Viral infections cause jaundice.
==== By anatomic location ====Infections can be classified by the anatomic location or organ system infected, including:Urinary tract infectionSkin infectionRespiratory tract infectionOdontogenic infection (an infection that originates within a tooth or in the closely surrounding tissues)Vaginal infectionsIntra-amniotic infectionIn addition, locations of inflammation where infection is the most common cause include pneumonia, meningitis and salpingitis
Fecal-oral transmission, wherein foodstuffs or water become contaminated (by people not washing their hands before preparing food, or untreated sewage being released into a drinking water supply) and the people who eat and drink them become infected

