MLT BB Blood donor, component, trasfusion Flashcards
Red blood cells prepared by an open system have the following shelf life:
24 hours
Fresh Frozen Plasma must be separated from whole blood within:
6-8 hours
dependent upon bag manufacturer
Cryoprecipitate contains the following coagulation factors:
Factor VIII
fibrinogen
Clinical indications for leukocyte-reduced red blood cells:
minimize febrile transfusion reactions
prevent alloimmunization - HLA
substitution for CMV neg rbc’s
Temp of whole blood and rbc’s during transport must be kept at:
1-10 degrees C
Lymphocyte containing blood products are irradiated for:
prevention of graft-vs-host disease
The minimum hemoglobin concentration for a homologus donor is?
Autologous donor?
H - 12.5 d/L
Auto - 11 d/L
A platelet pheresis donor must wait at least how long to donate
48 hours
no more than twice a week
no more than 24 times a year
A donor who types A Rh negative, Du positive is:
A pos
A neg
Discarded
Can be pos or neg
A positive
Required infectious disease test done when blood is processed:
CMV
Anti-HIV
Anti-HBc
NOT ALT
Bruising
petechiae
oozing from gums
prolonged bleeding time
Platelets
Severe symptomatic anemia
Packed rbc’s
Replacement of multiple clotting factors
FFP
von Willebrand disease
Cryoprecipitate
Asymptomatic patient with hemoglobin of 9
no transfusion indicated
Exchange transfusion
reconstituted whole blood
A 24 yr old male with history of hep C from another center
Permanent deferral
A 21 yr old male received a tattoo in the service four months prior
Temporary deferral
19 yr old, first time donor, received human growth hormone 12 years ago
Permanent deferral
What blood product is used for patients with refractory platelet response?
HLA matched platelets
Which product is used for patients with thrombocytopenia?
platelets
Random donoe pooled platelets must be stored:
at room temp with agitation and expire in 4 hours
Sterile connecting devices are used to:
weld tubing to maintain sterility
FFP must be stored:
if thawed, store at 2-4 degC and expire in 24 hours
depending on lab, may extend expiration to 5 days
