Week seven phlebotomy Special precedures and point of care testing
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| Special Procedures | Some test require special or additional collection procedures. Special preparation or equipment, handling or timing may be needed.
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| Blood Bank Specimens | A large pink top tube is required. Strict procedures must be followed!
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| Cooled Specimens | Certain metabolic changes continue even after a specimen is drawn. Chilling the specimen slows down this metabolism. Specimen should be placed immediately in a slurry of crushed ice and water.
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| Some examples of cooled specimens | -Ammonia-Grey on ice
-Lactic Acid-Grey on ice
-Ionized Calcium-Green on ice
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| Blood bank special "Strict" procedures | -Patient's name
-Medical record number
-D.O.B. of patient
-Date and time of collection
-Phlebotomist initials
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| Light sensitive specimens | Some test components are broken down in the presence of light causing falsely decreased values. Special tinted tubes are available. A specimen can be wrapped in aluminum foil.
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| Some examples of test that require light protection. | Bilirubin-Infants special tubes
Red cell folate-Wrap in foil
Serum folate-wrap in foil
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| Bleeding time test | Special pre-surgical screening test. This test is performed on the inner surface of the forearm, using a blood pressure cuff pumped to 40 to maintain constant pressure. Incision made with special sterile lancet.
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| Material list for Bleeding time test | -Automated bleeding time device
-Blood pressure cuff
-Stopwatch
-Filter paper
-Alcohol pad
-Gauze
-Butterfly bandage or steri-strip
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| Blood glucose monitor | A small device that measures blood sugar levels. The phlebotomist will sometimes be trained to operate monitor. You will mostly check sugar levels on diabetic patients
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| Blood cultures | Blood cultures are done on a patient with a fever of an unknown origin, or if there is a reason to suspect bacteria or septicemia.
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| Blood culture bottles | -Collected in sets of two
-One bottle is Anaerobic, meaning without air.
-The second bottle is Aerobic, meaning with air
Anaerobic bottles are filled first when using a syringe. When using a butterfly needle the aerobic bottles are filled first.
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