Hepatitis B Flashcards
Numerate system classification of hepatitis B ?
Serotype :9 based one hetrogeneity
Genotype:10 from A to J
Hepatitis B remain infectious for at least 7 day on environmental surface and is transsible infection even in absence of visible blood
T or F
T
Person with chronic HBV infection are major reservoir for transmittion infection
T or F
T
Any person testing positive for hepatitis B surface antigen HBsAg potentially infectious to both household and sexual contacts
T or F
T
Reservoir for hepatitis B human and animal
T or F
T
Numerate body fluid that can found hepatitis B in it
?
Blood and serou fluid highest
Silava and semen and tear and urine lwoer
Also found in breast milk and sweat and feces and bile
And nasopharyngeal swabs
Person with either acute or chronic HBV infection should be considered infectious at any time that HBsAg found in blood
T or F
T
The usual schedule is 0’1thrrough2 and 6 through 18 months
T or F
T
Infant whose mother HBsAg positive should receive the last dose by age 6 months not befor 24 weeks
T or F
T
Infant who born from mother unknown HBsAg
Sbould receive hepatitis B birth dose within 12 hours of birth
T or F
T
Infant weighing less 2ooogram should receive HBIG within 12h at birth
T or F
T
Preterm infant weighing less 2000grams have decrease response to HepB vaccine administered before 1 month of age
Tor F
T
Third dose of hepatitis B must be adminstered at least 8 week after second dose or 18 week after third dose
T or F
T
Minimal interval between the first and second dose for hepatitis B vaccine about 4 weeks
T or F
T
Larger dose or increase number of dose necessary for dialysis pateint and immunocomprimise pateint
T or F
T
