HAV may cause no symptoms at all when it is contracted, especially in children.[24] Asymptomatic individuals will only know they were infected (and have become immune, given that you can only get HAV once) by getting a blood test later in life.[25] Approximately 10 to 12 days after exposure, HAV is present in blood and is excreted via the biliary system into the feces.[26] Although the virus is present in the blood, its concentration is much higher in feces.[27] HAV… [read post]