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Specialist in Blood Banking Questions with Correct Answers
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Specialist in Blood Banking Questions with Correct Answers
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Specialist in Blood Banking Questions with CorrectAnswers
Hep-B Testing Correct Answer-HBsAg, Anti-HBc, HBV-DNA
Hep-C Testing Correct Answer-Anti-HCV, HCV RNA
HBsAG Correct Answer-Appears @ 4 weeks after exposure- drops
below detectable level at 24 weeks
HBsAG detectable after 24 weeks Correct Answer-Chronic Carrier
HBeAG Correct Answer-envelope Antigen
means that the infection is ACTIVE and REPLICATING
*you are extremely infectious here*
anti-HBc Correct Answer-appears about 6 weeks after exposure IgM
first then igG
alone suggests past infection
Anti-HBs Correct Answer-detectable 32 weeks after exposure- Can be
due to HEPB vaccine
,HIV Testing Correct Answer-anti-HIV 1/2, HIV-1 RNA
HIV Donor Screening Correct Answer-Screen with DHQ: sexual
contact, money or drugs for sex, male/male sex
Aids is to HIV as Correct Answer-ATL is to HTLV
HTLV Testing Correct Answer-Anti-HTLV 1/2
West Nile Virus Testing Correct Answer-WNV RNA
West Nile Virus Correct Answer-Flavivirus sp.
Incubation 3-14 days
Mosquito Bite
CHAGAs Correct Answer-Typanosoma cruzi
Ruduvid bug
Endemic in Mexico, SA, CA
CHAGAS Testing Correct Answer-Anti-T.cruzi
Required once
Negative donors: no retest
Positive- deferred- components discarded
,ELISA confirm RIPA
Syphilis Correct Answer-Treponema pallidum
Sexual Contact
Syphilis Testing Correct Answer-*Serologic Syphilis Test
Treponemal-Detect abs to T. pallidum
Non-treponemal- Detects abs to hapten cardiolipin
Every donor each donation
RPR
Zika Correct Answer-Zika Favivirus
Transmitted by Ades Mosquitos
Zika Testing Correct Answer-Zika RNA
Babesia Correct Answer-Babsiosis
Babesia microti
deer tick
Northeast-Midatlantic
Babesia Testing Correct Answer-Babesia NAT
Confirmed to B microti endemic states
, Malaria Correct Answer-P. vivax, P. falciparum, P. malaria, P. ovale
Mostquito bite
No screen available
Malaria Deferral Correct Answer-1 Year- tranvel to endemic area
3 year- lived in endemic area or recovery of disease
Crutzfeldt-Jakob Disease Correct Answer-Spongiform encephalopathies
prion in brain matter
Classical- injection/infected tissue
Variant-Transfusion
NO SCREENING
Max Blood volume to be collected Correct Answer-1kg=2.2lbs
Donor weight x 1 kg/ 2.2lbs= ?
? x 10.5 mL/kg= ?? mL
2 week deferral (injection) Correct Answer-Measles
Mumps
Polio
Typhoid
Yellow Fever
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