An increased AST level is usually a sign of liver disease. Liver disease is even more likely when the levels of substances checked by other liver blood tests have also increased. An increased AST level may be due to any of the following:
In order to keep itself fresh, the lettuce gives off carbon dioxide, causing a slight odour. This carbon dioxide is not harmful and the odour should disappear quickly once the salad package is opened.
The lettuce was used for a chicken Caesar. salad served at the luncheon. In her haste to catch up during a busy shift, the food. handler chopped the lettuce on a cutting board that. had been used to prep raw chicken for the salad. The. board had not been cleaned and sanitized between. uses.