order of draw for capillary puncture

Tubes with different additives are used for collecting blood specimens for specific types of tests. Fill the microtainer tubes as needed adhering to the order of draw.

Venipuncture Order Of Draw Order Of Draw For Heel Stick Or Finger Stick Order Of Draw Phlebotomy Lab Values

For example beginning with the EDTA capillary blood tube ensures that the blood will not begin to clot before the specimen is collected.

. The recommended Order of Draw for capillary blood collection is different from blood specimens drawn by venipuncture. ORDER OF DRAW If there is a concern regarding contamination by tissue fluids or thromboplastins then one may draw a non-additive tube. Procedure for Capillary Puncture of the Finger.

Cap rotate and invert the microtainer to mix the blood collected. Gas tubes must warm the site before collecting the specimen 2. 1st - Capillary Blood Gases CBGs 2nd- EDTA Specimens 3rd- Other AdditivesHeparin and Oxalate Specimens 4th- Serum Specimens.

Note Capillary punctures are not suitable for blood culture test and most coagulation tests. EDTA - purple top tube. Start studying Order of Draw.

Microtainer Blood Collection Tubes. Serum red top or amber tube with red top. Third non-additive tubes.

Order of draw in capillary blood collection. Recommended order of collection for microtainer specimens. 8 rows The order of draw for a capillary blood collection is slightly different than the order of.

PERFORMING A CAPILLARY PUNCTURE. That arrangement is the order of draw. Use UpDown Arrow keys to increase or.

When finished clean the site and apply pressure with clean gauze to stop the bleeding. When drawing blood What is the order of draw. Blue o Serum tube with or without clot activator and with or without gel o Additive tubes Heparin green with or without plasma separator EDTA lavender with or without plasma separator Oxalatefluoride gray.

In phlebotomy this term has special meaning as it is the order in which certain tubes can be used. They are listed by chemical additives that have been introduced to the tube by the manufacturer to perform a specific function when mixed with the blood. O Blood Culture tubes o Coagulation tubes lt.

This is inverse of the venipuncture Order of Draw The EDTA specimen is collected first to ensure adequate volume and accurate hematology test results. Capillary Specimens may be used immediately for point-of-care testing. The order is universal for glass and plastic tubes and irrespective of whether samples are drawn with a tube holder or syringe.

When tubes are filled according to the recommended order of draw any additive carryover that may occur will have no significant impact on test results. Capillary samples are collected in microtainers with colored caps used to identify the microtainer additive. The capillary specimens can be collected on filter paper and sent to the test laboratory only for specific tests.

Order of Draw for Capillary Puncture Collected with Microtainers during a Fingerstick or Heelstick ALWAYS CHECK MICROTAINER TUBE EXPIRATION DATES BEFORE USE Note. Order of Draw Syringe or Evacuated Tube Method. When collecting more than one capillary blood samples special attention must be paid to the order of draw which.

Second other additive tubes. The following order of draw is commonly used. CLSI recommends the following order of draw for skin puncture1 Blood gases EDTA tubes Other additive tubes Serum tubes After warming arterializing the site it is recommended to collect capillary blood gases first.

Container Additive Use Lavender top EDTA For hematology blood counts Green top Lithium heparin Tests that require a heparinized plasma sample __ Other tubes containing anticoagulants Varied Red or gold top Clot activator Tests that require a serum sample Red top No additive Tests that require a serum sample but. There are seven tubes which make up the order of draw. CLSI established the order of draw for capillary specimens to be as follows.

For both glass and plastic microcollection tubes during a single capillary puncture the order of the blood draw is as follows. Capillary puncture may be used for obtaining specimens in infants or in adults where. Heparin light or dark green top tube.

Clots in this tube will certainly affect the accuracy of the blood count. Povidone iodine should not be used for capillary skin puncture because it can contaminate blood and lead to inflated measurements of potassium phosphorous or uric acid. First EDTA tubes.

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