IMH &TM (MTAP 1) Flashcards
Blood Donor Process
- Re-identify your patient (ex. full name, address, etc.)
- Check the site for bleeding / site to puncture
- After selecting a site to puncture, apply antiseptic agent.
- Apply Tourniquet
- Insert Needle
Common Antiseptic Solution
PVP IODINE SOLUTION
When applying PVP make sure cover the site at least?
4 cm of the site
After applying PVP to desire site, scrub it in all direction for how many seconds?
30 seconds
In PVP, After 30 seconds of scrubbing, cover the area with?
Gauze Pad
After covering and drying the area, perform ________?
Phlebotomy
What alternative antiseptic sol. if the donor allergy in IODINE?
CHLORHEXADINE GLUCONATE SOLUTION
What alternative sol. if the donor has allergy to both Iodine and Chlorhexidine solution
70% ISOPROPYL ALCOHOL
Apply Isopropyl Alcohol on the desire area and scrub it for how many secs. and what motion?
30 seconds in Upward and Downward motion
How many secs. of scrubbing when Alcohol is used as an antiseptic?
60 secs. (30 each)
Inch above the anticubital fossa when applying tourniquet
3 - 4 inch
What first things to do when inserting the needle?
Before inserting the needle Inspect the blood bag.
Gauge of needle to be use
16 gauge needle
Insertion of needle
Skin to Vein
Cause when puncture directly to the vein
Blood Spill off (pagsirit ng dugo)
Put micropore on a half part of the needle to stabilized and avoid ?
Moving the needle
Purpose of stress ball?
To promote good blood flow and avoid numbness of arm.
If doesn’t have a stress ball what thing to do?
Instruct the donor to make them fist every 10 secs.
Time process of blood collection
8 – 12 minutes for 450 – 500mL.
Average time process for blood collection
10 minutes
What cause if the patient bag is not full in 12 mins?
It might be CLOTTED
What should phlebotomist do if blood is clotted during collection?
- Discontinue the collection by removing the needle to remove the blood clot.
- After removing, ask the patient to continue the blood collection in another side of arm.
(If hindi na kaya ng patient)
- Label the bag “Unsuccessful” if the doesn’t achieve the minimum mL of blood.
Patient / Donor with clotted blood unit during blood collection.
2 Components are not valid for blood transfusion / Patient use:
- Patient Component
- Plasma Component
Reason why 2 components are not valid for blood transfusion / patient use?
Pagnagkaroon ng clotting during collection, ibigsabihin ang coagulation factor at platelets ay magiging inadequate o sufficient dahil already activated na sa donor.
1 Components are valid for blood transfusion / Patient use?
RBC Component
Important reminder when phlebotomy perform by phlebotomist
Avoid fishing
Cause of Fishing
o It can cause activate hemostasis (In vitro), thus it can activate hemostatic mechanism.
o Lead delay blood collection
After collecting whole blood, the donor
component will process using?
Refrigerated
Centrifuged.
2 Types of Centrifuged of Donor Blood Unit
- SOFT / LIGHT SPIN
- HARD / HEAVY SPIN
Types of Centrifuged that Perform in Whole blood unit
SOFT / LIGHT SPIN
Types of Centrifuged that Perform in RPC Component
HARD / HEAVY SPIN
Soft or Light Spin Component obtained:
- Platelet Rich Plasma
- Packed Red Cell Component
Hard / Heavy Spin Component obtained:
- Platelet Poor Plasma (UPPER PORTION)
- Platelet Concentrate (LOWER PORTION)
Soft / Light Spin minutes & rpm
2 – 3 minute at 3000 rpm
Hard / Heavy Spin minutes & rpm
5 minute at 3500 - 3600 rpm
Blood Bank Ref. Temperature
1 – 6 degree celsius.
Blood Bank Ref. Quality Control must maintain:
+/- 0.5 degree celsius
Quality Control of blood bank ref temp must be maintain, normal range between:
1.5 – 5.5 degree celsius
Monitoring the temperature of blood bank ref:
Every 8 hours, Every Shift or 3 times a day.
What components required REFREGIRATOR
Temperature for storage?
RBC Containing Components
Example:
1. Whole Blood Cell
2. Washed Red Blood Cell
3. Packed Red Blood Cell
4. Liquid Plasma
(W - W- P - L)
What components required FREEZER Temperature for storage?
PLASMA Containing Component
Example:
1. Fresh Frozen Plasma
2. Frozen Red Cell
3. FFP
4. Cryoprecipitate
Freezer Temperature
- 20 degree celsius or colder
What components required ROOM temperature for storage?
- Platelet Concentrate with continues agitation
- WBC or Granulocyte Concentrate without agitation
Room Temperature
20 – 24 degree celsius
PLATELET CONCENTRATE stand at room temperature for how many hours?
1 hour
After 1 hour of standing at room temp, the platelet concentrate subject it to ____?____ at room temp.
Constant Agitation 3 – 5 days.
Purpose of Agitation
Would prevent platelet from adhering to one another or Platelet aggregation
Require Transporting Temperature
1 – 10 degree celsius
FROZEN COMPONENT: Must be transported with ?
Dry Ice
RBC COMPONENTS: Must be transported with?
Wet Ice
PLATELET & WBC: must be transported with?
Without Ice
What if the blood is transported without ice and its RBC Component?
REJECT!! (KATULAD NG PAG REJECT MO SA KANYA) HIHIIHIHI
The transport temperature affects the?
Integrity of the donor component unit.
CC of Fresh Whole Blood
450 - 500 cc
CC of FFP
200 cc
CC of PPP (Platelet Poor Plasma)
200 cc
CC of PRP (Platelet Rich Plasma)
200 - 250 cc
CC of PRBC
200 - 250 cc
CC of Platelet Concentrate
50 - 70 cc
CC of Cryosupernate
180 - 200 cc
CC of Cryoprecipitate
15 - 20 cc
Source of glucose, nutrients or food for the cell
Plasma RETAINED in the Pack RBC
It’s contain all coagulation factors needed by the patient.
FFP / PPP
After cold thawing process, it can be separate 2 component:
Lower & Upper Component
Lower Component
Plasma
Upper Component
Precipitate
Cryoprecipitate procedure:
Frozen plasma is transfer at ?
Ref. Temperature
CRYOPRECIPITATE :
(UPPER OR LOWER LAYER)
Lower Layer
CRYOSUPERNATE:
UPPWE OR LOWER LAYER)
Upper Layer
Contains same coagulation factors present in FFP, but some coagulation factor in the component have decrease already.
Cryosupernate
Cryosupernate: DECREASE:
- Factor VIII:C
- Factor I
- Factor XIII
- VWF
- Fibronectin
HIGH IN CRYOPRECIPITATE
- Factor VIII:C
- Factor I
- Factor XIII
- VWF
- Fibronectin
WHOLE BLOOD REQUIRED TIME FOR PROCESSING COMPONENTS
6 - 8 Hours
Whole Blood anticoagulants used within 6 hours
ACD (Acid, Citrate, Dextrose)
(3) Oxygen Carrying Components/Products
- Red cell concentrates
- Leukocyte-poor red blood cells
- Frozen-thawed red cells
Platelet Products (2)
- Platelet rich plasma (PRP)
- Platelet concentrates (PC)
Plasma Products (4)
- Fresh frozen plasma (FFP)
- Frozen plasma (FP)
- Cryoprecipitate
- Stored plasma
Plasma Derivatives Plasma Derivatives (5)
- NSA
- PPF
- ISG
- FACTOR VIII CONC.
- RHOGAM FACTOR IX CONC.
(COMPONENTS TRANSFUSION THERAPHY)
One unit may be used for ?
Multiple Transfusion
Combination of cell and plasma.
Whole Blood
21 days shelf life in whole blood. (3)
- CPD
- CP2D
- ACD
Commonly use anticoagulant additives solution in hospital
CPD – A1
Commonly for Apheresis procedure
ACD
Shelf Life of HEPARIN
2 days
Shelf Life of:
CPD – AS – 1
CPD AS – 3
CPD AS – 5
42 days
Shelf Life of CPD - A1
35 days
CPD – AS – 1
(Adsol)
CPD AS – 3
(Nutrisol)
CPD AS – 5
(Optisol)
Characteristics of whole blood that no longer viable after 24 hrs. of storage
WBC & PLTS
Labile factor significance decrease after?
2 days of storage
LABILE FACTOR DECRESE (2)
- Factor 5
- Factor 8
Storage Temp. of Whole Blood
1 - 6 degree celsius
Indication of Whole Blood:
Active bleeding, hemorrhagic shock and exchange transfusion.
Indicated when both oxygen-carrying capacity and volume expansion are required.
IMMEDIATE EFFECTS OF ONE UNIT OF WHOLE BLOOD
Increase hematocrit by 1 – 3%.
EFFECT OF BLOOD TRNASFUSION/ INCREASE
HEMATOCRIT
After 6 hours blood transfusion, the doctor will order a CBC:
POST BLOOD TRANSFUSION CBC
measure hematocrit, hemoglobin
POST BLOOD TRANSxFUSION CBC
Whole blood 1 unit transfuse an increase hematocrit is consider as:
SUCCESFUL TRANSFUSION
How many percent of RBC remain viable in the patient after transfusion which will cause significant effect, increase in hematocrit?
70% of RBC
NO EEFECT SEEN/ NO INCREASE IN HEMATOCRIT: FAILED TRANSFUSION
- Less than 70% of RBC doesn’t survive
- Most of RBC unable to circulate.
Shelf life is only fallowed the component preparation is done under?
Close system / Sterile Environment
What if component is accidentally expose from close system to open system?
Automatically label as expired in 24 hours.
Common cause of Transfusion Reaction
Febrile reaction / Fever patient because of bacterial reaction.
COMPONENT OF RBC ADDITIVE SOLUTION
- Saline Adenine
- Adenine
- Mannitol
- Glucose
S-A-M-G (Samgyup yerrrrn!)
Pack RBC Shelf Life
OPEN SYSTEM – 24 hrs
Pack RBC Storage Temp.
1 – 6 degree celsius
Pack RBC Content:
Hematocrit should be 80% or less
(There still plasma retain would serve as glucose)
Pack RBC Indication:
Restore oxygen carrying capacity (anemia)
PRBC IMMEDIATE EFFECT OF ONE UNIT
Increase Hematocrit by 3% and Increase hemoglobin by 1g.
LEUKOPOOR RED BLOOD CELLS Shelf Life:
24 hours / 1 day
LEUKOPOOR RED BLOOD CELLS Storage Temp:
1 – 6 degree celsius
LEUKOPOOR RED BLOOD CELLS Content:
5 x 106 residual WBC
LEUKOPOOR RED BLOOD CELLS Indication:
Anemia with history of febrile reactions;
To decrease alloimmunization to WBC or HLA antigens or CMV transmission.
It is transfuse among patient with anemia with history of febrile reaction
leukopoor RBC
WBC has antigen and HLA (human leukocyte antigen) – It can promote ______ ?
Alloimmunization to the patient, this can lead to febrile/ fever reaction.
HOW TO AVOID FEBRILE/ FEVER REACTION
Need low WBC count and the donor unit.
If the CMV within the cell of healthy people like blood donor, it consider as?
Asymptomatic
HOW TO AVOID CMV TRANSMISSION
Reduce WBC count
Layer that selectively remove when centrifugation and rich in white blood cells.
Buffy Coat layer
Washing procedures using?
Saline or Glycerol
Centrifugation: (Open System or Close System)
Open System
Washing Procedure:(Open System or Close System)
Open System
Removed excess WBC
Washing procedures using saline or glycerol
Mechanical separation using?
Leukoreduction Filter
The best technique in reducing the WBC population
Mechanical separation using leukoreduction filter
What um in first generation filters ?
170 um (the one used)
What um in second generation filters?
20-40 um
What um in third generation filters?
3-log filter
CELLS / COMPONENT IN THE BLOOD FILTERED IN LEUKOREDUCTION FILTERS (5)
- Fibrin Clot
- Giant Platelet
- Macrocytes – large RBC
- Large WBC fragments
- Most of the WBC
CELLS PASS THROUGH THE FILTERS (3)
- Normal Platelet
- Normal RBC
- WBC same size with normal RBC
RESTORE expired donor unit
REJUVENATED RED BLOOD CELLS
REJUVENATED RED BLOOD CELLS Contains:
P-I-G-P-A
(Phosphate, Inosine, Glucose, Pyruvate, Adenosine)
PIGPA – become?
P-I-P-A, the glucose has been removed.
Essential for cell function, survival
ATP & 2,3 DPG
ATP
Energy
2,3 DPG
Function of the RBC
Addition of Rejuvenation solution (PIGPA-Phosphate, Inosine, Glucose, Pyruvate, Adenosine) to regenerate _____ ?
ATP and 2,3- DPG
REJUVENATED RED BLOOD CELLS Shelf Life:
3 days after expiration date
REJUVENATED RED BLOOD CELLS Storage Temp:
1 – 6 degree celsius
InRejuvenated RBC for transfusion, wash properly and transfuse within?
24 hours
The only FDA – approved rejuvenation solution.
Rejuvesol
If the donor unit is “rare”(ex. AB-) but it is already expired, you can rejuvenate the blood by adding ?
Rejuvesol
WASHED RED BLOOD CELLS Shelf Life:
24 hours / 1 day
WASHED RED BLOOD CELLS Storage Temp.
1 – 6 degree celsius
QC REQUIREMENTS OF WASHED RBC
- Plasma must be removal
- Plasma contain offending protein/ antibodies
2 Types of Crossmatching
Major Crossmatching &
Minor Crossmatching
Patient serum is tested
against the donor red cell.
Major Crossmatching
Patient of antibody that will react to antigen of donor red cell.
Major Crossmatching
Patient red cell test to donor serum.
Minor Crossmatching
NO LONGER PERFORMED AS A PART OF ROUTINE PRE TRANSFUSION, ONLY DONE IF REQUESTED OF DOCTOR.
Minor Crossmatching
Replace in Minor Crossmatching
ANTIBODY SCREENING/ DONOR SERUM ANTIBODY SCREENING