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# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Hematocrit
Test Code: VHCT
Synonyms/Keywords
Packed Cell Volume(PCV), Hemocrit
Species
Alpaca, Avian, Bovine, Canine, Camelid, Caprine, Equine, Feline, Ferret, Mouse, Other, Ovine, Porcine, Primate, Rabbit, Rat
Test Category
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
​Whole Blood ​EDTA Lavender Top Tube (LTT) ​0.5 mL ​300 uL
Collection Processing Instructions
Draw blood into EDTA vacuum tube. Invert sample gently 5-6 times to facilitate mixing and prevent coagulation. Label tube with animal’s name
Specimen Stability Information
Specimen Type Temperature Time
Whole Blood​ ​Room Temperature ​2 days
​Whole Blood ​Refrigerate ​2 days
Rejection Criteria
Clotted specimen
​Frozen specimen
​Gross hemolysis
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Cleveland​ Monday through Saturday​ Less than 2 hours​

  Sysmex XT2000i  or hematocrit centrifuge

Marshfield​ Monday through Saturday​​ Less than 2 hours​   Sysmex XT2000i  or hematocrit centrifuge
Milwaukee​ Monday through Saturday​​ Less than 2 hours​   Sysmex XT2000i  or hematocrit centrifuge
​Minneapolis ​Monday through Saturday ​Less than 2 hours ​Heska or hematocrit centrifuge
Marshfield Center Laboratory Section
Synonyms/Keywords
Packed Cell Volume(PCV), Hemocrit
Species
Alpaca, Avian, Bovine, Canine, Camelid, Caprine, Equine, Feline, Ferret, Mouse, Other, Ovine, Porcine, Primate, Rabbit, Rat
Test Category
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
​Whole Blood ​EDTA Lavender Top Tube (LTT) ​0.5 mL ​300 uL
Collection Processing Instructions
Draw blood into EDTA vacuum tube. Invert sample gently 5-6 times to facilitate mixing and prevent coagulation. Label tube with animal’s name
Specimen Stability Information
Specimen Type Temperature Time
Whole Blood​ ​Room Temperature ​2 days
​Whole Blood ​Refrigerate ​2 days
Rejection Criteria
Clotted specimen
​Frozen specimen
​Gross hemolysis
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Cleveland​ Monday through Saturday​ Less than 2 hours​

  Sysmex XT2000i  or hematocrit centrifuge

Marshfield​ Monday through Saturday​​ Less than 2 hours​   Sysmex XT2000i  or hematocrit centrifuge
Milwaukee​ Monday through Saturday​​ Less than 2 hours​   Sysmex XT2000i  or hematocrit centrifuge
​Minneapolis ​Monday through Saturday ​Less than 2 hours ​Heska or hematocrit centrifuge
Laboratory Section
For most current information refer to the Marshfield Laboratory online reference manual.