When modern anaerobic culture techniques are used, about 50% of all pyogenic liver abscesses have been found to be caused by anaerobes 7 with positive blood cultures in 54% of these cases. Staphylococcus aureus and group A streptococcus account for 20% or less of cases.iliary disease is now the most common source of pyogenic abscess 4. Liver abscess can also arise from infection of the gall bladder, through the blood stream from infected foci anywhere in the body, and following direct trauma.
1 Your anesthesia will wear off in approximately 1 to 3 hours after the procedure. It is very important not to chew on the numb side (to prevent biting tongue, lip, etc.) until the anesthesia wears off.  Children should be observed until the anesthesia has worn off.
How long does it take for general Anesthesia to wear off!!? I went to the dentist and was anesthesized, thank god, about two hours ago. I still feel just as numb as during the dental work! Update: OOPS!! sorry guys.