts of romaine lettuce, in addition to chopped romaine and salads and salad mixes containing romaine.
When visiting a restaurant, do check with the establishment if they are using any from romaine lettuce grown in Yuma. If in doubts, do not order any dish that uses romaine lettuce as an ingredient.
How bad is it?
Apparently, 53 people have been infected (dated 20th April) with the outbreak strain of E. coli O157:H7 from 16 states. 31 people have been hospitalized, including five people who have developed a type of kidney failure called hemolytic uremic syndrome. No deaths have been reported yet.
In a nutshell, if you are living or visiting the US this period, please stay away from romaine lettuce grown in Yuma.