Blood Banking Flashcards

Vocabulary flashcards for blood banking review. Focus is on key blood banking terms and definitions to aid study for MLS and MLT examinations.

Hemoglobin concentration for blood donors

The minimum hemoglobin concentration in a fingerstick from a male blood donor is 12.5 g/dL (125 g/L). For females it is >=12.5 g/dL

Permanent Deferral Status

A confirmed positive test for HBsAg 10 years previously.

Scrub solution for venipuncture site

Povidone iodine.

Practice to minimize bacterial contamination

Diversion pouch.

Requirements for autologous RBCs

ABO and Rh typing, physician's order, and evaluation for risk of bacteremia.

All donor blood testing must include

Serological test for syphilis.

Useful practice to reduce TRALI

Using Fresh Frozen Plasma from male donors.

Primary reason for infectious agent transmission

Donor in the window period of early infection.

Action if Apheresis Platelet culture is positive

Bacterial growth indicates to retrieve the unit if issued for transfusion.

Transport temperature for Red Blood Cells Leukocytes Reduced

1-6°C.

Transport temperature for Apheresis Platelets

20-24°C.

Storage temperature for Cryoprecipitated AHF

≤-18°C.

Storage temperature for Apheresis Platelets

20-24°C.

During storage, 2,3-DPG decreases in a unit of

Red Blood Cells.

Visible clots in Apheresis Platelets

Quarantine for Gram stain and culture.

Platelet count is 50,000/μL after transfusion indicates

HLA antibodies and refractoriness to transfusion.

Leukocyte count for Red Blood Cells Leukocytes Reduced

<8.3 × 10^5.

Irradiation of a unit of Red Blood Cells prevents replication of donor

Lymphocytes.

Proper procedure for Platelets from Whole Blood

Light spin followed by a hard spin.

Blood component to prevent HLA alloimmunization.

Leukocyte-Reduced Red Blood Cells.

Important determinant of platelet viability

Plasma pH.

Apheresis Platelets >= how many platelets

3.0 × 10^11.

Differentiates erythrocytes from leukocytes as they develop

Nuclear chromatin is clumped and condensed.

2,3-DPG's role in RBC metabolism

Increase the release of O2 from oxyhemoglobin to the tissues.

Transfusion needed to correct hypofibrinogenemia due to DIC

Cryoprecipitated AHF.

Used to treat hemophilia B

Factor IX concentrate.

Fetal and neonatal alloimmune thrombocytopenia (FNAIT) is caused by

IgG alloantibodies against HPA antigens.

Used to treat posttransfusion purpura

IVIG.

Most likely cause for pregnancies issues.

Rh incompatibility.

Deglycerolized Red Blood Cells are used to transfuse patients with

Antibody to a high-incidence red cell antigen.

Primary indication for granulocyte transfusion

Severe neutropenia with an infection that is nonresponsive to antibiotic therapy.

CMV-safe blood is most likely indicated

Bone marrow and hematopoietic cell transplant recipients.

Minimum increment of platelets expected from each unit

20,000/μL.

Blood components routinely administered during a massive transfusion event

Cryoprecipitated AHF and Apheresis Platelets, Irradiated.

Information on the label or tie-tag for emergency release

Statement that compatibility testing has not been completed.

Preliminary blood bank testing for neonates

ABO forward typing and Rh testing for D antigen.

Recommended treatment for patients with type 1 vWF disorder

Cryoprecipitated AHF transfusion .

Transfusion of Apheresis Platelets Leukocytes Reduced treatment for

Severely thrombocytopenic patients, known to be refractory to random donor platelets.

Antigens frequently matched for chronically transfused patients

C, E, and K.

Probable cause of patient refractory to platelet transfusion

Development of antibodies to HLA antigen.

intraoperative strategy for patient blood management

Acute normovolemic hemodilution.

Sickle cell anemia treated with erythrocytapheresis to

remove sickled RBCs.