Lecture vid Flashcards
The first and most critical phase in laboratory quality control
Pre-analytic unit
Laboratory request should contain the patient’s _____?
Complete name, Complete date of birth
Patient identifiers
Middle name and Date of Birth
TRUE OR FALSE:
In patient identification, always ask the patient’s complete name before proceeding with the procedure.
True
Always ask and DO NOT STATE their names
TRE OR FALSE:
Pre-labelling in specimen collection tubes is allowed
FALSE
DO NOT PRE-LABEL
Apply the tourniquet at least ____
3-4 inches above the venipuncture site
Preferred disinfectant in venipuncture site
70% ispropyl or ethyl alcohol
TRUE OR FALSE:
All specimen should come with a corresponding laboratory request
TRUE
For Hematology samples check for _____
clots and proper blood:anticoagulant ratio
For Chemistry/Immunology samples check for _____
at least 3mL of clotted blood is required
TRUE OR FALSE:
A misspelled name or any discrepancies with patient’s birthday is not a criteria for rejection
FALSE
It is a criteria for rejection
Urine specimen viability
2 hours
Labels in specimen container should contain ___
Complete name, date of birth, time of collection
Urine collected should be at least ___
10 mL
Stool spx viability
1 hour
Size of stool spx
pea-sized or thumb-sized
A system where all tests request are uploaded and results are released
Hospital Information System
TRUE OR FALSE:
Lab request on paper should match the lab request on the computer
TRUE
RPV category
Republic of the Philippines Veteran
CP category
Civilian patients-paying
TRUE OR FALSE:
RPVD/RPVs (Veteran dependents) are catered in VMMC for free
TRUE
Pre-analytic TAT should be ____
within 30 minutes
The barcodes are scanned by the machines in ____ unit
analytic
Floating means
specimen transport (from pre-analytical to analytical)
Pre-analytic unit staff pick up specimens at E-ward every ____
every 30 minutes during their shift
STERILE TUBES
Purpose:
Inversion:
Microbiology use
8-10 times
CITRATE TUBES Color: Purpose: Inversion: Blood to Anticoagulant ratio:
Blue Coagulation studies D-dimer tests 3-4 times 9:1
PLAIN TUBES
Color:
Purpose:
Inversion:
Red
Routine Chemistry, Routine Immunology, Blood Typing, Cross-matching
5-8 times
GEL SEPARATOR TUBES:
Color:
Purpose:
Inversion:
Gold top
Routine chemistry
5-8 times
EDTA TUBES:
Color:
Purpose:
Inversion:
Purple
Routine Hematology (CBC)
Glycosylated hemoglobin (HBA1C)
8-10 times
HEPARIN TUBES:
Color:
Purpose:
Inversion:
Green
Special chemistry, special hematology
5-10times
*Not routinely used
SODIUM FLUORIDE TUBES:
Color:
Purpose:
Gray
Glucose determination
*Not routinely used
Anticoagulant used in sodium fluoride tubes
Potassium oxalate
TRUE OR FALSE:
Sodium fluoride is a strong anticoagulant
FALSE
Weak anticoagulant
